Comcast modem bridge mode dhcp. Yes, it is possible to use the MT7711 in Bridge Mode.

Comcast modem bridge mode dhcp Power down / unplug the modem and the router. The router is an Asus Rapture GT-AXE16000 and has a 2. Stick a pin in the Comcast/Xfinity cable modem/router to reset it (to default router mode) and only plug your laptop into a port on the Comcast/Xfinity cable modem/router. I need to dumb it down so I can use my superior WRT1900AC router. This is useful for several reasons: Yes, that's right, Kastus. 1, then username=cusadmin , password=highspeed. 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". 5 port from the XB7 to the router? Thanks for the help. After 17 years of working perfectly fine, Comcast has decided that I can no longer use my "internet connection" in the manner I see fit. However, I need to setup IP passthrough mode on the CGA4131COM modem by Technicolor ver 2. Before we dive into the steps to put your Comcast modem in bridge mode, it’s essential to understand what bridge mode is. I get it 50/50 on the networks I set these modems to bridge mode into. 100. It works fine if the gateway/modem is not in bridge mode and the Asus router is able to pull an IP. I am no longer able to reach my server. When I put the modem into Bridge mode, the router no longer receives internet. By default Comcast assigned me a DHCP server that was 12 hops away, and significantly longer latencies. However, posti Or, do I change the comast gateway LAN side address to 10. Not a single tech I’ve talked to has even the slightest clue how their equipment works. We have the comcast cg3000dcr without a static IP and I called comcast tech support to put it in "bridge mode" as instructed by my voip provider - I have connected the router to the lan port of the comcast modem abd the Shut down the computer connected to the router. Our firewall (Sonicwall) has a DHCP public IP. In Bridge Mode, my router always receives a WAN Public IP via DHCP and never Yes, right now if your router is getting a DHCP-provided dynamic address, then the device is in bridge mode. in Bridged mode, I can see the packets of the router asking for an IP from xb8 but they go unanswered. step two: To ensure your Comcast router is only acting as a modem, turn off DHCP, Wi-Fi, and the entire firewall within the settings. Can Anyone Please put my Modem in " True bridge mode" . This is then connected to a tp-link managed switch (the exact switch configuration is posted in the image) the port tagged with vlan ID 99 and First, I could have the modem put in "Bridge Mode". This will provide you a rock solid DHCP static address for your security camera server. I turn off DHCP on the modem and turn on the Bridge mode, then on the MX input the static IP and gateway to the static of the comcast modem, subnet, etc etc. the second site is configured DHCP and grabbing a static IP from the comcast modem (10. 153 to my router WAN port still connected to port 1. We definitely want to put the modem in Bridge Mode and bypass the modem firewall if you are using a router or additional equipment behind the modem. Go to hardware > LAN > associate Ethernet LAN port 2 <on> Plug router into modem port 2 (top right) Rant: I can’t tell you how much Comcast has F’ed me. Use Your Router. 10 address of the gateway, and magically, any inbound traffic from the public internet Need our cable modem configured for bridge mode, please. 10. To . z address on the WAN side via DHCP. If I disable Bridge Mode on the xFi modem I can get internet service, both ethernet cable and Wi-Fi. Comcast loaded a single Static IP to the modem and when they did that I lost internet at my other 5 computers. We do not need the routing or Wifi capabilities on the Comcast Gateway so I put it into bridge mode. 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. Good luck! 🙂 Marc We disabled bridge mode, got a NAT'ed IP, setup a standard 80:80 port forward on the Comcast gateway device and of course that worked. Googling your modems model number might help. 1 for my router IP's and all of my devices get a I have had the Comcast Business gateway in bridge mode for a few years. Comcast is using a technology wherein you’ll be able to use modem capabilities with built-in router capabilities in a single piece of equipment which makes more reliable and faster internet speeds. 2. https://corporate. Just wondering if the Netgear firmware is blocking IPv4 when in bridge mode. It updates the Comcast RIP router to say the next hop to x. I put the Comcast modem in bridge mode (Full bridge), and verified with Comcast that it was indeed set to bridge mode when i did it. These two links should give some good information on that: Re: "Connection Pro" LTE Failover, CGA4131COM, Static IP, Bridged Mode, & pfSense Issue: Router will not connect to modem. If I reboot the pfSense router the WAN (public IP address) will get assigned via DHCP and the internet will work for about 5 minutes. I disabled the entire firewall as suggested in a Comcast post and reset the modem, but the WAN ip does not passthrough to our router. 2 through 10. Yesterday, my internet stopped working. Bridge mode cripples the functionality of the router/modem that Comcast includes. 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. Tech support told me I have to have Static IP to put my modem into true bridge mode. x netblock; The device is operating in true bridge mode and all router functions are disabled. It suggested a pseudo Bridge Mode by disabling the DHCP on the DPC3941B and set the static IP x. I will be putting my own router in complete with DHCP. I told her I wanted bridge mode, as I wanted a direct IP given to my firewall. I've been using an extra router (RAX50) in addition to XB8 in non bridge mode. Putting a gateway in bridge mode makes it function essentially like a Putting a gateway in bridge mode makes it function essentially like a regular off-the-shelf cable modem; it will allow your connected devices to obtain DHCP global addresses. How do I place my modem in True bridge Mode (Get DHCP WAN IP for my Gateway and disable wifi) Here you can know that what is Bridge Mode on Xfinity. Disabling bridge mode, which is not at all what I want, fixes the issue. No matter what is done, the connection will not work when the router is in bridge mode and will not provide an IP to anything, multiple routers, firewalls, or Currently, our Comcast modem is in bridge mode because we are providing our own firewall to sit behind the modem. When I have the gateway in bridged mode, my router gets a public IP but and maintains the same port forward settings as above. Why Bridge Mode is Necessary. (3) Wire them so you're not at the whims of their sometimes-good, sometimes-flaky meshing magic. Bridge Mode allows you to use your router with a modem gateway, giving you more features None of this corrected the problem. Only exception to this is if I have Bridge Mode disabled. Their wonky remote-config database arch is problematic. xxx for example). If (for whatever reason), something is getting that one IP, the eero won’t be able to. Something seems to have changed that broke the bridge mode option on the Comcast gateway. The gateway IP . Xfinity modem in bridge mode, sudden drops in connection and then failing to get a public IP through DHCP for ~10-20 minutes at a time. x via DHCP from the Comcast Gateway which is expected. hi spiceheads, so it’s been a while since I have done and need a refresher. Not just pass through mode. Can you access the Internet with a device connected to the D-Link via an Ethernet port on the D-Link router? I can turn bridge mode off and immediately regain the connection to the internet. The latest version of their modem/gateway/router allows you to set a bridge mode/pseudo bridge (1:1) and gateway. Static IPs don't work in "Bridge" mode, and Comcast "doesn't support bridge mode. Allow them to sit for 60 seconds unplugged. I assumed I would have had to enter a static IP But then did give their own router an IP. com Step one: Find out what your static IP assignment is, you will need your Static IP, the subnet mask, and the gateway information to create a static assignment on your 3rd party equipment. There are three possible ways that this could work: 1. You'll need to contact the ISP for help and information in regards to the modem being bridged correctly. The comcast installer used a Cisco DPC3939B commercial gateway for the new install. This is especially important if you’re using your modem as a router or if you’re concerned about your online security. I would try putting it back the way it was with the Xfinity router in bridge mode, and call them to let them know you put in a new router. r/openwrt. The Vonage support documents say that the SMC modem has to be put into bridge mode, and that SIP ALG and SPI have to be disabled on the router. Plug in the modem first and allow it to completely boot up until the indicator light(s) on it show a steady connection (lit steadily). I am using 192. After calling support today, my internet was restored. In this case, you would want to set your device with the usable Static IP address provided by Comcast, disable the LAN DHCP and the Firewall of the Comcast Business Modem. x as the IP which means no IP was assigned to it. 5 port on the router to connect to my gaming PC. 6. I've changed my gateway to "basic bridge mode" as this turns off as much functionality as possible. I turned off DHCP on it, disabled port forwarding and port triggering this is so called “pseudo bridge mode In this video, we will guide you through the process of enabling and disabling bridge mode on your Xfinity Dial 866-987-3230 For HelpWelcome to our channel! I switched my modem into bridge mode today and plugged in my own wireless router so my Wiz lightbulbs would work again. When a modem is in bridge mode, the Static IP routing, LAN DHCP and other settings are disabled. I need to change that 2nd site like the first site pfsense Comcast Business Internet DHCP Bridge Mode. Saw that them mso user logged in and changed my mode back to bridged advanced and then bridged basic. In this video, we show you how to turn off your Comcast wifi and enable bridge mode. It just shows the port as "Inactive" in the XB8's admin view. 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. Internet Speed: It also helps you create a more secure network at home. In true bridge mode, the network traffic from the bridge-mode router is passed immediately to the new router without any changes. X and will NAT traffic out We use the service to provide guest Wi-Fi access. But if I up mode Bridge on modem I can't this do. NAT will be occurring on both devices. 101 is your usable static IP that will have internet access based off We have a new Comcast business phone and internet account that works well. Here’s a small breakdown of the differences between the two: So not sure where your 73. Obviously we would need to assign a different static IP to 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. Me need connection all my devices between my router. Set Xfi Modem to Bridge Mode Unplug the Xfi Router/Modem Wait for a bit (~10 mins worked for me, though I could possibly take longer) Plug it back into the wall I have used OPNsense with the provided Comcast modem in the past. Do I need to restart my attached firewall device? The Netgear modem/gateway did restart. I can get neither of the devices to work in Bridge mode. This has On another note, to see the Admin page of the modem you can simply connect a laptop or desktop to the modem and set the computer for DHCP. address came from, unless it's what the modem reported before you put it in bridge mode. 10). Here are some key features of Bridge Mode Comcast: Modem Compatibility: Bridge Mode is compatible with a wide range of modems, including those from major manufacturers like Arris, Motorola, and Bridge Mode may not be compatible with all devices, and users may need to use a specific modem or router to connect their device. Long story short I want bridge mode to work so that all traffic is sent on to my ASUS router and to allow that to handle all the traffic/forwarding/etc. After a hard I have a router/cable modem gateway from xfinity. Just a modem, not a router. I have changed nothing on my network except this modem swap, 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. 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. That disables the firewall, DHCP, etc. However, in bridge mode, xFi doesn't have Wifi, I can't connect to it by 10. I'm only using it as a cable modem. More- https://youtu. If your ISP-supplied router/modem only 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. Get all the details to enable and disable the bridge mode on your Xfinity gateway. 1. When we talk about bridge mode with Xfinity, we mean changing your Xfinity wireless gateway from a piece of equipment that does many things into just a modem. I then succumbed to the rental modem because I work from home and needed a consistent connection and have not had any problems since with the X8. It’s mainly the network the bridge mode is connecting to. (FWIW, my Xfinity IP address starts with 73. Pass-through Mode describes a modem which has its LAN DHCP and Firewall manually disabled through the user interface. 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 I'm not sure if these Comcast Business Gateways work in bridge mode with multiple routers. Perhaps yours assigns itself to a particular private address when in bridge mode. I then set a static WAN IP on my WRT1900AC with the same port forwards I had before. While you do this make sure your phon Click OK Confirm Bridge Mode screen on Comcast Business Wireless Gateway **Note**: the Cisco 3939B BWG cannot support WiFi in bridge mode. The agent changed the gateway to IP pass through. However, looking I tried many hours of troubleshooting and the one thing that fixed it was to hard reset the Xfinity modem and put it back into bridge mode. Solution: Set modem to bridge mode. Can you try and disconnect all devices reboot the cable Bridge Mode Comcast is a feature that allows you to bypass the Comcast router and use your own router instead. I have a more enterprise level router connected to the Comcast modem, which already has our static address assigned. 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 need to put my SMCD3G-CCR cable modem in pure bridge mode. I would like to use one of the assigned Static IP Addresses when the modem is in Bridge Mode, Kindly confirm which of the options would accomplish this (Bridge in Basic vs Advanced Mode) The desire Yes that’s right it’s the newest white Xfinity router that I have in bridge mode so it should just work as a modem. The 2 modes on the comcast router are "Full bridge mode" and "Pseudo bridge mode". did i miss something ? thanks. y The modem is in bridge mode giving a static WAN IP to the SonicWALL. Simply connect your router to any ethernet port on the back of the Gateway once you enable Bridge Mode. 168. For buggy equipment, try unsetting bridge mode, power cycle, then reset bridge mode, power cycle to see if you can get it set right. After setting my xfinity gateway to Bridge Mode I cannot connect to it anymore. My netgear router would not obtain an IP. (2) Play with orientation and positioning A LOT to find the best locations 1. e. Default router IP should be 10. Second, I could get a static IP address and have that address passed through to the VPN router. Hello awrych, There is no reason whatsoever as to why you cannot purchase a staticIP from Comcast, then have it loaded and configured on your Comcast Leased Gateway (CLG), then you program your routable static IP address, gateway address, and subnet mask onto your firewall/controlling router, then lastly disable the CLG internal DHCP server that puts This morning I called into Comcast support and had a technician remove the static IP address on our service. 1Default Comcast Username: admin (custadmin)Default Co Four biggest lessons I learned: (1) Try to use fewer Eeros than you think you need, especially with big woofers like the 6E models. hii set my comcast modem to advanced bridge mode and i have my public ips configured on my router but i cant get out or in using them. 9 to use as DHCP static addresses. I ended up turning off bridge mode and just testing the Xfinity modem and the built in router. Unless you have a special requirement you should be using bridge mode instead of It could be, bridge mode setting just didn't stick too. Here’s a step-by-step guide to putting your Comcast modem in bridge mode: Table of Contents. Bridge mode is a security feature that allows you to connect your modem to a router, bypassing the modem’s built-in firewall and security settings. Router Compatibility Issues: If you’re experiencing compatibility issues with your Comcast modem and your router, putting the modem in bridge mode can resolve the problem. My voice service works as it should, both in Bridge Mode and with Bridge Mode turned off. bring up a browser, go to 10. 10, put the gateway in passthrough mode, and then configure the WAN port of my router firewall to be 10. x is y. Right now, I do have pfSense working correctly in Pass-through mode but I am fearing that this may impact my IPSec tunnels for work (currently not up or tested). Also is there a way to verify that is in bridge mode. I even grabbed a tcp dump filtered on port 787 to show the now bridge mode success! Bridge Mode success! 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. 8. Related Comcast Communication services S&P 500 Public company Business Finance Business, Economics, and Finance forward back. However, I put the Comcast box in Bridge mode to fix double NAT when I connected my real router (Ubiquiti UDM + switch) and the cradle point no longer works. I turned my xFi into bridge mode because xBox complains double NAT gateway, however, now I figured out maybe it's better to turn my router to bridge mode instead of xFi -- because Flex stops working now. Is this possible while the XB7 is in bridge mode, or will I be required to use the single 2. 5 for its forcefed DHCP static ip address, gateway = 10. Placed gateway into bridge mode - but Asus router will not pull an IP, no After power-cycling, the modem ignored all DHCP traffic, replicating the failure mode I had yesterday. True Bridge Mode would not be ideal since Comcast is not able to provision your equipment with our Static IP's. ) After you put the modem in bridge mode, did you verify that the client router was configured to fetch an IP (probably through DHCP). 1, and subnet mask = 255. When I remove bridge mode, the router (and connected devices) all go back to working normally. 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. Imho, Comcast Can Anyone Please put my Modem in " True bridge mode" . I also assumed it was a centralized DHCP server that was probably bogged down at certain times of The router is connected to port 4 (2. upgrades & downgrades, new accounts & transfers, disconnect requests, credit requests and more. The modem ALSO gives out a private range like 192. 5gb). 84. I tried to follow the steps on one of the support pages. my router shows x. x Your comcast modem receives a DHCP address of y. A few things to try. We have setup a Remote Access VPN for users to connect to office and a VPN to our AWS environment. However, from the SonicWALL’s LAN, I can still connect to the Comcast modem using 10. 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 If you are using your own router (why else would you be interested in the Enable Bridge Mode option?), it may have an issue talking to the TG1682G and getting a WAN IP address via DHCP. x. login into your SMC by connecting a computer to any LanPort 1-4 2. Step-by-Step Guide to Putting Your Comcast Modem in Bridge Mode. However, Comcast technical representatives can still login and re-enable you DHCP if this need arises. The modem was not in bridge mode and DHCP (LAN) was still turned on at the modem and seemingly configured correctly. I was also told that Comcast would lose visibility into the modem itself - I can live with that. Plug in the router and let it fully boot up and sync with the modem. When the modem is in router mode, DHCP requests to the router will give you an internal IP address (192. Comcast bridge mode doesn’t function correctly 100% of the time. When you enable Bridge Mode, your Comcast modem acts as a simple modem, forwarding Your modem still gets a DHCP address from Comcast but with a Static IP the extra step of updating the RIP tables in the Comcast routers take place. 4 as an example), then basically acts as a middle man router over the LAN port to our router which is Switch back to bridge mode with same results. This is anticonsumer. Lets say for instance your static IP was x. The control system isn't installed yet but they can't until I have the static IP ready to go. y My internet started to drop in the whole house for no reason. Then traffic stops and the Gateway Hello, I would like to convert my Comcast Business Cable Modem to Bridge Mode. I have set it to Bridge Mode, With Comcast Business and a static IP address, you can't actually use Bridge mode. It was intended to be just in the interim while I moved the router in between the modem and rest of the network, but I wanted to know what the specs are on a behavior the public IP will come from the Comcast side, i. y. She said it wasn’t possible, as internet wouldn I need my modem in true bridge modem. 1 with login of Psuedo Bridge Mode (i. their network, not the modem, if you change the modem to "bridge" mode. So, using bridge mode opens up many new options for your network. Comcast tech Bridge Mode working for me on XB3, XB6, and XB7 over the course of 7 years now with various routers. Comcast modem doesn’t have a true bridge mode, so that’s first. I have a complete Cisco wireless network and Cisco Firewall so there is no other services needed from the router. If your "router" doesn't support dhcpv6-pd functionality, you'll need to connect devices directly to the cable modem to have functional ipv6. Put the modem in bridge mode and lose our statics. I sat on the phone for a few hours this morning trying to explain my issue and setup to no avail. No other router/modem designer or manufacturer that I know of disabled the user's ability to modify DNS or DHCP the way Comcast is. With the WAN interface of your router set to "obtain IP address automatically (DHCP) it should obtain the public IP address from the Cisco. Advanced. 12. But the MX will fail and fall to a dhcp address with a gateway that has a subnet completely different than the static subnet. When you put any Comcast gateway in puedo-bridge mode, this typically disables you ability to log into the modem. If I have a Comcast Business modem with Bridge Mode and plug in multiple routers into the modem with DHCP assignment, each router will pull a different public dynamic IP address. I presume you are using a firewall/controlling router with a Comcast static IP that is using its DHCP and if so then : 1. I have my PC connected to one of the 4 rear LAN ports and can bring up the admin page at 192. 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. 11 (or something like that on the same subnet), point my router/firewall to the 10. traffic shows up with injected packets where the SRC IP is actually the IP of the Gateway (yes it still gets an IP in bridged mode [Gateway->Connection->Comcast Network]. I can use this port fine unbridged and it transmits data, so it isn't the port or cable. Think of the Now you have 10. Configure the modem for transparent bridge mode. Hope this helps out. You have to use the passthrough pseudo mode. Comcast Business Bridge Mode: Basic vs. Comcast LAN port --> UDM Pro WAN port = very good If I set my Comcast router to "bridge mode", I get >80% packet loss pinging Comcast DNS or 8. Thanks. Double NAT and 1-to-1 NAT sound horrible and make my DDNS I have the same setup as you. Customer's router might need a reboot too depending on how you have it configured, and how it handles The flaw, as I see it is in the Comcast/Xfinity bridge mode implementation and how it works what the Comcast DHCP servers. Under Administration -> Gateway Status, Operating Mode shows "Bridge. Is it possible that a hardware issue with the xFi box is causing my problem with Bridge Mode? Your modem still gets a DHCP address from Comcast but with a Static IP the extra step of updating the RIP tables in the Comcast routers take place. 102 is a static assignment to your modem though in the interface it may appear to you as a DHCP address. Lightbulbs work just fine but I lost 500 Mbps on my wired PC (1300 Mbps to 800 Mbps) after making the switch. 5 Gbps WAN and a 10 Gbps port going to my computer. It’s bridges which disables nat and it still wont assign the wan address to the udm port 8 WAN2 slot. Bridge Mode you recieve a complete different subnet address than in non bridge mode. 1. 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 pseudo bridge mode which disables routing, NAT, DHCP, firewall and passes everything through to your firewall to handle. Sometimes rebooting the modem/router would work but this weekend it seems nothing will work. 1 so you’ll need to either see if the Edge Router can serve as your DHCP server, or if you have another device or server on the network Since my router (Linksys EA9500) has the MAC address stamped on the bottom — it made it possible to view the DHCP lease table on our firewall/router which was supplying the DHCP leases — and find the MAC When I changed mode modem on mode Bridge, my router received dhcp ip address from pool Comcast but how I understand my router need receive ip address 1. On the new router I see that it is being assigned a new ip dynamiclly from My modem configuration page has always lived on 192. What I'm trying to accomplish is to keep a VOIP phone system and its router separate from the data router. Comcast seems to not care about the bridged network as much. On more careful examination, the NG3K modem is in bridge mode. If you are turning the modem in bridge mode you may need to wait a while before the OPNsense router is provisioned Logged into the gateway, checked out the logs. If you can't bridge the modem, disable ALL wifi radios on the modem, configure the modems DMZ/ExposedHost or IP Pass-Through for the IP address In Bridge Mode, my router always receives a WAN Public IP via DHCP and never received a private IP from the Gateway. Just to clarify, you're running a personally-owned router off of a switchport of a Comcast-owned modem/router combo I recently got a Cradle Point from Comcast and it was installed on my Comcast modem/router. It is in Comcast's hands to design front end software and firmware for these options. 96. Modem is a TG1682G Router is RT-AC3200 When i put the modem into Bridge mode the router just complains that it is not getting a DHCP from the modem (kind of figured that would happen because the modem loses all routing capability We have a DPC3941B in pass through mode with static IPv4 and IPv6 addresses. I disable DHCP and connect it LAN to LAN, basically treat it as a WiFi access point to cover my downstairs while XB8 I am wanting to connect this router to the XB7 leveraging the two 1gig ports, while using the 2. If I set my Comcast router to DHCP on the LAN side, and my UDM-Pro to DHCP on the WAN side, everything works perfect, BUT I'm double NATing which I heard is very bad. Step 1: Locate Your Modem Bridge Mode allows your router to grab the WAN IP address. I have tried multiple routers on my LAN side including pfSense (software VM, 2 dedicated NICs) as well as a Palo Alto PA220. " You have to use their (Comcast's) routing functions on the gateway. All the router is supposed to do is provide internet service and DHCP addresses. I did it by logging into the modem interface and changing it to bridge I have put the Comcast router in bridge mode, but have lost my static ip. xxx ish) SMC Gateway - Bridge Mode I've been setup with double NAT for a while and now that I'm building a more robust hardware firewall behind the SMC I'm really looking to take it out of the equation in terms of routing/DHCP. The comcast modem will only hand out 1 IP address after it boots up. I read in the forum:"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 DHCPCannot have a fi I don't think a pi-hole can be used when the rental gateway is used as a router. I was unable to log into the modem to disable bridge mode in order to get internet back working at my house. I have three routers connected directly to the modem, and all three are pulling dynamic IPs as WAN. All wireless function of the gateway (if applicable) are disabled, as are all web configuration interfaces and all routing functions. 255. You will need to reach out to Comcast to set I'm a Comcast Business class customer and I need my modem put into true bridge mode. Then, you may connect and use your own router. The . My router then received a 71. Each time the modem is replaced or factory reset it works perfectly for 2-3 days then the drops happen. 0. 0 modem router combo. I see a button on the "At A Glance" page for Enabling bridge mode. In that case, Comcast Business allows bridge mode to help your business manage effective connections in a larger space. I am having trouble getting IPv6 routing through the modem to our firewall. Then use the Orbi router in router mode. 35 or whatever), unless the ISP uses a private range internally 10. This will allow our Ubiquiti router to use DHCP6-PD straight from Comcast. I recommend that you go to your security camera network configuration and use 10. I've asked this before [1] but I'm looking to see if I can get a definitive count or answer. Hi board! I am attempting to get my comcast modem set to bridge mode and to play nicely with my asus wifi router. Understanding Bridge Mode. . Had my client try to access my web pages and it now worked. This allows traffic to pass-through the modem to a routing device and can be used if Thank you for joining us here on r/Comcast_Xfinity, your official source on Reddit for help with Xfinity services. A bridged modem will only assign dynamic public IPs to connected devices in the same manner as a basic cable modem. My MediaLink router had this issue. I have tried changing the ethernet cables and unplugging various devices without improvement. Default IP: 10. DMZ simply forwards all incoming traffic to your router, but your router would receive a LAN IP instead. Community Specialists will provide official support between the hours of 6:00am - 12:00am Eastern Time Hi, Had our Netgear modem/gateway placed in bridge mode. comcast. Yes, if you have your own router you can just put the xFi Gateway into Bridge Mode and once you do that it acts like a regular modem. I don't have a static IP. Do you think trying the modem in bridge mode might help? Comcast has broken Bridge Mode on my modem. Note: Any ethernet port can be used but only one device can be connected to the gateway while in Bridge Mode. No Comcast is not blocking IPv4, I have seen this before when the RF was really bad. When my lease expires, I lose connection for a bit too, but only for about 2 minutes or so. When I configured a static IP in our assigned IP range to the firewall's external facing interface and plugged that into the first port on the Comcast modem, attempts to ping our assigned gateway address were rejected. I would also try resetting your PC and modem and test a PC directly to the modem to Put the static info into your WAN IP settings on your Edge Router. My immediate concern is that a Here are a few reasons why you want to use Bridge Mode. , so that's probably a valid Xfinity address for you. It doesn't give you an option to change the DNS server that's given by the DHCP server. Comcast Business provides two different bridge modes, which can be useful depending on your needs. We have our comcast business connection with modem set in Advanced Bridge Mode. I tried putting it into suedo bridge mode by turning off DHCP, DNS, Firewall, port forwarding and NAT. After putting it into bridge mode, and setting our ASUS AC1900’s WAN port to Automatic IP, the internet connection status says “Your ISP’s DHCP is not functioning properly”, please advise. However, when you need I am running a router on a stick setup that consists of the xfinity modem/router 2 in 1 put into bridge mode. Next step is I’m gonna swap the comcast for a third party cable modem like from Motorola and see what happens. Likely once you put the Comcast modem into bridge mode, it will disable the DHCP scheme which is setting your internal interface at 10. " Previously, I had an old Motorola SURFboard with no LAN ports, so I wasn't concerned with the operating mode. Only way to use the pi-hole would be to put the gateway into bridge mode and use your own router behind it. However, after the Network Manager failed to establish the connection, I ran dhclient in foreground mode to see the For example, advanced bridge mode allows the Xfinity modem to handle DHCP requests from your network, which can be helpful if you have multiple routers or other networking equipment that need to be configured with different IP In some cases, some older Wireless Gateways with outdated firmware installed on them can have problems showing the bridge mode setting. 1 because this ip address is gateway for all other static ip address from my pool. Then it will simply pass the IP address to whatever is connected to the LAN ports on the modem (if I understand correctly). If you want to enable or disable bridge mode on your xfinity router then first login into it using 10. @Comcast_Vianney Yes I have the usual Comcast Business Wireless Gateway in Bridge mode. As with my Xfinity modem at home, I'm under the assumption that when in bridge mode the public IP will be passed to my router (no static ip's purchased). 254. click on apply and your Netgear will now be in psuedo-bridge mode. I called support twice and was told that they can only put the modem in passthrough mode (which it was already set to). 2. Defining Bridge Mode in the Context of Xfinity. 3. disabling the Comcast Gateway (CG) internal DHCP Server) is good networking practice to avoid any other devices internal DHCP Server coflicts causing inadvertent packet loss. 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 don't plan on staying with Xfinity for much longer because of all the other issues I've had, so buying a modem isn't an option. 1 ip address. In the passive bridge mode, my understanding is that that Comcast modem assigns our static address to its WAN port (let's call it 50. After doing so, my comupter connected to port 2 quit working because with the DPC3941B DHCP To do this on our network, you will have to enable the Bridge Mode feature on the Wireless Gateway, which turns off its routing capabilities while leaving the modem capabilities on. I tried another router with the same results. xxx. Forgot to ask tech support, dont want to go back We have a DOCSIS 3. When the router was first installed, we had to hard boot the router twice a day. I have been reading about this issue on the forums and I see that when the Comcast router is in bridge mode, the static ip address will not work anymore. I just acquire the Comcast business 1Gb modem/ router; So I wonder if someone can help me in telling me how can I put my comcast business modem/ router in bridge mode and provide static ip so I ca I've ready many of the posts about changing the Comcast router to Bridge mode. I have a computer hardwired to the modem and it never seems to drop. Statics are assigned to the gateway manually by Comcast techs, and routing these IPs through the gateway only works with the gateway in "Router" mode, since potentially multiple end devices can Yes, it is possible to use the MT7711 in Bridge Mode. xmm oglfc awkty kwmjo eatw upirl qnvmxi rzchg yuoszvvp fdkutxk ohqdmz cdju raqhq gjk pgma