Configuring the neighbor reachable time – Cisco ASA 5505 User Manual

Page 545

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28-7

Cisco ASA 5500 Series Configuration Guide using the CLI

Chapter 28 Configuring IPv6 Neighbor Discovery

Configuring the Neighbor Solicitation Message Interval

Configuring the Neighbor Solicitation Message Interval

To configure the interval between IPv6 neighbor solicitation retransmissions on an interface, enter the
following command:

Examples

The following example configures an IPv6 neighbor solicitation transmission interval of 9000
milliseconds for GigabitEthernet 0/0:

hostname (config)# interface gigabitethernet 0/0

hostname (config-if)# ipv6 nd ns-interval 9000

Configuring the Neighbor Reachable Time

To configure the amount of time that a remote IPv6 node is considered reachable after a reachability
confirmation event has occurred, enter the following command:

Examples

The following example configures an IPv6 reachable time of 1700000 milliseconds for the selected
interface, GigabitEthernet 0/0:

hostname (config)# interface gigabitethernet 0/0

hostname (config-if)# ipv6 nd reachable-time 1700000

Command

Purpose

ipv6 nd ns-interval

value

Example:

hostname (config-if)# ipv6 nd ns-interval

9000

Sets the interval between IPv6 neighbor solicitation retransmissions on an
interface.

Valid values for the value argument range from 1000 to 3600000
milliseconds.

This information is also sent in router advertisement messages.

Command

Purpose

ipv6 nd reachable-time

value

Example:

hostname (config-if)# ipv6 nd

reachable-time 1700000

Sets the amount of time that a remote IPv6 node is reachable.

Valid values for the value argument range from 0 to 3600000 milliseconds.

When 0 is used for the value, the reachable time is sent as undetermined. It
is up to the receiving devices to set and track the reachable time value.

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