Re: [asterisk-users] No media being sent in SIP call

2010-10-27 Thread Philipp von Klitzing
Hi!

 I've turned off t.38 and all of the codecs except ulaw; I still have the
 same problems.  SOMETIMES it works.  Other times, the sniffer clearly
 shows that the media simply isn't being sent.  NOTHING is being sent.
 
 Anything else I should check?

Look at the firewalls and possible SIP ALGs that are between the devices. 
Check for UDP port forwarding settings, and check that the RTP ports that 
have been negotiated for the call are not conflicting with those of other 
devices/calls/port forwarding settings.

Philipp


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Re: [asterisk-users] No media being sent in SIP call

2010-10-27 Thread Mike Diehl
There are NO ACL's in place, either at the network level, or application 
level.  We have a public address, so as far as I know, there are no forwarding 
rules in place.

On Wednesday 27 October 2010 4:04:16 pm Philipp von Klitzing wrote:
 Hi!
 
  I've turned off t.38 and all of the codecs except ulaw; I still have the
  same problems.  SOMETIMES it works.  Other times, the sniffer clearly
  shows that the media simply isn't being sent.  NOTHING is being sent.
  
  Anything else I should check?
 
 Look at the firewalls and possible SIP ALGs that are between the devices.
 Check for UDP port forwarding settings, and check that the RTP ports that
 have been negotiated for the call are not conflicting with those of other
 devices/calls/port forwarding settings.
 
 Philipp

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Take care and have fun,
Mike Diehl.

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Re: [asterisk-users] No media being sent in SIP call

2010-10-27 Thread Zeeshan Zakaria
Do you have canreinvite=yes anywhere? If yes, try setting it to no. Also
pasting your sip.conf here would be helpful.

Zeeshan A Zakaria

--
www.ilovetovoip.com
www.pbxforall.com (beta)

On 2010-10-27 6:16 PM, Mike Diehl mdi...@diehlnet.com wrote:

There are NO ACL's in place, either at the network level, or application
level.  We have a public address, so as far as I know, there are no
forwarding
rules in place.


On Wednesday 27 October 2010 4:04:16 pm Philipp von Klitzing wrote:
 Hi!

  I've turned off t

Take care and have fun,
Mike Diehl.

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[asterisk-users] No media being sent in SIP call

2010-10-26 Thread Mike Diehl
Hi all,

I seem to be having a strange problem with a sip trunk.

On a fairly frequent basis, I'll make a call, ore receive a call, and there 
will be NO sound.  The strange part is that both endpoints are public IP 
addresses so NAT isn't in play and a sniffer trace reveals that the packets 
simply aren't being sent.

It only seems to happen on a particular trunk.  The same phone calling on a 
different trunk works just fine.

Any ideas?

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Mike Diehl.

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Re: [asterisk-users] No media being sent in SIP call

2010-10-26 Thread Olivier
2010/10/26 Mike Diehl mdi...@diehlnet.com

 Hi all,

 I seem to be having a strange problem with a sip trunk.

 On a fairly frequent basis, I'll make a call, ore receive a call, and there
 will be NO sound.  The strange part is that both endpoints are public IP
 addresses so NAT isn't in play and a sniffer trace reveals that the packets
 simply aren't being sent.

 It only seems to happen on a particular trunk.  The same phone calling on a
 different trunk works just fine.

 Any ideas?


codec incompatibilities ?
t.38 ?


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 Take care and have fun,
 Mike Diehl.

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