[Sipping] IPv6 messages for callflows?

[Pekka Pessi <Pekka.Pessi@nokia.com>]

	Hello,

	I think that a couple of torture messages with IPv6 addresses in
	them would be nice addition. 

	I have attached an INVITE request and a 488 response to it, feel
	free to include them.

						Pekka

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7.42 INVITE Request with IPv6 Addresses

   This is a valid INVITE message containing IPv6 addresses. An IPv4-only
   SIP element should be able to parse and respond this request.

   INVITE sip:bob@[3ffe:1200:3012:c006:206:5bff:fe55:462f] SIP/2.0
   Via: SIP/2.0/UDP [3ffe:1200:3012:c006:206:5bff:fe55:462f]
        ;branch=z9hG4bKoHjruVnj9aW
   Via: SIP/2.0/UDP [3ffe:1200:3012:c000:210:a4ff:fe8d:6a46]:5062
        ;branch=z9hG4bKuNCTHs8Lumv
        ;received=[3ffe:1200:3012:c006:210:a4ff:fe8d:6a46]
   From: <sip:alice@[3ffe:1200:3012:c000:210:a4ff:fe8d:6a46]>
        ;tag=ud6a29947
   Record-Route: <sip:bob@example.com;maddr=[fe80::206:5bff:fe55:462f]>
   To: <sip:bob@example.com;maddr=[3ffe:1200:3012:c006:206:5bff:fe55:462f]>
   Call-ID: f89fa68e-5109-11d6-0581-0010A48D6A46
   CSeq: 2 INVITE
   Contact: <sip:[3ffe:1200:3012:c000:210:a4ff:fe8d:6a46]:5062>
   Call-Info: <http://[3ffe:1200:3012:c000:210:a4ff:fe8d:6a46]/alice.gif>
        ;purpose=icon;g-param=[3ffe:1200:3012:c000:210:a4ff:fe8d:6a46]
   Content-Type: application/sdp
   Content-Length: 352

   v=0
   o=alice 1804289383 2 IN IP6 3ffe:1200:3012:c000:210:a4ff:fe8d:6a46
   s=-
   c=IN IP6 3ffe:1200:3012:c000:210:a4ff:fe8d:6a46
   t=0 0
   m=audio 5004 RTP/AVP 96 97 
   a=rtpmap:96 AMR/8000
   a=rtpmap:97 GSM-EFR/8000

7.43 Response message with IPv6 Addresses

   This is a response from IPv4-only host to the INVITE above.

   SIP/2.0 488 Not Acceptable Here
   Via: SIP/2.0/UDP [3ffe:1200:3012:c006:206:5bff:fe55:462f]
        ;branch=z9hG4bKoHjruVnj9aW;received=172.21.40.44
   Via: SIP/2.0/UDP [3ffe:1200:3012:c000:210:a4ff:fe8d:6a46]:5062
        ;branch=z9hG4bKuNCTHs8Lumv
        ;received=[3ffe:1200:3012:c006:210:a4ff:fe8d:6a46]
   From: <sip:alice@[3ffe:1200:3012:c000:210:a4ff:fe8d:6a46]>
        ;tag=ud6a29947
   To: <sip:bob@example.com;maddr=[3ffe:1200:3012:c006:206:5bff:fe55:462f]>
        ;tag=f4ef9d6a
   Call-ID: f89fa68e-5109-11d6-0581-0010A48D6A46
   CSeq: 2 INVITE
   Warning: 301 172.21.40.24 "IN network address type 'IP6' not supported"
   Content-Length: 0

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