HP 6125G Configuration Manual page 127

Figure 34 Answering ARP requests
Virtual MAC: 000f-e2ff-0011
ARP request
Target IP: 10.1.1.1/24
Gateway IP: 10.1.1.1/24
Host A
Different hosts send packets to different routers according to the requested virtual MAC addresses.
3.
For example, as shown in
gateway MAC address, so it sends packets to Router A for forwarding; Host B regards the virtual
MAC address of Router B as the gateway MAC address, so it sends packets to Router B for
forwarding.
Figure 35 Sending packets to different routers for forwarding
Network
Router A
Master
Virtual IP: 10.1.1.1/24
ARP reply
Target MAC: 000f-e2ff-0011
Figure 35, Host A regards the virtual MAC address of Router A as the
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Router B
Backup
ARP request
Target IP: 10.1.1.1/24
Host B
Virtual MAC: 000f-e2ff-0012
ARP reply
Target MAC: 000f-e2ff-0012
Gateway IP: 10.1.1.1/24