Ndp Timer Aging; Ndp Timer Hello - H3C S5120-SI Series Command Reference Manual

[Sysname] interface GigabitEthernet 1/0/1
[Sysname-GigabitEthernet1/0/1] ndp enable

ndp timer aging

Syntax
ndp timer aging aging-time
undo ndp timer aging
View
System view
Default Level
2: System level
Parameters
aging-time: Time for a device to keep the NDP packets it receives, in the range 5 to 255 seconds.
Description
Use the ndp timer aging command to specify the time that a device should keep the NDP packets it
received from the adjacent device.
Use the undo timer aging command to restore the default.
By default, the time that a receiving device should keep the NDP packets is 180 seconds.
Note that the time for the receiving device to hold NDP packets cannot be shorter than the interval to
send NDP packets; otherwise, the NDP table may become instable.
Related commands: ndp timer hello.
Examples
# Configure the time that a receiving device should keep the NDP packets as 100 seconds.
<Sysname> system-view
[Sysname] ndp timer aging 100

ndp timer hello

Syntax
ndp timer hello hello-time
undo ndp timer hello
View
System view
Default Level
2: System level
1-5