[Serusers] PSTN -> SER -> SEMS problem

[Bogdan-Andrei IANCU]

the tag parameter is missing from "From" header - this param is 
_mandatory_. SEMS complains about this in the first error message.

bogdan

Alejandro Perez wrote:

>Hello.
>
>	We have SEMS and SER working together ok for SIP to SIP calls. We also have
>a Cisco AS5300 which connects via sip to SEMS through SER for PSTN
>originated calls.
>
>	When calls are made from SIP phones, the voicemail works perfectly well.
>Now, when the call originates in in the PSTN and is routed to SEMS, we get
>several errors (appended afterwards).
>
>	I have also appended a copy of the invite produced by the AS5300 produced
>by ngrep. I can see the "from" field is there???
>
>	Any ideas of what may be going on??
>
>Thanks in advance.
>Alex
>
>SEMS debug trace ------------------------------------------
>
>(4224) ERROR: run (AmServer.cpp:201): invalid FIFO command: cmd.from_tag is
>empty !!!
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: 0.2
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
>sip_request.voicemail
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: INVITE
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: 08701757575
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: .
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
>sip.dieseltelecom.co.uk
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: 217.73.64.15
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: 5090
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
>sip:08701757575 at sip.dieseltelecom.co.uk:5090
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
>sip:08701758017 at 217.73.64.17
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: "08701758017"
><sip:08701758017 at 217.73.64.17>
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
><sip:08701757575 at 217.73.64.15>
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
>1f4188ee1cb4018f14b86c1c3d1ec025 at 217.73.64.17
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: as441af06d
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: .
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: 102
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: 10256:42537059
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
><sip:08701757575 at 217.73.64.15;ftag=as441af06d;lr=on>
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
>sip:08701757575 at 217.73.64.15;ftag=as441af06d;lr=on
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: P-MsgFlags: 0
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: Date: Thu, 11 Nov
>2004 09:27:25 GMT
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: .
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: v=0
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: o=root 7911 7911
>IN IP4 217.73.64.17
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: s=session
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: c=IN IP4
>217.73.64.17
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: t=0 0
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: m=audio 15670
>RTP/AVP 8 0 3 101
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: a=rtpmap:8
>PCMA/8000
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: a=rtpmap:0
>PCMU/8000
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: a=rtpmap:3
>GSM/8000
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: a=rtpmap:101
>telephone-event/8000
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed: a=fmtp:101 0-16
>(4224) ERROR: consume_request (AmServer.cpp:85): Consumed:
>a=silenceSupp:off - - - -
>
>
>ngrep trace ----------------------------------------------------------------
>U 217.73.64.56:49491 -> 217.73.64.15:5060
>INVITE sip:08701758907 at 217.73.64.15;user=phone;phone-context=unknown
>SIP/2.0..
>Via: SIP/2.0/UDP  217.73.64.56:5060..
>From: "7830100628"  <sip:7830100628 at 217.73.64.56>..
>To: <sip:08701758907 at 217.73.64.15;user=phone;phone-context=unknown>..
>Date: Thu, 11 Nov 2004 10:10:57 GMT..
>Call-ID: D07C0062-330011D9-802BBC6D-9F6000E8 at 217.73.64.56..
>Cisco-Guid: 3497747514-855642585-2150218861-2673869032..
>User-Agent: Cisco VoIP Gateway/ IOS 12.x/ SIP enabled..
>CSeq: 101 INVITE..
>Max-Forwards: 6..
>Timestamp: 1100167857..
>Contact: <sip:7830100628 at 217.73.64.56:5060;user=phone>..
>Expires: 180..Content-Type: application/sdp..
>Content-Length: 134....
>v=0..
>o=CiscoSystemsSIP-GW-UserAgent 1157 7884 IN IP4 217.73.64.56..
>s=SIP Call..
>c=IN IP4 217.73.64.56..
>t=0 0..
>m=audio 20828 RTP/AVP 8..
>
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