"Markus Hofmann" <[EMAIL PROTECTED]> asked:
> Hello @all,
>
> I checked the RFC 3261 to find out if the hash mark is allowed in the
> SIP URL but did not find anything.
>
> reserved = ";" / "/" / "?" / ":" / "@" / "&" / "=" / "+"
> / "$" / ","
> unreserved = alphanum / mark
> mark = "-" / "_" / "." / "!" / "~" / "*" / "'"
> / "(" / ")"
> escaped = "%" HEXDIG HEXDIG
>
> SIP-URI = "sip:" [ userinfo ] hostport
> uri-parameters [ headers ]
> SIPS-URI = "sips:" [ userinfo ] hostport
> uri-parameters [ headers ]
> userinfo = ( user / telephone-subscriber ) [ ":" password ] "@"
> user = 1*( unreserved / escaped / user-unreserved )
>
>
> Is a SIP URL which looks like: <sip:[EMAIL PROTECTED]> allowed?
The user rule doesn't allow a # character. However, RFC 2806 defines
telephone-subscriber, which references dtmf-digit, which looks like
dtmf-digit = "*" / "#" / "A" / "B" / "C" / "D"
Thus, "003#xyz" is indeed a valid userinfo.
frank
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