C-4

SIP Phone: Registration
Registration: Access List Authentication

Call Flow Diagram Figure C-2 shows a SIP IP phone registering with the Redirect server. The

User Agent Marshal server is using the Access List authentication method.

Figure C-2. Call Flow Diagram: SIP Phone Registration

Call Trace The following trace shows a SIP IP phone registering with the Redirect

server. The User Agent Marshal server is using the Access List

authentication method.

-----------------------------------------------------------------
SIP Headers
-----------------------------------------------------------------
sip-req: REGISTER sip:192.168.26.180 SIP/2.0 [192.168.26.10:50373-
>192.168.26.180:5060]
Header: Via: SIP/2.0/UDP 192.168.26.10:5060
Header: From: sip:6711@192.168.26.180
Header: To: sip:6711@192.168.26.180
Header: Call-ID: c2943000-1e262-14ae-2e323931@192.168.26.10
Header: CSeq: 100 REGISTER
Header: Contact: <sip:6711@192.168.26.10:5060>
Header: Expires: 3600
Header: Content-Length: 0
-----------------------------------------------------------------
SIP Headers
-----------------------------------------------------------------
sip-req: REGISTER sip:@192.168.26.200:5060 SIP/2.0 [192.168.26.180:5060-
>192.168.26.200:5060]
Header: Via: SIP/2.0/UDP 192.168.26.180:5060
Header: Via: SIP/2.0/UDP 192.168.26.10:5060
Header: From: <sip:6711@192.168.26.180:5060>
Header: To: <sip:6711@192.168.26.180:5060>
Header: Call-ID: c2943000-1e262-14ae-2e323931@192.168.26.10
Header: CSeq: 100 REGISTER
Header: Proxy-Authorization: Basic 123
Header: Expires: 3600
Header: Contact: <sip:6711@192.168.26.180:5060>
Header: Contact: <sip:6711@192.168.26.10:5060>
Header: Content-Length: 0
-----------------------------------------------------------------
SIP Headers
-----------------------------------------------------------------
sip-res: SIP/2.0 200 OK [192.168.26.200:5060->192.168.26.180:5060]
Header: Via: SIP/2.0/UDP 192.168.26.180:5060
Header: Via: SIP/2.0/UDP 192.168.26.10:5060
Header: From: <sip:6711@192.168.26.180:5060>
Header: To: <sip:6711@192.168.26.180:5060>
Header: Call-ID: c2943000-1e262-14ae-2e323931@192.168.26.10
Header: CSeq: 100 REGISTER
Header: Contact: <sip:6711@192.168.26.180:5060>
Header: Contact: <sip:6711@192.168.26.10:5060>
SIP Phone UA Marshal
1. REGISTER
Redirect Server
2. REGISTER
3. 200
4. 200