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Networking
4-6
improved, and the corresponding maintenance and management becomes
convenient for the operator.
Company A
NE2
Company A
3
Company B
MAC Address Destination VC-Trunk
MAC 1
NE1
①
Company A
MAC 2
NE4
②
MAC 3
NE2
③
...
...
...
Figure 4-7 L2 switching of Ethernet service
6. Rapid Spanning Tree Protocol
When deployed in ring network, the OptiX OSN 3500 can automatically start the
Rapid Spanning Tree Protocol (RSTP) and logically modify the network topology to
avoid network storm. Figure 4-8 shows a modified logical topology.
OptiX OSN 3500 TM - SD
Company B
NE1
NE4
1
SHR
2
NE3
n
Company B
Company A
Company B
VC Trunk
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