R0106-HP MSR Router Series Layer 3 - IP Services Configuration Guide(V7)

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# Enable UDP helper.
<RouterA> system-view
[RouterA] udp-helper enable
# Enable UDP helper to forward multicast packets with the UDP destination port 55.
[RouterA] udp-helper port 55
# Configure UDP helper to convert multicast packets from 225.1.1.1 to broadcast packets destined for
10.110.255.255.
[RouterA] interface gigabitethernet 2/1/1
[RouterA-GigabitEthernet2/1/1] udp-helper multicast-map 225.1.1.1 10.110.255.255
Verifying the configuration
Verify that you can capture broadcast packets on all hosts on the network segment 10.110.0.0/16. The
broadcast packets are from Router A.