Figure 9-1 PC1 transmitting information to PC2 on LAN1
LAN1
LAN1
RouterA
Port3
PC 1
PC 2
PC 4
PC 3
Port4
Port1 Port2
LAN2
LAN2
After Port2 receives the frame, the network bridge learns that PC1 connects to Port1 because
the frame is received from Port1. Then the mapping between the MAC address of PC1 and Port1
is added to the network bridge table, as shown in Figure 9-2.
Figure 9-2 Network bridge learning that PC1 connects to Port1
RouterA
Port3 Port4
Port1 Port2
00e0:fcaa:aaaa 00e0:fcaa:bbbb
Source MAC
Destination MAC
MAC address Port
00e0:fcaa:aaaa port1
LAN1
PC 1
LAN1
PC 2
PC 4
LAN2
PC 3
LAN2
Huawei AR530&AR550 Series Industrial Switch Routers
Configuration Guide - Ethernet Switching 9 Transparent Bridging Configuration
Issue 01 (2014-11-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
348
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