Nortel Networks OPTera Metro 3500 User Manual
Page 73
![background image](/manuals/192129/73/background.png)
Operation, administration, and maintenance (OAM) features 2-35
Planning and Ordering Guide—Part 1 of 2 NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
5
In the following types of RPRs, it is recommended that only the working channels may be
provisioned for RPR connections:
— RPRs with subtending UPSRs
— Virtual RPRs
6
VT-assigned connections within the same STS-1 channel must have the same Aend/Zends
(Add/Drop points).
Note:
VT-assigned connections are only supported on shelves equipped with VTX-series circuit packs.
7
VT-assigned connections must not be provisioned in the same STS as Full VT connections.
Note:
VT-assigned connections are only supported on shelves equipped with VTX-series circuit packs.
Table 2-4 (continued)
OC-48/OC-192 BLSR provisioning rules