H3C S7500E Series Ethernet Switches Operation Manual

Operation Manual – IPv4 Routing
H3C S7500E Series Ethernet Switches Chapter 2 RIP Configuration
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II. Enabling poison reverse
The poison reverse function allows an interface to advertise the routes received from it,
but the metric of these routes is set to 16, making them unreachable.
Follow these steps to enable poison reverse:
To do… Use the command… Remarks
Enter system view
system-view
—
Enter interface view
interface interface-type
interface-number
—
Enable poison reverse
rip poison-reverse
Required
Disabled by default
2.4.3 Configuring the Maximum Number of Load Balanced Routes
Follow these steps to configure the maximum number of load balanced routes:
To do… Use the command… Remarks
Enter system view
system-view
––
Enter RIP view rip [ process-id ] ––
Configure the maximum
number of load balanced
routes
maximum
load-balancing number
Optional
The default maximum
number is 4.
2.4.4 Enabling Zero Field Check on Incoming RIPv1 Messages
Some fields in the RIPv1 message must be zero. These fields are called zero fields.
You can enable zero field check on received RIPv1 messages. If such a field contains a
non-zero value, the RIPv1 message will not be processed. If you are sure that all
messages are trusty, you can disable zero field check to save CPU resources.
Follow these steps to enable zero field check on incoming RIPv1 messages:
To do… Use the command… Remarks
Enter system view
system-view
––
Enter RIP view rip [ process-id ] ––
Enable zero field check on
received RIPv1 messages
checkzero
Optional
Enabled by default