RFC 3261 does not allow it (RFC 2543 tended to be more vague concerning where whitespace was valid). If RFC 3261 intended to allow it, it would have used things like COLON instead of ":" within the ABNF.
SIP-URI = "sip:" [ userinfo ] hostport uri-parameters [ headers ] SIPS-URI = "sips:" [ userinfo ] hostport uri-parameters [ headers ] absoluteURI = scheme ":" ( hier-part / opaque-part ) scheme = ALPHA *( ALPHA / DIGIT / "+" / "-" / "." ) COLON = SWS ":" SWS ; colon > -----Original Message----- > From: sip-implementors-boun...@lists.cs.columbia.edu [mailto:sip- > implementors-boun...@lists.cs.columbia.edu] On Behalf Of Arun Arora > Sent: Tuesday, November 10, 2015 5:52 AM > To: sip-implementors@lists.cs.columbia.edu > Subject: [Sip-implementors] Is it OK to put spaces b/w SIP and COLON in > SIP > URI > > I am working on a SIP parser while reading RFC3261. I wonder is it OK to > put > WHITESPACE between SIP and COLON in a SIP URI, for e.g. > > “BOB"<sip :b...@biloxi.com> > > Is this syntactically correct. > > > Thanks, > Arun _______________________________________________ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors