Fortinet 548B - Manual (Page 565)

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10.3.2.19 ipv6 unreachables
Use this command to enable the generation of ICMPv6 Destination Unreachable messages. By default,
the generation of ICMPv6 Destination Unreachable messages is enabled.
Syntax
ipv6 unreachables
no ipv6 unreachables
no – This command prevent the generation of ICMPv6 Destination Unreachable messages.
Default Setting
Enabled
Command Mode
Interface Config
10.3.2.20 ipv6 icmp error-interval
Use this command to limit the rate at which ICMPv6 error messages are sent. The rate limit is configured
as a token bucket, with two configurable parameters, burst-size and burst-interval.
Syntax
ipv6 icmp error-interval <burst-interval> [<burst-size>]
no ipv6 icmp error-interval
<burst-interval> - Specifies how often the token bucket is initialized with burst-size tokens.
burst-interval is from 0 to 2147483647 milliseconds (msec).
<burst-size> - The number of ICMPv6 error messages that can be sent during one burst-interval.
The range is from 1 to 200 messages. To disable ICMP rate limiting, set burst-interval to zero (0).
no – This command return burst-interval and burst-size to their default values.
Default Setting
burst-interval of 1000 msec.
burst-size of 100 messages
Command Mode
Global Config