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an experimentation of a 3GPP–IETF space for an inline access to the 5G specifications

TS 23.501 TS 23.502 TS 33.501 TS 22.261 TS 38.300 TS 38.401 TS 23.122 TS 24.501 TS 24.502 TS 29.500 TS 29.501 TS 24.229
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The main SIP example and the ABNF for SIP are now directly accessible from RFC 3261
The ABNF for SDP is now directly accessible from RFC 8866
The SIP Service examples are now directly accessible from RFC 5359
The IMS examples are now directly accessible from TS 24.228
The SIP/SIMPLE Presence overview is now directly accessible from RFC 6914