[Serusers] problem with cisco 2600 to pstn

[budi wibowo]

codec set at the voip dial-peer with session target to
sip server 

cmiiw


budi
--- Dan Austin <Dan_Austin at Phoenix.com> wrote:
> On your pots dial-peer set the codec to g711alaw, or
> configure your
> SIP clients to use that codec.
> 
> Dan
> 
> -----Original Message-----
> From: Yang Xiang
> [mailto:yang.xiang at iitb.fraunhofer.de] 
> Sent: Friday, April 25, 2003 7:55 AM
> To: serusers at lists.iptel.org
> Subject: [Serusers] problem with cisco 2600 to pstn
> 
> 
> Hi all,
> 
> I am expericing problem with the cisco 2600, which
> should function as
> the sip2pstn gateway. If I try to complete a call
> from a sip phone to
> pstn, the router says:
>
------------------------------------------------------------------------
>  00:15:49: ISDN BR1/0: TX ->  SETUP pd = 8  callref
> = 0x03
> 00:15:49:         Bearer Capability i = 0x8090A2
>                                                     
>        ^^^^^^
> 00:15:49:         Channel ID i = 0x83
> 00:15:49:         Progress Ind i = 0x8181 - Call not
> end-to-end ISDN,
> may
> have in-band info
> 00:15:49:         Calling Party Number i = 0x80,
> 'yang2', Plan:Unknown,
> Type:Unknown
> 00:15:49:         Called Party Number i = 0xC9,
> '6091574', Plan:Private,
> Type:Subscriber(local)
> 00:15:49: ISDN BR1/0: RX <-  SETUP_ACK pd = 8 
> callref = 0x83
> 00:15:49:         Channel ID i = 0x89
> 00:15:49:         Progress Ind i = 0x8188 - In-band
> info or appropriate
> now
> available
> 00:15:49: ISDN BR1/0: RX <-  DISCONNECT pd = 8 
> callref = 0x83
> 00:15:49:         Cause i = 0x80C1 - Bearer
> capability not implemented
> 
> ^^^^^^^^^^^^^^^^^^^^^^^^^^
> 00:15:49:         Progress Ind i = 0x8188 - In-band
> info or appropriate
> now
> available
>
------------------------------------------------------------------------
> ----
> ------------
> 
> Please notice the line "Bearer Capability i =
> 0x8090A2",  the digits
> "80" mean that this is a ITU voice call, "90" mean
> circuit mode, 64 kbps
> and "A2" is for G.711  u-law.
> 
> So if I call the router from a normal telephone, the
> debugging looks as
> follows:
>
------------------------------------------------------------------------
> ----
> ----
> 01:01:58: ISDN BR1/0: RX <-  SETUP pd = 8  callref =
> 0x01
> 01:01:58:         Bearer Capability i = 0x8090A3
>                                                     
>               ^^^
> 01:01:58:         Channel ID i = 0x89
> 01:01:58:         Calling Party Number i = 0x0181,
> '609157', Plan:ISDN,
> Type:Unknown
> 01:01:58:         Called Party Number i = 0xC1,
> '20', Plan:ISDN,
> Type:Subscriber(local)
> 01:01:58:         High Layer Compat i = 0x9181
> 01:01:58: ISDN BR1/0: Event: Received a VOICE call
> from 609157 on B1 at
> 64 Kb/s
>
------------------------------------------------------------------------
> ----
> ---------
> 
> whereat the bearer capability is "0x8090A3". It
> means that the
> ISDN-switch of German Telekom uses G.711 a-law.
> 
> I am afraid that is the reason why the sip-call
> doesn't go through. But
> I can't find any way to configure this.
> 
> Has anybody in this mailinglist the same experience?
> 
> Any hints would be very appreciated.
> 
> Thanks
> 
> yang
> 
> 
> 
> 
> 
> 
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> 
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