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comcast, ip office, and locked up lines. 1

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jimrit

Technical User
Joined
Apr 14, 2005
Messages
194
Location
US
it appears that our IP office isnt talking well with comcast lines. Lines appear to stay connected and wont disconnect and open up the line. Comcast has change their modem and tested and tested and find no errors. i have adjusted the disconnect clear settings a couple of times, but still have this issue. Lines lock up until they have no lines available. this is not on every call... just a line here.. then another..etc.. until they have no available lines. any thoughts>? ip 8.1.69 and embedded vm
 
Have you tested to see if they are actually doing the disconnect clear using a multimeter? Many "pretend" analogue lines from modems can't do disconnect clear :-)



"No problem monkey socks
 
8.1.69 should run impedence match as soon as you plug a line into it, but I would double-check and make sure the lines are not set to default. If they are, run impedence match on each line. If it has been run, you can also try messing with the Gains for each line. The bad part of that is that each change requires a reboot.

I had a similar issue with Comcast not too long ago. After many rounds with them, I finally had a vendor meet and the tech who they sent knew his stuff. It turned out the signal they were sending was way too strong causing the IPO to busy out the port. He had to adjust the signal strength at the street level and they haven't had an issue since.
 
Thank you.... i will follow up on both of these. I am sure the lines were run through matching, but we will certainly do that again also. Something is definitely not working.
 
thought we had this one put to bed but it keeps coming back to bite me. Comcast finally changed out their modem and it appeared to solve the issue, but it is back. Comcast has been really pushing their Business class service, but in fact, they seem to have some real issues. Their loop current is 38 or 39 mA standard. That is at all of their systems here in this area. I have filtered these back to an acceptable level. They say they have no control over this? It is way over an acceptable level. They also dont work with any type of clear disconnect. I have now had this issue at 3 separate companies. The last vendor meet I had with them, the tech advised me that he didnt really know much about it, that he normally worked on home alarm systems, so I am really not getting much help from them. I dont want to just bail out on the customer, i would like to find the answer, detail it to Comcast and force them to fix it. Anyone with any additional comcast info??? thanks
 
Hello jimrit, are you still having this issue? I've been having a similar issue of lines locking in a users mailbox in embedded voicemail using inuity mode. I have tested and found what I think is the problem. If the call is sent to voicemail and no recording is made and a disconnect isn't heard, there is no actual disconnect from the voicemail side. In IP Office mode, there is a disconnect after a few seconds. You can test this by calling in over an analogue line and then muting yourself when voicemail answers. The problem is even if you do send a disconnect after the voicemail tells you it stops recording, the call won't disconnect. I have tested this on an 8.1.73 system. I have several sites that are having this exact problem, and our solution so far has been to switch over to IP Office mode.
 
I haven't found this solution yet, but it certainly makes sense. You have me excited and I will change the first one to IP Office Mode VM the first thing in the morning. This has been kicking me to pieces.... I was thrilled to get your thoughts, and i will get back to you. Thank you sincerely
 
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