1 of my voice lines is not working - all others are okay. I've powercycled my cable modem and the telephone modem - no results. There is no dial tone. When the number is called - it just rings. Thanks

I need to return the modem for my business internet service, can I use the UPS store option for a Business Class modem return?

I've been using SMTP to send e-mail from systems outside of the Comcast network through Comcast's hosted Exchange for almost 3 years now without any issues. Until recently, I'd just aim the external system at the SMTP server address listed on the DNS page in my account (smtp.po1.comcast.net) on port

Hello, I need a reverse entry for our domain which we are running our company email server. What information do you need and who do I contact with that information? Thank you, CPAA

I've been considering expanding my IP block to the /28 size and having Comcast delegating the scope to me. Obviously I need a DNS server that can handle the requests but I'm curious about whether there are restrictions on the DNS server. Can the server be located within the scope it controls? Anothe

In the dashboard you can change the number of rings before going to voicemail. The default is apparently six rings. I changed it to three rings. It appears to "take", but the next time I check it has been reset to six rings again. How do I get actually get the change to take effect?

Comcast support is now telling me that even though I have a /56 static, only the first /64 can be used. Can anyone comment on this? Why would they assign a /56 then?

Greetings, I am wondering what firmware versions everyones' Netgear CG3000DCRs are running. To start, I am running V2.01.01T. Cheers, Rusty

Hello, My voicemail message indicator is beeping and my voicemail box is empty. Can my voicemail be reset? Thank you.

Is there a maximum number of aliases that can be created for a mailbox / address? I can't find a published limit. Thanks.

Where can I or who do I contact to edit my MX records if I don't have a Control Panel?

I'm on a business account because I needed five static v4 addresses. Trying to get PD working again. I'm still getting a single /64 for devices connected directly to the Comcast router, but when I view its "LAN ipv6 setup" page, it says the "ipv6 prefix" is :: instead of the /56 that used to be assi

We are troubleshooting a problem where nearly every morning all our VoiceEdge phones say "URL Calling is disabled". Rebooting the Edgewater router usually fixes the problem after 5-10 minutes but we need a better solution. A Comcast engineer I spoke with suggested that our network switch connecting

When I set up my comcast business service I wanted to use my own wireless router. But now this is becoming problematic. How can I get a Comcast wireless gateway. Can they ship one for self installing like residential service did?

Hello. Our EDI (not regular Comcast Business) currently has /24 static IPv4 addresses but needs IPv6 addresses also. How can we get them? Regards,

In My Business Wi-Fi it shows both 2.5 ghz and 5 ghz. However, I am not given an option to choose either 2.5 ghz or 5 ghz when attempting to connect a device. It just shows one network available.

Good Evening, It has come to my attention that our business gateway's admin password is no longer the default one, we have no evidence of the password being changed, cusadmin - highspeed and cusadmin - CantTouchThis do not work, please reset our gateway. Thank you, Omar

We changed mail servers so I need the ip address of our ptr record changed. thanks

How do I upgrade my business account at the office to have more channels and also to have Streampix ?

Couldn't find a place for this question. Does Comcast offer MPLS service for connecting multiple locations without VPN? Thanks and regards, Seth