Hi all

  Is there anybody who can give me an idea whether Contact: header
  could exist as a multiple header field rows. In RFC3261 is
  written :

Multiple header field rows with the same field-name MAY be present in
   a message if and only if the entire field-value for that header field
   is defined as a comma-separated list (that is, if follows the grammar
   defined in Section 7.3).  

 And the grammar for Contact: is

Contact        =  ("Contact" / "m" ) HCOLON
                  ( STAR / (contact-param *(COMMA contact-param)))

 which doesn't match
                  
header  =  "header-name" HCOLON header-value *(COMMA header-value)


The problem is that there are many servers that puts Contact: in multiple header
field rows e.g. SIP Express router (SER)


Thanks in advance


--
 George                            mailto:[EMAIL PROTECTED]

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