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Need Reverse DNS for mail server

Can someone help me out?

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1.4K

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Can I get a plan with better upload upload speed. Don't need the Dl speed of a larger plan just Ul.

I understand the Asycronous nature of Cable Internet DL/UL speeds. Currently we have 2 locations and they both have the Deluxe 50/10. I need though better upload speed at least for one location. Are the only options the advertised plans? Can I have the 50 down and create a custom plan with more spee

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PTR Request

Hello, I need a PTR setup, who can I message? Thank you!

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2.6K

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Errors on New PRI

All calls with outside parties are full of static that begins when we hear the phone ringing (on the calling side). We are getting a lot of errors. Can someone check this out on the Comcast side please? T1 0/1/0 is up. Applique type is Channelized T1 Cablelength is long 0db Description: Local Voice

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2.5K

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How do I send a private message?

can you tell me how I can send you a private message? Thanks!

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2.5K

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Reverse DNS request

I just switched one of my accounts over to Comcast Internet with static IP and need to have revese DNS setup for their mailserver. They are getting bouce backs when trying to send to numerous email accounts.

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3K

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no dial tone for fax machine

we have 3 phone lines and the fax is the only one with no dial tone so we cant send or recieve a fax

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PCI compliance issue with Cisco DPC3939B

Hi. Per the instructions here (Troubleshooting Credit Card Security Issues), I am seeking help with my Cisco DPC3939B as it pertains to PCI compliance. How do I secure/block the port that is causing all of the failed external scans? Here is some info from the device: [removed device specific informa

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1.5K

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Need Help with Comcast BWG (new Cisco DPC3941B) in Bridge Mode, 5 static public IPv4 addresses

I'm helping set up a small business office in metro Atlanta, they're provisioned with a Comcast Cisco DPC3941B and a 5-block of static IPv4's. We're consistently measuring 115+ Mbps downstream in their location - smokin' fast, very sweet. We plan to have the Comcast BWG set up in Bridge Mode, direct

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Another PTR record request

Please let me know who I can private message for a new PTR record. Thanks!

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1.8K

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Why when my modem/router goes down I lose my network?

I have had some issues with my Comcast modem/router going down. I have a staic IP. I have assigned all my devices, NAS(s) and printers, their own IP addresses. But when the modem/router goes down I lose all connections to everything on my network. Why and how do I change this so this will not happen

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All ports that are blocked on the Business Gateway

I was doing some research on security and was looking for all the ports that are blocked by default on the gateway. The google search brings up the page that used to work on here but now it fails. Can you please post them or a page so I can confirm the ports I need blocked are indeed blocked.

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Reverse DNS request for my static IP's

Hi, Im not sure if I am sending this to the correct group/location? Who would I speak to about getting PTR Records setup for my static IP's /29 ? Thanks, Metorra

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Internet down ?

Hi, my main connection with Internet is not working. I did lost phone service and internet access. I did switch on the backup connection and at least that is working. What is going on ? Thanks

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incorrect static IP after modem reset

I reset my modem because I'd forgotten the password. Now it's pulling down something other than my account's static IP. Can this be set correctly for me? What do I need to do?

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Comcast_John

Could you please address my issue below that has been there for several days. I see that you have addressed others since mine has been posted. Thank You.

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Need some help with recently reduced upload speeds

I have Comcast Business 150/20 service. For the last few months its been great. Really has. We had a storm last week and service (and power) was knocked out several times. Outages were acknowledged on the Comcast Business web site. Service was retored but my upload speeds have been miserable since.

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Suddenly can't receive incoming emails - Mac Exchange

Updated to Yosemite a few weeks ago and everything has been running fine. Friday afternoon stopped being able to send emails (receiving no problem) Checked SMTP settings on all computers set to the exact same thing, all having same problem. Currently set up with smtp.w14a.comcast.net 587 SSL Connect

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2.7K

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Netgear CG3000DCR and our VPN 100 firewall

Hello, we recieved the new Netgear CG3000DCR to upgrade from the old modem. We run a symantec vpn firewall that sits before our router. iit wasn't connecting, so we reset the firewall back to default settings and everything connected. It ran like this for 4 days and now it's back to the same thing.

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Configure static ip on router

My service with 5 static ip's was installed today. I can see in the gateway that my static ip's are configured, but i'm having trouble getting out via my own router when i configure it with a static ip. If i just plug it into the gateway, it gets a 10.1.10.0 address, but when i configure that device

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