Aastra OpenCom 100 Series Mounting And Commissioning User Manual page 171

Tip:
Owing to their hardware properties, not all S
for PBX networking without restrictions. Depending on the type of system, some
ports can only operate in the L1 master mode or L1 slave mode. The external S
S ports can be set according to the following table.
2M
OpenCom 130
OpenCom 150
Legend
S = Slave
M/S = Master/Slave
Note
The S ports on add-on cards can be operated in both L1 master and L1 slave mode.
0
If, for example, you are configuring a route which can be seized
using routing code "5" and have selected one or more bundles
for this route, change the Prefix for dest. call number at incom-
ing internal setting to "5" for this bundle in order to enable the
route to be reseized.
S 1 S
0 0
S M/S
- -
ports of the OpenCom 100 can be used
0
2 S 3
0
-
-
PBX Networking
and
0
S 4 S
0 2M
- M/S
- M/S
169