Cisco 3939B & Chromecast
I see a thread that back in September there was supposedly a firmware update for the Cisco 3939b to work with Chromecast. Has this update taken place? I'm going to have to get a new router or cancel...
View ArticleChromecast & Cisco DPC3939B AP Isolation Enforcement
This issue has been around for the longest time and a firmware fix was promised, yet there's no update so far and the thread is locked: WE MUST USE CHROMECAST and yet the Comcast modem is locked and...
View ArticleTroubleshooting Credit Card Security & PCI Compliance
Troubleshooting Credit Card Security & PCI Compliance What is PCI?The Payment Card Industry Data Security Standard (PCI DSS) is a set of information security standards that all organizations that...
View Article3rd party modems that will work with static IP accounts
Are there any 3rd party modems that will work with a Comcast static IP account that can be purchased by Comcast Business customers? Are the modems rented by Comcast the only ones that will work with a...
View ArticleMessage in Event Log
Hi. Can anyone shed some light on the meaning of these messages in the Event Log of the Comcast Cisco gateway? [Dhcpc][2559]: erouter0 T1 Expired, Enter Renew State2014/12/204:20:08Notice [Dhcpc][861]:...
View ArticlePermanently disable 'xfinitywifi' Cisco DCP 3939b
Comcast offers a public wifi using their customers' wifi as the hot spot. Ever notice a wifi nearby with great signal that needs no password to connect to? Well that is 'xfinity wifi'This allows people...
View ArticleSB6121 - Modem Only?
I recently purchased the sb6121 modem thinking I could use it with my comcast business static ip setup but have since learned otherwise. I'm now considering just switching to a dynamic IP so I can use...
View ArticleDPC3939B slow response time
just swapted a failing SMC D3G for a DPC3939B and our service is horrible now. phone support wont say anything but "your signals look good" and they should we are brand new wire from the gateway to the...
View ArticleBridge mode suddenly blocked?
For the past few months I have been happily using my Netgear C3000 with my Comcast Business service. I purchased it after all the reading about how Comcast routinely flips the CG3000 (originally...
View ArticlePassword for Gateway and CusAdmin login
Dear Comcast Business,Please reset our cusadmin password. We are receiving a message that is not retrievable from the backend. Thanks you,ING Consulting
View ArticleMetro Ethernet - what kind of handoff?
Were looking into having a large client of ours sign up for ethernet services, and i have seen the Ciena ONT. If we have equipment that supports SFPs, can we get a direct fiber handoff via an SFP fiber...
View ArticleRe: Bandwidth utilization
Not sure why having a simple MRTG graph is unattaintable for business class Internet. I have never seen this before. PLEASE PROVIDE YOUR CUSTOMERS WITH MRTG GRAPHS. Not having them makes it impossible...
View Article'True Bridge Mode'
Bridge Mode or ‘True Bridge Mode’With bridged devices the “Public” IP is announced directly to the customer owned managed Firewall or Router versus a Private IP (10.1.10.X or 192.168.1.X, etc.). If...
View ArticleVPN: Virtual Private Network
A virtual private network (VPN) extends a company’s private network across a public network, such as the Internet, thus allowing employees to securely access their company's intranet while traveling...
View ArticleBandwidth utilization
Not sure why having a simple MRTG graph is unattaintable for business class Internet. I have never seen this before. PLEASE PROVIDE YOUR CUSTOMERS WITH MRTG GRAPHS. Not having them makes it impossible...
View ArticleProblems accessing the SMC D3G Diagnostics page
We received a replacement SMC D3G modem last week. Initially, I was unable to login to the modem at 10.1.10.1 with Firefox (it either ignored or reported invalid password for all login attempts)....
View ArticleTrue Bridge Mode disabled overnight?
I have a DPC3939B Modem and I had a Comcast Rep put it into bridge mode yesterday. This morning my router had a WAN IP of 10.1.10.88. I checked the logs and it looks like the DPC3939B had rebooted and...
View ArticleHelp - no wifi with netgear cg3000d/mynet750 and static IP
Please help with my situation. I just moved my business service to a new address. I had a cisco gateway th as t was both modem/router before. The tech installed a netgear cg3000d. With my wd 750...
View ArticleSMC smcd3gccr Username and Password
Can you reset my router to the default login username and password? Make & Model: SMC smcd3gccrMAC Address: 00:26:f3:99:ce:20Default username: cusadminDefault password: highspeedTXMajorX
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