[Sip-implementors] contact header in 200 "OK"

[sindhur]

Hi,

 Is a contact header mandatory in a 200 "OK" response?

Sindhur.



begin:vcard 
n:Satrasala;Sindhur
x-mozilla-html:FALSE
url:http://www.infomedia-network.com
org:Infomedia Network Inc
adr:;;1020 Bay Area Blvd  Suite 216;Houston;Texas;77058;US
version:2.1
email;internet:[EMAIL PROTECTED]
title:Programmer
fn:Sindhur Satrasala
end:vcard