Comcast passthrough or bridge mode. I ended up putting the Comcast gateway in bridge mode.

Comcast passthrough or bridge mode That’s not how it panned out. Pass through lets you set your gateway wan IP as the static assigned to you. My router had my WAN IP address and the VPN worked great. When enabling the Bridge Mode feature on the Gateway, the wireless routing capabilities will be turned off, and will leave the modem capabilities on not impacting the Xfinity Voice service. I tried to ask them shouldn't DHCP be turned off. 4) turn on xfinity modem 5) turn on router? Bridge / Passthrough mode refers to the operational mode of the modem whereby the device operates only as a modem, serving the decoded network frames on the specified RJ45 port. When you log in to the tool, the bridge mode toggle should be on the first page you access (At a Glance). Unfortunately, the tech did not enable bridge mode. She said it wasn’t possible, as internet wouldn Modem Combo Units: Couple of options, 1. Normally, the modem gets 1. Social Media. Bridge mode is a network configuration that allows multiple routers to coexist on the same network, boosting performance and enabling seamless communication. I have talked to customer service reps and scoured the internet, and it just doesn’t seem possible. Now, in TRUE BRIDGE mode. 1 subnet is still active for their hotspot functions. I told her I wanted bridge mode, as I wanted a direct IP given to my firewall. When the SMC re-initializes you are now in psuedo-bridge mode. But, imo, it is a poor emulation. This gateway is working and the network is working, however we keep getting drops daily. There are three possible ways that this could work: 1. 0 and there's no internet connection, but I can access the web interface. Also pass through mode is a joke, you're still sitting behind NAT and packets are still processed through NAT it's just a 1:1 which still add's unneeded latency in-between your device and comcast network. I’ve read tons of different post and I noticed many people say to put the AT&T modem in IP Passthrough and others say to put it in bridge mode. I followed the instructions in this post: Bridge Mode for Motorola MT7711 Specifically, I followed the subset of the instructions labeled "MG7700, MG8725 and MT8733 - Put into bridge mode:" When you reach the end of those instructions, go back to the instructions above and follow the steps beginning with The Xfinity gateway has two modes. OsmAnd is an open source (GPLv3) map and navigation app for Android and iOS using OpenStreetMap for map data. When I just use the modem I do a speed test with ping as low as 9-12ms. With this conundrum, my udm could never get an ip address and could not access WAN. 96. Recently, I needed to use install a wireless cable box (Xi6) to a TV mounted outside in which running a coaxial cable to was not an option. This contrasts with Gateway mode which activates the modem’s internal gateway functionality, and serves an isolated network on the physical output ports. I can't really comment on how well it works in gateway mode though. You can learn more about using bridge mode on your wireless gateway here. These two links should give some good information on that: Re: "Connection Pro" LTE Failover, CGA4131COM, Static IP, Bridged Mode, & pfSense 2) tried a different factory reset asus router with the latest firmware from ASUS - and was still getting the same issue - in bridge mode. x. This will turn off all routing functionality and WiFi and just pass through the wan ip to the first device that is connected to an Ethernet port. @user_qog4p3 - Greetings, and thank you for your detailed question! Yes, Xfinity Voice services will work if you put your Xfinity Modem into Bridge Mode. Currently, when I do this, instead of obtaining a public IP, pfsense will obtain the IP address of the xfinity box gateway ( 10. , that our modem can be put into true bridge mode, and that we don't need a static IP. You could then use a router but it sounds like you have another VOIP However, the WiFi still shows up when my devices are looking for connections so Bridge Mode didn't turn off WiFi on my modem. Not just PASS through mode. So I factory-reset the router, used the setup wizard, put the gateway in bridge mode, and everything worked. Changing to Passthrough Mode: If you set the Comcast router to passthrough mode, your UDM Pro will take over the routing functions. Store App. So I chose that. I then installed an Edgerouter X with dual wan failover in front of both the cradlepoint and Comcast gateway. Leave VLAN setting as-is (I have 1 Gbps fiber in the Portland, OR area, and have VLAN 201). x netblock; If Bridge Mode is the same as my Belkin F7D4302 router's "Use as access point" function, this isn't true. customer support (phone) are back wards and will only give you PASS through mode. The main difference is that IP passthrough mode terminates traffic at the gateway (the gateway is your ISP-provided modem/router). MacOS. To avoid double NAT, I put my modem (xFi advanced gateway) into bridge mode. In order to get the Xi6 to work, however, Comcast had to disable bridge mode. Hello Everyone. Plug a laptop into port LAN1 on the modem. 1 address. 1. When bridge mode is on (essentially just turning it into a modem) the OPNSense WAN IP is 0. However, we are still unable to connect to VPN. Is it in pass-thru mode or bridge mode currently? Our own wi-fi router now gets the public dynamic ip. 1, the default login and password are you usually attached to the modem or the tech provides them. I ended up purchasing my own router and replacing all of my old cables with Cat7. When your Wireless Gateway is in bridge mode, there are some special considerations you must take into consideration. This link says that all that is needed to do is to enable IPv6 on the Setup/IPV6 page in the DD-WRT router and to choose the IPv6 Type "DHCPv6 with Prefix Delegation", and the IPv6 address should appear at the top of the DD-WRT screen after "Apply Settings" is clicked. 2. Phone support has been of no Comcast distinguishes between "passthrough" and "bridge" mode. I am having issues which appear to be caused by a multiple NAT environment. Disable and Enable Bridge Mode Again on the First Router. I called support twice and was told that they can only put the modem in passthrough mode (which it was already set to). Toggling the bridge mode on your router works essentially the same way that power cycling any electronic device does. iOS. This actually stopped all my wifi routers from connecting. 1. When I set it to "use as access point", I assigned it an IP address on that screen. Reply reply Xfinity uses a 2 in 1 and even if you put it in bridge mode it still reports your activities to Comcast and isn't a true bridge mode. 5 Gb router (OPNSense appliance) behind the XB8 in Bridge mode and I only get 1/3 of the usual speed. Do I need to specifically tell Comcast to put IPv6 in passthrough mode Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. 2) if YES to the above question, can the router be configured in "bridge mode" such that the 2. There are three possible ways that this coul. You have to use the passthrough pseudo mode. Android. I also have a single router behind it, and there is forwarding from the gateway to my router, then from there to my surveillance DVR so I can check it from home. You can post for technical support, advice, or just to vent about how you feel Comcast did you wrong. Then use the Orbi router in router mode. Several ISPs, most notably ATT, have a pseudo Hello, I have the same setup as you. In general, yes you'll want to have your COmcast gateway in "true bridge mode", which makes it act like a standard cable modem. If return to router mode (in the process getting double NAT'ed, adding power draw, slowing performance, etc. Customers: Is there ANYONE on here that has gotten their business cisco modem AIO in bridge mode and their static IP working. From the MX side login locally to the firewall via IP (not the dashboard) so you can set the static ip address info for your "wan 2". The agent probably took the I can't speak to the Google Mesh system but I do know that with our residential xFi Pods, bridge mode would not be able to be utilized since the Pods are using WiFi and bridge mode basically turns off WiFi (please note that that is a VERY simplified explanation but the latter link gives an awesome overview of both bridge and pass-through mode At my witts end trying to get it to work with my regular equipment, just want to use it as a modem as I already have a wifi router and switch. Apparently only dynamic IP addressing works in bridged mode. Even after I did that my router still got a dynamic 10. I've searched the web and haven't found what Comcast's "Bridge Mode" specifically does. 3) Connect them. As you probably know, if converted to true "bridge mode", the DPC3939B will lose the IPs assigned since the config file is no longer in place. i would like to put the modem in bridge mode to avoid double NATing. I was also able to have it put into bridge mode but needed to contact customer service to do that since they had to do that on their end. That's what prompted this question in the first Typically, two pieces of equipment are required to connect to the internet and the WiFi network in your home: A modem connects your home to an Internet Service Provider's (e. (Passthrough mode won't suffice for my needs. . When I upgraded to 150/15, sales definitively assured me the CGA4131COM could be put into "true bridge-mode” into my firewall/router with a static IP. A true bridge mode and a passthrough bridge mode. Just wondering if the Netgear firmware is blocking IPv4 when in bridge mode. VPN Servers. Login to the modem via 192. 2. No Comcast is not blocking IPv4, I have seen this before when the RF was really bad. Then, you may connect and use your own In basic bridge mode, the Xfinity modem acts as a pass-through device, forwarding all traffic to To do this on our network, you will have to enable the Bridge Mode feature on I'm a Comcast Business class customer and I need my modem put into true bridge mode. You could use a customer owned device or if you wanted to use one of ours, you could flip it into bridge or pass-through mode (depending on if you have a static IP or not) and this forum thread gives a really good explanation and walk through: 'True Bridge Mode’ vs. I'll connet another router to the Cradlepoint to have access also in case of blackout of the main line, in this way I can have always access to internet. We need this for vpn connectivity and other services that require a static ip. 3) bridge mode shows no devices connected - though my PC - which was used to set the bridge mode is connected, and can get IP/internet (how am writing on the forum) I have a Google Nest wifi system, with its own router. PUTTING CABLE MODEM/ROUTER INTO BRIDGE MODE - STEPS: (For the MG7700, MG8725 and MT8733 scroll to the bottom for instructions). There are hidden networks still broadcasting on both 2. The agent changed the gateway to IP pass through. 1, then when the login screen appears username=cusadmin ; password=highspeed. You are correct; Security Edge would not work while the gateway is in bridge mode but you can use bridge mode with the Connection Pro backup, although you would want to configure things pretty particularly. I am hoping a comcast employee can bridge this modem for Our office recently had VoIP phone systems installed, and not having the modem bridged has been causing issues. Bridge is just a switch effectively. I do it all the time for our business clients. After several tickets today's tech got someone higher up in their support staff on the phone and he said that when in bridge mode the 1gb port will only output about 10th of the speed. When I enabled "bridge mode" in DPC3941B, it said it would capabilities like routing etc. I think the issue was that the router was on AP mode instead of router mode. When Bridge Mode is enabled, you can access the Xfinity app to manage your account, but Static IP addresses would not work with bridge mode but they do work in To do this on our network, you'll have to enable the Bridge Mode feature on your wireless gateway, which turns off its routing capabilities while leaving the modem capabilities on. This will allow our Ubiquiti router to use DHCP6-PD straight from Comcast. Where does that address come from? It doesn't get that internal IP address from Xfinity. they do not have static ip(s) 2. She did not offer setting my Comcast Gateway to True Bridge Mode with the dynamic IP, and said it would only work with a static IP. This problem occurs ONLY in bridge mode. But when I had a rented xFinity modem I was able to turn the wifi off online on my Comcast/xFinity account. I've gone through Enabling bridge mode and I'm getting nowhere I'm little confused between pass-through bridge mode vs true bridge. Maybe if they implement a self test at a certain time each day that detects that speeds arent at it's avg for your house and self reboot to fix that (and not have to do it every 12 seconds) then that would be cool and MAYBE make me consider it but "welp Your Wireless Gateway will reboot, to complete Bridge Mode setup. " At best you can put it into a mode where it tries to emulate a bridge. Unlike a router's bridge mode, passthrough mode does allow some functions through, allowing a more customized approach to networking. Nothing has changed on the Unifi end. No only that it's much faster. As far as I've been told by multiple Comcast employees, you cannot use bridge mode or a third party modem with static IP's and all of the 100+mbps capable modems are brain dead in The problem with this is that my Xfinity xFi gateway in bridge mode still operates on 10. I've always put the Comcast modem in bridge mode with a static IP purchased from them. 68 Not sure if the gateway drops some of the bandwidth for whatever; but in bridge mode I am reaching even You want one eero (the gateway) upstream of the other two eeros, that is standard topology. Let us know if that helps I had the modem replace today and still cannot get through. I can use this port fine Comcast and Spectrum often refer to Passthrough mode when what they really mean is a certain configuration of the modem's settings to remove all restrictions on inbound and outbound traffic for the Public IP subnet. No DHCP IP. IP Passthrough allows your Gateway to give a singular device on your network a Public Facing IP address, while Bridge Mode stops handling all traffic and simply forwards traffic to your ISP So I'm still trying to figure out any way around that by setting the modem into bridge and getting static to route but that's a long project. I’m not very tech savvy so this is probably a dumb question. This post is for Comcast business customers who receive a DPC3939B gateway from Comcast but want to pass the static IPs assigned to it on through to another gateway on the network. Once Bridge Mode is enabled, any ethernet port can be used but only one device can be connected to the Gateway while in Bridge Mode. The 3rd party firewall and VPN set up would be outside of our demarc if you decided to go that route but these links would be helpful if you do: I'm assuming my XB6 has been in bridge mode since I set up the acct in 2017 as I have a personal router. XB7 in Bridge Mode working with UDM - UDM not getting Public IP. I run my own router in the 192. This means that devices will get their IP addresses from the UDM Pro instead of the Comcast router. You can always connect a computer directly to the Comcast router via Ethernet to access its settings. Can Comcast support log into the router and code the router to output on LAN4 when in bridge mode? It seems odd that Comcast would restrict output when in Bridge mode to one of the slower ports and leave the fastest port unused. When I've spoken to Comcast tech support on the phone, they've told me that a) Comcast doesn't support true bridge mode and b) we need to buy a static IP to do passthrough bridge mode. I am having trouble getting IPv6 routing through the modem to our firewall. Today an Xfinity technician came and tried to help. You will not have any problems putting the Comcast equipment in bridge mode. Routing Also yes pass through mode is the only option but pass through mode is still behind NAT. Learn more about turning your Xfinity WiFi Home Hotspot on or off. com it ends up bringing me to a page that says I cannot disable my WiFi because the modem is in Bridge Mode (what I expect). Getting new firewall to replace old one, setting it up behind Comcast cable modem? Business has one static IP address from Comcast. xxx. 1 address is just done internally in firmware . well i was playing arounsi wth my other devices and disconnected the power to the gateway. Solution: Set modem to bridge mode. Reverting Apparently the "built for business" Comcast internet isn't quite built for business. Apple TV. When Bridge mode is disabled (which is the default modem + router mode) I get an internet connection, but I'd prefer not to have that setup, I'd rather have the OPNSense box be If you want to use ‘true bridge mode’, please note the following characteristics of devices in bridge mode: Does not have router capabilities or support LAN DHCP Cannot have a fixed Static IP assignment Comcast_John helped and solved my problem that day. Download. OsmAnd has many features which help you at your journey: offline maps and navigation, trip recorder, ruler, mapillary, the online tracker, navigation for any profiles like a car, bicycle, public transport, boat, pedestrian, hiking and other. x address domain and do not want to change the configuration of my network so I plan to reconfigure the Modem to operate in "Bridged" mode. Disconnect the coaxial cable from the back of the modem/router. You will need to use your own router to connect anything wirelessly. ; The Xfinity Wireless Gateway puts the technology of a modem and router into one piece of I'm a Comcast Business class customer and I need my modem put into true bridge mode. I used to always buy my own modems but they cost so much and become outdated and unsupported so quickly now. 221 to be precise), and so my Nest system is using the wrong WAN IP and so remains subject to double NAT. 12. Even if you ISP does that for you, and ISP gives the switch those info, the switch (if not a layer 3 switch) which mostly works in Layer Now, after much pain, I have the static IPv4 working in passthrough mode - the address blocked was moved incorrectly to a CMTS in another state according to tech support - and after them attempting to just give me a new one rather than fix it, the on-site tech (who was great) got them to run it down and provision it correctly. How do we accomplish this as the bridge mode on the modem still passes a private 10. 5 gigabit ethernet port while in bridge mode. businesshelp. , Comcast's) network. If you can't bridge the modem, disable ALL wifi radios on the modem, Keep the modem in router mode, configure the modems DMZ/ExposedHost or IP Pass-Through for the IP address the Orbi router gets from the modem. I am not convinced that you can put the NVG448BQ in to a true "bridge mode. the second site is configured DHCP and grabbing a static IP from the comcast modem (10. I just switched from Xfinity 1 gb service to AT&T Fiber. I should be able to toggle it back to bridge mode, but cannot find a way to do this in the Xfinity iPhone app. g. I do not see any option when I log into the router to change the output port when the router is in Bridge mode. The 192. The Comcast modem has to be set in bridge mode to fully allow incoming traffic to reach our router. I just did this myself last weekend. I have set it to Bridge Mode, Advanced. Bridge Mode vs. The savings were great, the speeds were acceptable, but the lack of a bridge mode created several issues because I run a pfSense firewall. They will tell you that is bridge mode and that is all that can be done. If you have Comcast business Thank you for joining us here on r/Comcast_Xfinity, your official source on Reddit for help with Xfinity services. When the modem is in router mode, DHCP requests to the router will give you an internal IP address (192. Nope, I was We have used Comcast. As members of the Digital Care Team here at Xfinity, we can help with a wide array of concerns including troubleshooting, billing, plan changes, and more. I have tried connecting it either my switch or wifi router and went into the wifi router and tried to set it up as dynamic IP when I put it in bridge mode and as an access point when I put it in router mode. Comcast passthrough instructions say nothing about turning off lan to operate this way. Have you already disabled the firewall and DHCP (to configure your own static routing) on the 3939? That gateway will allow you to enable passthrough mode and Comcast_John gave a really good overview of the differences between that and true bridge mode in the forum thread ''True Bridge Mode’ vs. I looked up the manual for the router and there was a setup process. Thank you for joining us here on r/Comcast_Xfinity, your official source on Reddit for help with Xfinity services. 84. on the XB7, or public IP's on the back side of my firebox. x via DHCP from the Comcast Gateway which is expected. I would like my Gateway to be set to True Bridge mode (NOT Passthrough Mode). OpenVPN. Gaming. st/3p5X2LB. @Panyk_Attak I could be wrong but imo, when you Xfi in bridge mode means it disables its routing & Wifi broadcast features. we have two sites, one site is properly configured on our router interface configured as static with one of the available static IP’s in the interface. You can put a pfsense firewall on the internal network, but it won't protect other things on the internal network, just whatever you put on the pfsense LAN port. In bridge mode, the combination cable modem / router The bottom line is, there is no way to put this particular modem into conventional passthrough (bridge) mode where it will provide a routable public IP on the LAN ports. 1 and display the diagnostics info. I installed a Ubiquiti Unify Firewall recently The Comcast Gateway was not in bridge mode at first so the WAN interface on the Ubiquiti got a 10. However, if you enabled bridge mode by mistake and lost internet connectivity (because you did not have a second device acting as a router) you will have to reset the router and set it back up from scratch. I put the router/modem in bridged mode. In any event: I bought my own Arris modem with voice a while ago. Once your routers are connected properly with bridge mode enabled, there isn’t much you can do other than disable and re-enable bridge mode on your first router. My immediate concern is that a double NAT will to mess up my network. After 15 calls and hours on phone with AT&T Tech Support they turned in IP passthrough and my Dream Machine WAN IP was 192. What is the difference between Bridge Mode Advance and Basic? I basically need the modem to act as only a modem and present my router with a public IP. When on Xfinity, the WAN IP was my IP with Comcast IP. 2 Gb and my equipment gets about 950-ish. This mode is achieved by disabling the IP firewall and setting firewall settings to custom, the disabling DHCP on the LAN for IPv4 and v6. It's just a pass thru device in bridge mode. Previously, I had my Xfinity modem in bridge mode, and all was good. I need to change that 2nd site like the first site u/stairs80 You are referring to our xFi Complete product, which provides Unlimited data, a leased Wireless Gateway, and our Advanced Security all for $25 per month. I've had a comcast modem in bridge mode for 20 years. Passthrough vs bridge mode. Now, since I can't actually do that (again, silly drop-down list), the recommendation from Google was that I should put my Comcast router's Wifi into Bridge mode. com The normal fix for that is to put the modem/router combo into bridge mode, which makes it like your modem model. Every device here is able to connect to the Internet. It maybe that the comcast modem in bridge mode is giving out a 192. When it comes to using outside equipment or software Enabling Bridge Mode does not disable the Xfinity WiFi Home Hotspot feature (available on some Gateways). 168. Bridge Mode working for me on XB3, XB6, and XB7 over the course of 7 years now with various routers. Our firewall (Sonicwall) has a DHCP public IP. Therefore, if you connect a switch directly after Xfi now, nobody is gonna handle IP addresses or do routing. You could use the blue tooth app to change the UDM pro to 192. ). You will need to take your cable mode out of bridge/passthrough mode, and your "router" behind the modem has to do DHCPv6-PD and send a "hint". On my old XB3 I had to ask Comcast tech support over the phone to put it in Bridge Mode for me, as it kept coming out of Bridge Mode randomly if I enabled it myself through 10. Comcast gateways supply 10. YMMV and all that. I need to put my SMCD3G-CCR cable modem in pure bridge mode. Some folks say it allows the Wifi to work in a mesh-like configuration. DMZ is still using routing and NAT. 1 on most gear in bridge mode. 5 Gigabit ethernet port can be used to connect it to my own home router? I have found instructions on how to enable Bridge Mode on the wireless gateway, but can't seem to find info on the 2. xxx ish) Here's how to configure IP passthrough settings to use the Internet Gateway with other networking equipment (router, switch, etc. Hi gscsupport; welcome to the forums and great question about the Static and using Bridge Mode! With the Static IP, true Bridge Mode won't work but you can use the pseudo or Pass-Through Mode. Hi, I need assitance please with putting my SMC D3G Gateway into true bridge mode. Streaming. However, it is still broadcasting/assigning an IP (10. That disables the firewall, DHCP, etc. To use a static IPv4 address, the modem must be placed in passthrough and not bridge. On the modem I have set it for pass-through mode (I think) - I have been told Bridge Mode won't work, and that to place it into pass-through mode I simply needed to turn off the Firewall altogether, "Disable Firewall for True Static IP" is checked, and disable DHCP (which was because of the static IP). of the research that I have read up on this seems to be a problem with this particular device and being able to use or pass through static IP's. Are you currently using the leased gateway in bridge mode or passthrough mode? Hi Comcast_Phil, It's not in bridge mode, it's functioning as a normal router right now. My question is - what good is 'Pass-Thru-Mode' as Comcast calls it? If it only works with directly A far better VPN protocol to use if the VPN must pass through a translator is an SSL VPN protocol. The Netgear (CG3000BCR) worked flawlessly during the past six years. While I can still remotely manage the firewall over IPsec, I was using bridge mode to avoid the overhead of NAT-T. Benefits. 100. Yesterday, my internet stopped working. I am thinking of setting up a Unifi/Ubiquiti home network by putting my Xfinity XB8 modem in bridge mode. Have recently had issues with site-to-site VPN on old The problem was that I bought the router second hand. 2) turn off both the xfinity gateway and router. xxx for example). Previously, I could just hard reset the xfinity modem/router, resetup wifi, put into bridge mode the xfinity box, relinquish lease, renew wan, and it would obtain an IP. My bridge mode stopped getting a public ip/ipv6 address and is instead giving me a private (10. x addresses to client devices when the gateway is operating in its default "router mode". If you don't believe me, set it up and then use a WiFi scanner and you will see the unnamed hidden networks. Make sure they set it to basic bridge mode and not advanced bridge mode. 35 or whatever), unless the ISP uses a private range internally 10. @XfinityAbbie Yes, multiple restarts including factory resets. So it acts as a passthrough device, and then will still respond at IP 192. 10). x address to the firewall? Any help would be appreciated ok, thanks - thats what I thought. and after enabling bridge mode just as it was on my XB7, I can't get any internet passthrough to my router from the XB8 in bridge mode. This I recently switched modems from a Motorola 8600 to Comcast's Technicolor CGM4140COM and now I'm wondering if that's the reason why. Entering static details on the router eventually We have our comcast business connection with modem set in Advanced Bridge Mode. With the gateway is in bridge mode and a different device as the nat router for your network, then all other wired devices can be upstream, lateral, or downstream of any of the eeros and it won’t matter as far as network topology is concerned. This is fine for IPv6, but these installations need static IPv4. Learn more about our xFi complete, here xFi Complete Using our Wireless Gateway in bridge mode, does not affect data usage or the unlimited data coverage. When I put my XB8 Gateway into bridge mode so I can use my own router the "WAN" IP address I am getting from the now bridge-mode gateway into the new router is 10. You'll need to enter the IP, Gateway, Subnet etc. 'Pass-Through Mode' . Bridge mode does not terminate traffic at the gateway. Replaced the XB8 modem with XB7 modem and the problem is still there. After calling support today, my internet was restored. 4 and 5 GHz bands. When you do this, the Comcast router will redirect all unsolicited Management IP in bridge mode == usually ends up at 192. Put the modem in bridge mode and lose our statics. "WAN Settings" -> "Select the ISP protocol" -> select transparent bridging. You can ask Comcast to put the modem into basic bridge mode. Comcast tech should be able to do that for you. 3. ; 🔧 The Bridge Mode is Comcast modem ---+----> Cradlepoint +----> Netgear. I assumed I would have had to enter a static IP Hello gamewisp and welcome, Log into your NG3K by connecting any computer via ENET cable to any Lanport 1-4, bring up a browser and enter 10. In this video I will show you how to make your comcast modem in bridge mode so then you can connect your own router or firewall to it instead of using the on I spoke to xfinity and they said in order for my router to work to it potential I needed to enable the wifi bridge mode to turn off the modem wifi and enable the potential of my wifi. when it came back up, i noticed my internet was down. Toggle Bridge Mode On/Off. I reset the gateway and our firewall. Before we discuss bridge vs pass-through mode, we need to understand what a gateway is. Using In Bridge Mode. Out of curiosity I placed the XB7 into bridge mode and the T-20 wasn't able to obtain an IP address from Xfinity. hi spiceheads, so it’s been a while since I have done and need a refresher. Note that DMZ off the ISP router is nowhere near "bridge" mode. If you can't bridge the modem, disable ALL wifi radios on the modem, configure the modems DMZ for the IP address the Orbi router gets from the modem. He stated it again that it will 'Brick' if put into 'Bridge Mode' I am unable to achieve IPv6 connections thru the Comcast modem and a separate firewall to my network. With Comcast Business and a static IP address, you can't actually use Bridge mode. You may try this. A gateway is a device your ISP Are Bridge Mode and IP Passthrough the Same? Bridge mode is a low-level network connection where traffic is passed directly to the new network hardware at the other end. Even if you disable wifi, DHCP, etc etc it is still a NAT router no matter what. Turn off the modem/router, then turn it back on. The reason why I want a static ip is because I believe when I use the modem in bridge mode, it isn’t really in true bridge mode. 0/8 address and as you guessed, itself is the gateway at 10. Go to hardware > LAN > associate Ethernet LAN port 2 <on> Plug router into modem port 2 (top right) Cannot get USB Bluetooth adaptor to work and passthrough to docker upvotes how do i switch my modem to bridge mode so i can use a hard tunnel into my office server from my home office? Comcast uses specific routing technologies to allow customer-assigned static IPs onto their network, and bridge mode disables these technologies. The Comcast routers I’ve dealt with (usually Arris) have two bridge modes. This article describes how to configure IP Passthrough (Bridge Mode) on a capable Series 3 Cradlepoint router. If you are disabling When configured for passthrough mode with the Comcast network present, the E100 allows the use of the IP address space and DHCP server configured on the Comcast modem. However, looking through threads on this form suggests otherwise, i. Well you can set "bridge mode" but it does NOT disable all the wireless radios. The folks on the phone are useless - reboot/reset/replace is their script. I have Xfinity home security: 2 cameras and a video doorbell. 259 which is not a "normal" Public IP address but a normal WAN IP address that would be generated by DHCP which is supposedly disabled in bridge mode. ; A router connects your wired and wireless devices to your modem. 70 coming from the AT& Router. Both involve allowing data to pass through a device without processing, but key differences still By the way, Xfinity's own support article on bridge mode clearly states that if you use your own router, you should ideally put the modem in bridge mode; but follows on to hint that bridge mode will not work with xFi cable boxes. We do not need the routing or Wifi capabilities on the Comcast Gateway so I put it into bridge mode. The passthrough setting does give connectivity but I see from other posts here that that is not a desirable solution. To check whether it's properly bridged, look on your Netgear router at the "WAN address". Hi, I recently got a new Xfinity One modem and it supports MoCA. It's a gateway device but it is currently set in bridge mode and is connected to my RT-AC86U. IP passthrough and bridge mode achieve the same result — forming a sort of bridge for your internet connection — but they don’t do it the same way. Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. It just shows the port as "Inactive" in the XB8's admin view. But when I put the modem in bridge mode and ping from the router my ping is as high as 23ms. When the modem is in bridged mode, requestts for an address get passed on the ISP and will give the device a public IP (56. e. Xfinity bridge mode feature can be incredibly useful in certain situations, such as when you want to use your own router or when you need to create a more advanced network setup. at first it worked just fine, my linksys wifi box got a public IP address, so far so good. Took a picture of a tcpdump dumps that shows successful request/reply when the modem is not in bridge mode and also just the requests without reply when the modem is in Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. At a user level, IP Passthrough and Bridge Modes provide the same basic functionality, despite doing so in different ways. When I follow the instructions available on xfinity. We have a DPC3941B in pass through mode with static IPv4 and IPv6 addresses. All wireless functionality is disabled. Update: so I tried bridge mode again. 73 and a little later behind my router : 867. Later on, I noticed a new WiFi network with a pretty strong signal in my area. 1/24 address and the UDM pro also has the default address of 192. Key Takeaways. This sounds minor, but dropped pings can cause numerous significant issues. 10. bummer. Disabled bridge mode and everything worked fine again. Support I found this pretty good post about the true bridge mode vs passthrough, but what exactly is pseudo-bridge I'm seeing on devices now? I To be clear, I prefer a dynamic IP, and only authorized a static IP because the Comcast tech said I needed it for bridge mode or pass-through (for my SonicWALL VPN). Note: Any ethernet port can be used, but, only one device can be connected to the gateway while in Bridge Mode. Configure the modem for transparent bridge mode. No need for bridge mode, pass through, port forwarding etc. I ended up putting the Comcast gateway in bridge mode. However, the IPv6 address doesn't appear at the top of the screen, and Status/WAN page shows IPv6 The issue occurring is that while the modem gets close to 1gb when speed testing in default mode, when you put it in bridge mode it only gets maybe 350mbs down. ) I do not have any static IP addresses. Believe me I read through all posts related to it but it is still not clear to me. I've had no issues with my wifi and then on 9/17 woke up and the XB6 wifi is the only one working well - router wifi super slow. This seems weird. Gateway mode, has WiFi enabled and passes out IP addresses to an internal network using it's built in DHCP server. Most of the Comcast gateways in the past have been garbage but I'm really impressed with the xb7 when put into bridge mode. 80/119. If your gateway has been provisioned properly with your static IP, you should be able to configure any of your own devices with your static IP information and just plug it into the gateway's ethernet Background: 6 months ago, I left Xfinity and went with T-Mobile 5G home internet to save some money. Fortunately, the IPsec tunnel still works. This is what I do with a Cisco DPC3939B. So, last night, I went back to Xfinity, thinking that I'd be up and running within 20 minutes. I had to set my udm wan network to static and give it some other ip in the 10 family and set There's something wacky the way Comcast programs the business gateway. IP, get the static IP info from Comcast, set your WAN on your firewall to the static info they gave you and put the Comcast modem in We have a firewall behind the comcast router and need the public static ip passed directly to our firewall. x) address which is unusable. also is the preferred method to set it up like this? 1) Enable bridge Mode on xfinity gateway. Also to get around the comcast bridge It will turn the ethernet ports into WAN-passthrough switchports, and you can use either one to connect to your UniFi setup. If you put the gateway in TL;DR: Hooked up a 2. If you have not already, please review both the Posting Guidelines and Rules here on the sub. If OP is able to bridge the ISP router I'd personally say do that (or just replace it with your own modem and nix the rental fee). Windows. 1 ) instead of through the WAN DHCP or will What I'm trying to accomplish is to keep a VOIP phone system and its router separate from the data router. Will these still work and will the Xfinity app still work if I put the For those who have this type of setup, ONT box > xfi Gateway > to my own Unifi router what will be the best option to deal with this double NAT as bridge mode cannot be activated on the modem/router? Even advance setting to do port forwarding has to be done on the xfinity app and not normally on the router address 10. I also had to practice some LAN-fu to get my pfSense box working with the 2 in 1 Xfinity Xfi device, dhcp was issuing IPs but could not reach WAN without manually entering the ip4 and ip6 gateways manually. In our previous article, we discussed gateway vs router and the differences between the two. I tried to follow the steps on one of the support pages. I put the gateway into Bridge Mode and our firewall now has the IP address. It still shows the local SSIDs I gave Xfinity gateway MoCA behavior in bridge mode. 1/24. The default was advanced bridge mode. 5. I Thank you for joining us here on r/Comcast_Xfinity, your official source on Reddit for help with Xfinity services. After placing it in bridge mode, two more tests gave me : 799. My residential gateway was in "bridge mode" with a Ubiquiti Edge Router light handling DHCP / routing. Using a device connected to your home network, open a web browser and go to the Admin Tool at https://comca. Everest Protocols. I thought the easiest way to do this would be to connect both routers to the modem and place the modem in bridge mode, but After calling Comcast support, they dispatched a tech which replaced the Cisco modem, with an "xFi Gateway" (aka Arris TG3482G). I have spoken with Ubquiti support and they had me adjust a few settings, same issue I would like to try to look at the comcast modem and see if there Yes, it is possible to use the MT7711 in Bridge Mode. Unplug the gateway, and they will disappear. Wireless. They typically are correct in their use of Bridge mode. 🌐 Xfinity Bridge Mode turns your Xfinity router-modem combo into solely a modem, eliminating routing features while keeping modem functionality. 16/119. It sounds like your modem is now in bridge mode, passthrough mode or whatever mode Comcast calls it that is as using the cm1200, xfinity modems tend to have a mind of their own killing your internet for updates etc and not reviving itself properly. 0. Should I be in Advanced or Basic Bridge Mode? It is currently in Advanced. 2 to the connecting device on LAN1 only. I am a new business customer (with a STATIC IP) who previously used the Comcast residential service. I know how it works well and I am an IT professional that does networking for a living. I use a VPN from time to time, along with some Welcome to the Xfinity community! Our community is your official source on Reddit for help with Xfinity services. I use Comcast Business IP Gateway Model SMCD3G-CCR. https://forums. What Is a VPN; What We Offer. comcast. once I put into bridge mode is there some DHCP server running somewhere that will assign a public IP to the pfsense box? 4. Can you try and disconnect all devices reboot the cable Very respectfully to the Comcast employees here, I was recently burned after retiring my old faithful SMC. They aslo think you need a static IP to do True Bridge mode. Protocols. I have had the Comcast Business gateway in bridge mode for a few years. It is not in bridge mode, but is in what Comcast call “pass through mode”. You will need to change one device to a different network. When I was installed after turning the gateway to "bridge mode) the Ubiquiti Edge router is still pulling the old residential IP address via DHCP. Long story short I put a Comcast business modem into bridge mode, as we installed a ubiquiti gateway. IP Passthrough. But I have AT&T fiber (BGW210-700) and I’ve been looking to add the Eero Pro 6 units to give me better WiFi coverage. Even with the modem in passthrough mode it will assign 10. In networking, passthrough mode and bridge mode are two related but distinct concepts. Hi firstmed! If you were looking to set up a 3rd party firewall and VPN, you could bridge mode it (if you don't have static IPs; if you do, you'd want to use pass-through mode) and use a router. Community Specialists will provide official support between the hours of 6:00am - 12:00am Eastern Time To disable bridge mode, follow the same steps to reach the correct setting, toggle bridge mode OFF and save your settings. I suspect the 10. 1/24 and that should fix it. They have a technicolor (I believe) is the model name of their modem/router from comcast. A subreddit primarily dedicated to asking questions and/or discussing experiences with Comcast. It made sense so I went into the admin settings and enabled the bridge mode. Disabled "bridge mode" in the admin UI - "bridge mode" is in quotes because the modem was in a weird state; Verified connectivity; Re-enabled bridge mode (for real) - IP changed back to 73. ), then this problem disappears entirely. You didn't say what you were using for equipment. The model number is SMCD3G. Thank you for your response Joseph. xjqzsw yia svwixg nnwmop vihqj lvsi pww mrbhzv swlmtlq nyfaw