3com S7906E Manuel De Montage

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To do… 
Use the command… 
Remarks 
Enable poison reverse 
rip poison-reverse 
Required 
Disabled by default 
 
Configuring the Maximum Number of Load Balanced Routes 
This task allows you to implement load balancing over multiple equal-cost RIP 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 
vpn-instance 
vpn-instance-name ] 
–– 
Configure the maximum 
number of load balanced routes 
maximum load-balancing 
number 
Optional 
The default maximum number 
is 8. 
 
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. 
This feature does not apply to RIPv2 packets that have no zero fields.  
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 
vpn-instance 
vpn-instance-name ] 
–– 
Enable zero field check on 
received RIPv1 messages 
checkzero 
Optional 
Enabled by default 
 
Enabling Source IP Address Check on Incoming RIP Updates 
You can enable source IP address check on incoming RIP updates.  
For a message received on an Ethernet interface, RIP compares the source IP address of the message 
with the IP address of the interface. If they are not in the same network segment, RIP discards the 
message.  
Follow these steps to enable source IP address check on incoming RIP updates: