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256 CHAPTER 27: CLUSTER CONFIGURATION GUIDE
[3Com] interface Ethernet 1/0/2
[3Com-Ethernet1/0/2] ntdp enable
[3Com-Ethernet1/0/2] quit
[3Com] interface Ethernet 1/0/3
[3Com-Ethernet1/0/3] ntdp enable
[3Com-Ethernet1/0/3] quit
[3Com] interface Ethernet 1/0/4
[3Com-Ethernet1/0/4] ntdp enable
[3Com-Ethernet1/0/4] quit
# Enable the cluster function.
[3Com] cluster enable
n
On the member switches, ports that connect to other switches all need to be
enabled with NDP and NTDP.
2 Configure the management device (Switch A)
# Disable NDP on Ethernet 1/0/1 of the management device.
<3Com> system-view
[3Com] ndp enable
[3Com] undo ndp enable intferface Ethernet 1/0/1
# Enable NDP on Ethernet 1/0/2 and Ethernet 1/0/3.
[3Com] interface Ethernet 1/0/2
[3Com-Ethernet1/0/2] ndp enable
[3Com-Ethernet1/0/2] quit
[3Com] interface Ethernet 1/0/3
[3Com-Ethernet1/0/3] ndp enable
[3Com-Ethernet1/0/3] quit
# Set the holdtime of NDP information to 300 seconds.
[3Com] ndp timer aging 300
# Set the interval between sending NDP packets to 100 seconds.
[3Com] ndp timer hello 100
# Enable NTDP globally and on Ethernet 1/0/2 and Ethernet 1/0/3.
[3Com] ntdp enable
[3Com] interface Ethernet 1/0/2
[3Com-Ethernet1/0/2] ntdp enable
[3Com-Ethernet1/0/2] quit
[3Com] interface Ethernet 1/0/3
[3Com-Ethernet1/0/3] ntdp enable
[3Com-Ethernet1/0/3] quit
# Set the topology collection range to two hops.
[3Com] ntdp hop 2
# Set the delay for a member device to forward topology collection request to 180
ms.