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Routing call Problem on IP Trunk

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rrossird

IS-IT--Management
Apr 29, 2008
14
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I have a BCM50 Rls. 5.0 connected to a CS1000E via SIP trunk.

When I make a call from the CS1000E to the BCM50, the call complete, but when I do the call from the BCM50 to the CS1000E I recieve a fast busy.

I capture all packet with wireshark:

- 24056 6157.587592 10.1.11.1 10.1.11.201 SIP/SDP Request: INVITE sip:300;phone-context=cdp.udp@10.1.11.201:5060;maddr=10.1.11.201;transport=udp;user=phone, with session description (application/x-nt-mcdn-frag-hex) (application/x-nt-epid-frag-hex)

- 24057 6157.588395 10.1.11.201 10.1.11.1 SIP Status: 404 Not Found

- 24058 6157.728574 10.1.11.1 10.1.11.201 SIP Request: ACK sip:300;phone-context=cdp.udp@10.1.11.201:5060;maddr=10.1.11.201;transport=udp;user=phone

The BCM IP is: 10.1.11.1 and the extension are: 2XX
The CS1000E/NRS is: 10.1.11.201 and the extension are: 3XX

Thanks in advance for any help.

Reynaldo Rossi
 
I do a track on the CS1000E in the channel of the IP route and don't receive anything.

I type the command:

ld 80
. entc 96 0 0 0015
. gotr
 
if it's CS1000 Rls 6.0
then make sure to point the BCM at the NRS TLAN IP and not the NODE IP.....

__________________________________________________________
Find a job you love and you'll never work a day in your life. - Confucius
 
Yes, the BCM50 is connected to the NRS Tlan IP
 
in the NRS do you have the BCM as a Proxy or Redirect?

Try forcing the BCM to only 1 codec G.711

__________________________________________________________
Find a job you love and you'll never work a day in your life. - Confucius
 
Also, uncheck TCP on the NRS for the BCM Gateway you built and use only UDP

__________________________________________________________
Find a job you love and you'll never work a day in your life. - Confucius
 
also check the CS1000 entry on the NRS to see if its TCP or UDP

__________________________________________________________
Find a job you love and you'll never work a day in your life. - Confucius
 
also make sure the BCM has all the latest patches, there are a lot of fixes for SIP.....

__________________________________________________________
Find a job you love and you'll never work a day in your life. - Confucius
 
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