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ABNF for SIP Private Headers
(14 of 33)
SIP Header — P-DCS-OSPS
RFC 5503
–
Section 6.1
P-DCS-OSPS
=
"
P-DCS-OSPS
"
HCOLON
OSPS‑Tag
OSPS-Tag
=
"
BLV
" / "
EI
" / "
RING
" /
token