Does Comcast block SIP?
Comcast DPC3939B does not block any SIP Ports especially ALG 5060. This Comcast gateway, like all the reset, does not have any SIP parameter facilities to control.
How do I disable SIP ALG on Comcast Business Router?
SIP ALG: Nextiva uses port 5062 to bypass SIP ALG, however, having this disabled is always recommended….For DPC3941B Only:
- Navigate to Advanced > NAT.
- Uncheck the Disable All checkbox if there is a checkmark in the box.
- Reboot the router and any devices connected to the router.
Does Xfinity provide dynamic IP?
Comcast provides Dynamic and Static IP addresses. An IP address is a unique number assigned to every device on a network.
How do I access my Comcast Business Modem?
Log in and secure the Admin tool Go to http://10.1.10.1 to access the login page. Enter cusadmin for Username. Enter highspeed or CantTouchThis for Password. Then select Login.
Can Comcast disable SIP ALG?
Arris TG862G and TG862G-CT- SIP ALG is enabled and no way to disable it. These are often used by Comcast as a Gateway. AT Uverse Arris NVG589 – SIP ALG is enabled by default and cannot be disabled.
Can I use a VoIP phone with Comcast?
VoIP and Xfinity Xfinity Voice service uses VoIP technology to provide you a number of enhanced new features without sacrificing any of your current phone features or the call clarity you expect.
Is Comcast static or automatic IP?
Comcast residential Internet service uses dynamic IP addresses. The router setting might be Dynamic, Auto, DHCP, or something similar. Static IPs are not available with their residential service, only Business Class.
Does Xfinity use PPPoE or DHCP?
Not all PPP are PPPoE. Comcast does not, and has *never* used PPP. Instead, Comcast uses DHCP and *straight Ethernet*. Except for the DHCP services that your modem provides, your Comcast connection is no different than a standard Ethernet connection.
What is the IP address for Comcast Business modem?
To gain access to the configuration pages of your Comcast-provided Gateway, enter 10.1. 10.1 (or the current Gateway’s IP address if the default LAN configuration has been changed) into the address bar of your web browser on a computer which has a connection to the internet through the Gateway.
How do I check if SIP ALG is enabled?
Run a SIP ALG Detector Test. This has to be your first step. It’s the fastest and easiest way to check if you’re on the right track. A quick google search for “SIP ALG detector” will find you a couple web tests and client-based tools that can check for you – like this one on our support site.
Does Comcast use DHCP?
You’ll need to get DHCP setup instructions for your router from the manufacturer. Learn more about configuring connection settings for Xfinity Internet in Windows.
Is Comcast a PPPoE?
PPPoE is primarily a DSL protocol which Comcast doesn’t use.
What IP addresses can be assigned to the Comcast IP gateway?
IP address: The IP addresses which can be assigned to equipment connected to the Comcast IP Gateway will be given to you once it is built. A CIDR /30 (or 1 static IP) – 255.255.255.252 A /29 (or 5 static IPs) – 255.255.255.248
How many static IPs are assigned to a Comcast modem?
A /28 (or 13 static IPs) – 255.255.255.240. Gateway IP: This is a static IP address, in addition to the number of ordered IPs, which is assigned to the Comcast modem (IP Gateway). By default, it is the last IP in the range loaded on the Comcast Gateway.
Do I need a separate router for my Comcast IP gateway?
If your specific needs do not require a static IP you may have the option to provide your own standalone cable modem. However, by utilizing the Comcast-provided Gateway you have the option to attach a separate router or hardware firewall, or utilize the built-in firewall functionality provided by the Comcast IP Gateway.
How do I set up Comcast SIP trunk for off-net calls?
Offnet Calls via Comcast SIP Trunk Off-net calls are served by SIP trunks configured between Cisco UCM and Comcast Network and calls are routed via Cisco UBE SIP Trunk Security Profile Navigation Path:System > Security > SIP Trunk Security Profile Name*= Comcast Non Secure SIP Trunk Profile Description = Non Secure SIP Trunk Profile