2 sdh constraints – AudioCodes MEDIAPACK VERSION 6.2 User Manual
Page 155

Version 6.2
155
December 2010
SIP Release Notes
3. Known Constraints
2.
When the DS3 interface is not connected, a trunk under this DS3 interface can appear
in either LOF or AIS alarm state.
Product
MP-11x
MP-124
Mediant 600
Mediant
1000
Mediant 800 MSBG
Mediant
1000
MSBG
Mediant 2000
Mediant 3000/TP-6310
Mediant
3000
HA/TP-6310
Mediant 3000/TP-8410
Mediant
3000
HA/TP-8410
3.
The DS3 External clock is not relevant for Asynchronous mapping of DS3 in OC3.
Product
MP-11x
MP-124
Mediant 600
Mediant
1000
Mediant 800 MSBG
Mediant
1000
MSBG
Mediant 2000
Mediant 3000/TP-6310
Mediant
3000
HA/TP-6310
Mediant 3000/TP-8410
Mediant
3000
HA/TP-8410
3.3.2
SDH Constraints
This release includes the following known SDH constraints:
1.
TU-11 Byte Synchronous mapping is not supported.
Product
MP-11x
MP-124
Mediant 600
Mediant
1000
Mediant 800 MSBG
Mediant
1000
MSBG
Mediant 2000
Mediant 3000/TP-6310
Mediant
3000
HA/TP-6310
Mediant 3000/TP-8410
Mediant
3000
HA/TP-8410
2.
For SDH/SONET and DS3 interfaces, if a trunk was in LOF alarm and the alarm was
then cleared, the trunk tends to revert to the RAI alarm for a short period before
moving to “no alarm” state.
Product
MP-11x
MP-124
Mediant 600
Mediant
1000
Mediant 800 MSBG
Mediant
1000
MSBG
Mediant 2000
Mediant 3000/TP-6310
Mediant
3000
HA/TP-6310
Mediant 3000/TP-8410
Mediant
3000
HA/TP-8410