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Configuring Routing 457
The IP Configuration page contains the following fields:
•
Default Time to Live
— The default value inserted into the Time-To-Live field of the IP header of
datagrams originated by the switch, if a TTL value is not supplied by the transport layer protocol.
•
Routing Mode
— Select Enable or Disable from the drop-down menu. You must enable routing for
the switch before you can route through any of the interfaces. Routing is also enabled or disabled per
VLAN interface. The default value is Disable.
•
ICMP Echo Replies
—Select Enable to allow the switch to generate ECHO reply messages. Select
Disable to prevent the switch from generating ICMP echo replies.
•
ICMP Redirects
— Select Enable to allow the switch to generate ICMP redirect messages. Select
Disable to prevent the switch from generating ICMP redirect messages. The ICMP Redirect feature is
also configurable on each interface.
•
ICMP Rate Limit Interval
— To control the ICMP error packets, you can specify the number of
ICMP error packets that are allowed per burst interval. By default, the rate limit is 100 packets per
second, i.e. the burst interval is 1000 milliseconds. To disable ICMP rate limiting, set this field to zero.
The valid rate interval range is 0 to 2147483647 milliseconds.
•
ICMP Rate Limit Burst Size
— To control the ICMP error packets, you can specify the number of
ICMP error packets that are allowed per burst interval. By default, the rate limit is 100 packets.
•
Maximum Next Hops
— The maximum number of hops supported by the switch. This is a compile-
time constant.
Configuring IP Routing Parameters
1.
Open the
IP Configuration
page.
2.
Change parameters as needed.
3.
Click
Apply Changes
.
Changes are saved, and routing parameters are updated.
Configuring IP Routing Parameters with CLI Command
For information about the CLI commands that perform this function, see the following chapters in the
CLI Reference Guide:
• IP Routing Commands
• VLAN Commands