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ABNF Notation
ABNF for SIP Headers
(7 of 93)
SIP Header — Allow
Section 20.5 of RFC 3261
and
ABNF in RFC 3261
Allow
=
"
Allow
"
HCOLON
[
Method
*(
COMMA
Method
) ]
; example:
;
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY