MTP2:Specification
From TBwiki
TelcoBridges' implementation of the MTP2 software conforms to the following standards:
- TI.111.3 SS7 Signaling Data Link (MTP Level 2), ANSI 1992.
- Q.701 SS7 (MTP), CCITT 1992.
- Q.703 SS7 Signaling Data Link, CCITT 1992.
- Q.781 MTP Level 2 Test Specification, CCITT.
- JT-Q.703 MTP Signaling Link, TTC recommendation.
- NTT - Q.703 MTP Specifications, NTT recommendation.
MTP2 can also support different protocol variants:
- ITU (< ITU BLUE > used for ITU88)
- ITU92( < ITU WHITE > used for ITU92, ITU97, Q767, SINGAPORE and CHINA)
- ANSI88 (used for ANSI88)
- ANSI92 (used for ANSI92, ANSI96 and TELCORDIA)
The following messages may be received or transmitted by MTP2 across the Trunk controller:
- Message Signal Unit (MSU)
- Link Status Signal Unit (LSSU)
- Fill-In Signal Unit (FISU)
