---
[Aug 28 16:59:08] WARNING[5212]: chan_sip.c:12016 handle_response_invite: Received response: "Forbidden" from '"Ast1Ext1" <sip:1@192.168.43.157>;tag=as487b8039'
darkstar*CLI> 
<--- Transmitting (no NAT) to 192.168.43.185:5060 --->
SIP/2.0 503 Service Unavailable
Via: SIP/2.0/UDP 192.168.43.185:5060;branch=z9hG4bK5962a4afd94e8ea6;received=192.168.43.185
From: "hugo testing" <sip:1@192.168.43.157>;tag=ccafac24791fcd2f
To: <sip:81@192.168.43.157>;tag=as388010b9
Call-ID: 81b13bf5ebbaa9f2@192.168.43.185
CSeq: 63368 INVITE
User-Agent: Asterisk PBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY
Supported: replaces
Contact: <sip:81@192.168.43.157>
Content-Length: 0
X-Asterisk-HangupCause: Call Rejected
X-Asterisk-HangupCauseCode: 21


<------------>
darkstar*CLI> 
<--- SIP read from 192.168.43.185:5060 --->
ACK sip:81@192.168.43.157 SIP/2.0
Via: SIP/2.0/UDP 192.168.43.185:5060;branch=z9hG4bK5962a4afd94e8ea6
From: "hugo testing" <sip:1@192.168.43.157>;tag=ccafac24791fcd2f
To: <sip:81@192.168.43.157>;tag=as388010b9
Contact: <sip:1@192.168.43.185:5060>
Proxy-Authorization: Digest username="1", realm="asterisk", algorithm=MD5, uri="sip:81@192.168.43.157", nonce="6bce7f2f", response="c60a28c76c79deee253aee73860e9994"
Call-ID: 81b13bf5ebbaa9f2@192.168.43.185
CSeq: 63368 ACK
User-Agent: Grandstream GXP2000 1.1.1.14
Max-Forwards: 70
Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE,UPDATE,PRACK,MESSAGE
Content-Length: 0    


<------------->
--- (12 headers 0 lines) ---
Really destroying SIP dialog '680b6270230570db78d30c1c0556985f@192.168.43.157' Method: INVITE
Really destroying SIP dialog '81b13bf5ebbaa9f2@192.168.43.185' Method: ACK
[Aug 28 16:59:10] NOTICE[5212]: chan_sip.c:7292 sip_reregister:    -- Re-registration for  asterisk1@192.168.43.158
REGISTER 13 headers, 0 lines
Reliably Transmitting (no NAT) to 192.168.43.158:5060:
REGISTER sip:192.168.43.158 SIP/2.0
Via: SIP/2.0/UDP 192.168.43.157:5060;branch=z9hG4bK4341204b;rport
From: <sip:asterisk1@192.168.43.158>;tag=as44039dbf
To: <sip:asterisk1@192.168.43.158>
Call-ID: 2cc0b5b85e67fcee797f94ba4550e9a8@127.0.0.1
CSeq: 118 REGISTER
User-Agent: Asterisk PBX
Max-Forwards: 70
Authorization: Digest username="asterisk1", realm="asterisk", algorithm=MD5, uri="sip:192.168.43.158", nonce="23613d0a", response="cf37529e93f401eeaba7c8bb00e2fe7d", opaque=""
Expires: 120
Contact: <sip:s@192.168.43.157>
Event: registration
Content-Length: 0