Figure 8-4 Networking diagram for SEP topology change notification
SEP
Segment1
SEP
Segment3
SEP
Segment2
SEP
Segment4
Router1
Router2
Router3
Router4 Router5
Router6 Router7
Router9
Router10
Router11
Router12
Router13
Router8
Failed
Block Port
Forwarding Database
Network
Primary Edge Port
Topology Change
NOTE
The topology change notification function is configured on devices that connect an upper-layer network
and a lower-layer network. If the topology of one network changes, devices affected inform the other
network of the change.
Table 8-8 lists the scenarios in which topology changes are reported.
Huawei AR530&AR550 Series Industrial Switch Routers
Configuration Guide - Ethernet Switching 8 SEP Configuration
Issue 01 (2014-11-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
289
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