438 Tunnel
User Guidelines
• The DNS query interval (after the IP address of the ISATAP router is known) is the TTL that is
received from the DNS divided by (Robustness + 1).
• The router solicitation interval (when there is an active ISATAP router) is the minimum-router-
lifetime that is received from the ISATAP router divided by (Robustness + 1).
Example
The following example configures the number of DNS Query/Router Solicitation refresh messages that
the device sends to 6 times.
show ipv6 tunnel
The show ipv6 tunnel
Privileged EXEC mode
command displays information on the ISATAP tunnel.
Syntax
• show ipv6 tunnel
Default Configuration
This command has no default setting.
Command Mode
Privileged EXEC mode.
User Guidelines
• There are no user guidelines for this command.
Console (config)# tunnel isatap robustness 6
5400_CLI.book Page 438 Wednesday, December 17, 2008 4:33 PM