[SIPForum-discussion] help for interworking with FWD.pulver.com(SER)....

Wed Dec 28 15:08:43 UTC 2005

This is a NAT traversal problem!

You are sending from a private IP (192.168.0.51).  You have to use the
dedicated outboundproxy from fwd which performs NAT traversal.

regards
klaus

yh h wrote:
> Hi:
>  
>     I'm debugging a sip-stack.It can working well with Huawei SoftX3000, 
> Asterisk, xRainbow,etc.,  but it can't work with FWD.pulver.com(is based 
> on SER.)
>  
>    following is the trace infomation.
>  
> REGISTER sip:fwd.pulver.com SIP/2.0
> Via: SIP/2.0/UDP 192.168.0.51:26666;branch=z9hG4bK52d84bf442bd45d9
> From: "717643" <sip:717643 at fwd.pulver.com>;tag=76a5-12292
> To: "717643" <sip:717643 at fwd.pulver.com>
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq: 1 REGISTER
> Contact: <sip:717643 at 192.168.0.51:26666>
> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS
> Expires: 3600
> Max-Forwards: 70
> User-Agent: SIP MAX-1.0
> Content-Length: 0
> 
> REGISTER sip:fwd.pulver.com SIP/2.0
> Via: SIP/2.0/UDP 192.168.0.51:26666;branch=z9hG4bK52d84bf442bd45d9
> From: "! 717643" <sip:717643 at fwd.pulver.com>;tag=76a5-12292
> To: "717643" <sip:717643 at fwd.pulver.com>
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq: 1 REGISTER
> Contact: <sip:717643 at 192.168.0.51:26666>
> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS
> Expires: 3600
> Max-Forwards: 70
> User-Agent: SIP MAX-1.0
> Content-Length: 0
> 
> /*following can register to sip.freeipcall.com*/
> REGISTER sip:sip.freeipcall.com SIP/2.0
> Via: SIP/2.0/UDP 192.168.0.51:26666;branch=z9hG4bK215669dc3f4f4384
> From: "1312609657" <sip:1312609657 at sip.freeipcall.com>;tag=7fa5-25269
> To: "1312609657" <sip:1312609657 at sip.freeipcall.com>
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq: 1 REGISTER
> Contact: <sip:1312609657 at 192.168.0.51:26666>
> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS
> Expires: 3600
> Max-Forwards: 70
> User-Agent: SIP MAX-1.0
> Content-Length: 0
> 
> OTHR:Wed Dec 28 20:55:07 2005
> SIP/2.0 100 Trying
> Via: SIP/2.0/UDP 
> 192.168.0.51:26666;branch=z9hG4bK215669dc3f4f4384;rport=64027;received=218.2.173.134
> From: "1312609657" <sip:1312609657 at sip.freeipcall.com>;tag=7fa5-25269
> To: "1312609657" <sip:1312609657 at sip.freeipcall.com>
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq: 1 REGISTER
> Server: Free IP Call v2.291004
> Content-Length: 0
> 
> OTHR:Wed Dec 28 20:55:07 2005
> SIP/2.0 401 Unauthorized
> Via: SIP/2.0/UDP 
> 192.168.0.51:26666;branch=z9hG4bK215669dc3f4f4384;rport=64027;received=218.2.173.134
> From: "1312609657" <sip:1312609657 at sip.freeipcall.com>;tag=7fa5-25269
> To: "1312609657" 
> <sip:1312609657 at sip.freeipcall.com>;tag=f62a24922788ed27679f93a5c2bef37f.8d9d
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq! : 1 REGISTER
> WWW-Authenticate: Digest realm="sip.freeipcall.com", 
> nonce="43b28c413f92059e1c86800d0fc41c2b23449a60"
> Server: Free IP Call v2.291004
> Content-Length: 0
> 
> OTHR:Wed Dec 28 20:55:07 2005
> REGISTER sip:sip.freeipcall.com SIP/2.0
> Via: SIP/2.0/UDP 192.168.0.51:26666;branch=z9hG4bK7f552fa5694b4387
> From: "1312609657" <sip:1312609657 at sip.freeipcall.com>;tag=7fa5-25269
> To: "1312609657" <sip:1312609657 at sip.freeipcall.com>
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq: 2 REGISTER
> Contact: <sip:1312609657 at 192.168.0.51:26666>
> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS
> Expires: 3600
> Authorization: Digest 
> username="1312609657",realm="sip.freeipcall.com",nonce="43b28c413f92059e1c86800d0fc41c2b23449a60",uri="sip:sip.freeipcall.com",response="ad4d9c04f06a03e715e2b1d216407ffe",algorithm=MD5
> Max-Forwards: 70
> User-Agent: SIP MAX-1.0
> Content-Length: 0
> 
> OTHR:Wed Dec 28 20:55:07 2005
> SIP/2.0 100 Trying
> Via: SIP/2.0/UDP 
> 192.168.0.51:26666;branch=z9hG4bK7f552fa5694b4387;rport=64027;received=218.2.173.134
> From: "1312609657" <sip:1312609657 at sip.freeipcall.com>;tag=7fa5-25269
> To: "1312609657" <sip:1312609657 at sip.freeipcall.com>
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq: 2 REGISTER
> Server: Free IP Call v2.291004
> Content-Length: 0
> 
> OTHR:Wed Dec 28 20:55:07 2005
> SIP/2.0 200 OK
> Via: SIP/2.0/UDP 
> 192.168.0.51:26666;branch=z9hG4bK7f552fa5694b4387;rport=64027;received=218.2.173.134
> From: "1312609657" <sip:1312609657 at sip.freeipcall.com>;tag=7fa5-25269
> To: "1312609657" 
> <sip:1312609657 at sip.freeipcall.com>;tag=f62a24922788ed27679f93a5c2bef37f.43fd
> Call-ID: 18be4823-290000 at 192.168.0.51 <mailto:18be4823-290000 at 192.168.0.51>
> Cseq: 2 REGISTER
> Contact: <sip:1312609657 at 218.2.173.134:64027>;q=0.00;expires=3600
> Server: Free IP Call v2.291004
> Content-Length: 0
> 
>  
> Thanks.
>  
>  
> 
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