Llamadas finalizadas 32seg

[socsoc]

Estimados tengo unas extensiones remotas configuradas y cuando realizo pruebas de llamadas entre ellas en 32 segundos se finaliza la llamada, anexo logs

30-may-2016 18:35:30.740 [CM102001]: Authentication failed for AuthFail Recv Req REGISTER from 130.0.10.81:62673 tid=Pj4a19b85a075a4ac2a3d1e606eaa4063f Call-ID=01f54733f391450e968d1a8fc2e8de99:
REGISTER sip:130.0.20.17 SIP/2.0
Via: SIP/2.0/UDP 130.0.10.81:62673;rport=62673;branch=z9hG4bKPj4a19b85a075a4ac2a3d1e606eaa4063f
Max-Forwards: 70
Contact: "Operador1 Operador1"<sip:[email protected]:62673;rinstance=0-978b4761f6974d5287e65d1af8dc6d12;ob>
To: "Operador1 Operador1"<sip:[email protected]>
From: "Operador1 Operador1"<sip:[email protected]>;tag=7d0684bc5c3949d4ba99a4190f824929
Call-ID: 01f54733f391450e968d1a8fc2e8de99
CSeq: 18510 REGISTER
Expires: 120
Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE, NOTIFY, REFER, MESSAGE, OPTIONS
Proxy-Authorization: Digest username="9419",realm="3CXPhoneSystem",nonce="414d535c0d5d513272:7b0ad141ba44459cbb5dfb3698f20f1d",uri="sip:130.0.20.17",response="e2932031bd78f40ec2e4d5d820158ee6",algorithm=MD5
User-Agent: 3CXPhone for Windows 14.0.49169.0
Content-Length: 0