Chapter 30
| IP Interface Commands
ND Snooping
– 891 –
Example
Console(config)#ipv6 nd snooping auto-detect
Console(config)#
ipv6 nd snooping
auto-detect
retransmit count
This command sets the number of times the auto-detection process sends an NS
message to determine if a dynamic user binding is still valid. Use the no form to
restore the default setting.
Syntax
ipv6 nd snooping auto-detect retransmit count retransmit-times
no ipv6 nd snooping auto-detect retransmit count
retransmit-times – The number of times to send an NS message to
determine if a client still exists. (Range: 1-5)
Default Setting
3
Command Mode
Global Configuration
Command Usage
The timeout after which the switch will delete a dynamic user binding if no RA
message is received is set to the retransmit count x the retransmit interval (see the
ipv6 nd snooping auto-detect retransmit interval command). Based on the default
settings, this is 3 seconds.
Example
Console(config)#ipv6 nd snooping auto-detect retransmit count 5
Console(config)#
ipv6 nd snooping
auto-detect
retransmit interval
This command sets the interval between which the auto-detection process sends
NS messages to determine if a dynamic user binding is still valid. Use the no form to
restore the default setting.
Syntax
ipv6 nd snooping auto-detect retransmit interval retransmit-interval
no ipv6 nd snooping auto-detect retransmit interval
retransmit-interval – The interval between which the switch sends an NS
message to determine if a client still exists. (Range: 1-10 seconds)
Default Setting
1 second
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