[cisco-voip] Cisco Phone noise and crackley

Matlock, Kenneth L MatlockK at exempla.org
Mon Dec 1 11:34:06 EST 2008


My guess is you lost a T1/PRI trunk line, and the crackly sounds they
heard was the errors on the circuit, but without knowing the whole
topology I couldn't tell you for sure.

 

Ken Matlock
Network Analyst
(303) 467-4671
matlockk at exempla.org

________________________________

From: cisco-voip-bounces at puck.nether.net
[mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of David Toledo
Sent: Monday, December 01, 2008 9:25 AM
To: cisco-voip at puck.nether.net
Subject: Re: [cisco-voip] Cisco Phone noise and crackley

 

Is all the phones now and I'm getting a busy signal.

 

Thanks

 

David

 

From: cisco-voip-bounces at puck.nether.net
[mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Matlock,
Kenneth L
Sent: Monday, December 01, 2008 10:49 AM
To: David Toledo; cisco-voip at puck.nether.net
Subject: Re: [cisco-voip] Cisco Phone noise and crackley

 

Is it just 1 phone doing this, or all?

 

If it's just 1 phone, I'd suspect a bad handset, as usually the codec
replaces dropped packets with silence, not with noise. (Also replace the
entire phone if the handset replacement doesn't help)

 

If it's all phones, is it specific to all calls going out a particular
trunk? If you're dealing with a voice T1 you may be getting errors on
the trunk line.

 

Ken Matlock
Network Analyst
(303) 467-4671
matlockk at exempla.org

________________________________

From: cisco-voip-bounces at puck.nether.net
[mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of David Toledo
Sent: Monday, December 01, 2008 8:33 AM
To: cisco-voip at puck.nether.net
Subject: [cisco-voip] Cisco Phone noise and crackley

 

 

Any ideas all of the sudden a Cisco phone connection is very bad, when
I'm talking to someone it's very "crackley" and cuts out.

 

Thanks 

David

 

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