17.1.2.3. Digital tie-line traffic via S0/S2 interface 
- Digital tie-line traffic via S0/S2 system (OpenScape 4000/OEM system),
without features:
- S0 board: STMD
- S2 board: DIUS2
- Protocol variant for S0/S2:
- PROT: N1 (1 TR6)
- PROTVAR: 1 TR6
- LWPAR for S2 CONN: TYPE = DIUS2, BLNO = 0
IMPORTANT:
Procedures via the interface between OpenScape 4000 and an OEM system must be carried out according to the 1 TR6! protocol.
- Digital tie-line traffic via S0/S2 interface (OpenScape 4000/OpenScape
4000), with features:
- PBX 1
- Consultation via same line with direction test
- Camp-on / override
- Call transfer in busy / ringing / talking state (see figure: i ))
- PBX 2
- Consultation via same line with direction test
- Camp-on / override
- Call transfer in busy / ringing / talking state (see figure: i ))
- S0 board: STMD
- S2 board: DIUS2
- Protocol variant for S0/S2: PROT-I (CorNet)
- LWPAR for S2 CONN: TYPE = DIUS2, BLNO=0
IMPORTANT:
If the external OpenScape 4000 lines are provided using TMIPI, TMIPO or TMBS boards, only the "call accept" function is possible for calls extended via consultation call.ParameterDigital tie-line traffic via S0/S2 interface (without features)Digital tie-line traffic via S0/S2 interface (with features)OpenScape 4000PBX 1PBX 2XFERXXANSXXXNTONXXXKNORXXCEBCXXCEOC---TIEXXXRCLSXXXCOTNXFurther useful COT parametersIEVTCOTN - PBX 1