From: cadet (cadet22@gmail.com)
Date: Thu Nov 23 2006 - 09:05:18 ART
Hi Ivan!
THANK YOU FOR ANSWER, but I know this theory :)
But what do you think about:
r4(config-router)#router rip
r4(config-router)#traffic-share min ?
across-interfaces Use different interfaces for equal-cost paths
r4#sh ver
Cisco IOS Software, C2600 Software (C2600-ADVENTERPRISEK9-M), Version 12.4(3b), RELEASE SOFTWARE (fc3)
Technical Support: http://www.cisco.com/techsupport
System image file is "flash:c2600-adventerprisek9-mz.124-3b.bin"
Cisco 2611XM (MPC860P) processor (revision 0x100) with 126441K/4631K bytes of memory.
> RIP doesn't support unequal cost load-balancing therefore this command doesn't
> play any role in routing process.
> This command can be used in EIGRP routing process. If exist more than one path
> to destination with different cost, EIGRP can use equal or unequal
> load-balancing. Enabling unequal loadbalancing can be done variance command.
> After that once you have more than one path with different capacity, routing
> proccess can distribute traffic across this links. If you also use
> traffic-share min accross-link. Then traffic wil flow across less cost link.
> In your case load balancing achieved not with routing proccess but with packet
> switching process. Here you use CEF or process switching models. Only this
> two models can do per-packet load-sharing.
> Statistic for packet switching you can see "sh int stats".
> On Thursday 23 November 2006 13:52, cadet wrote:
>> Hi All !
>> I need help with RIP traffic-share min across-interfaces !
>>
>> I have next topology:
>>
>> fa0/0 sw1 (L3)
>> R1-- R2 -- ---- R4
>> fa0/1 sw2 (L3)
>>
>> Routing protocol - rip
>> R4 have lo0 14.14.4.4
>> I need load-balanced in rip
>>
>>
>> r2#sh ip route 14.14.4.0
>> Routing entry for 14.14.4.0/24
>> Known via "rip", distance 120, metric 2
>> Redistributing via rip
>> Last update from 14.14.50.8 on FastEthernet0/1, 00:00:16 ago
>> Routing Descriptor Blocks:
>> 14.14.50.8, from 14.14.50.8, 00:00:16 ago, via FastEthernet0/1
>> Route metric is 2, traffic share count is 1
>> * 14.14.40.7, from 14.14.40.7, 00:00:22 ago, via FastEthernet0/0
>> Route metric is 2, traffic share count is 1
>>
>> R2:
>>
>> router rip
>> version 2
>> traffic-share min across-interfaces
>> passive-interface default
>> no passive-interface FastEthernet0/0
>> no passive-interface Serial0/0
>> no passive-interface FastEthernet0/1
>> network 14.0.0.0
>> no auto-summary
>>
>> I use command "traffic-share min across-interfaces"
>>
>> I create 2 ACL on fa0/0 R2 and R2 fa0/1 for test
>>
>> r2#sh access-lists
>> Extended IP access list test
>> 10 permit icmp any any log
>> 20 permit ip any any
>> Extended IP access list test2
>> 10 permit icmp any any log
>> 20 permit ip any any
>>
>> r2#sh run int fa0/0
>> Building configuration...
>>
>> Current configuration : 149 bytes
>> !
>> interface FastEthernet0/0
>> ip address 14.14.40.4 255.255.255.0
>> ip access-group test out
>> duplex auto
>> speed auto
>> end
>>
>> r2#sh run int fa0/1
>> Building configuration...
>>
>> Current configuration : 150 bytes
>> !
>> interface FastEthernet0/1
>> ip address 14.14.50.4 255.255.255.0
>> ip access-group test2 out
>> duplex auto
>> speed auto
>> end
>>
>>
>> TEST 1 only traffic-share min across-interfaces:
>>
>> r1#ping 14.14.4.4 repeat 40
>>
>> Type escape sequence to abort.
>> Sending 40, 100-byte ICMP Echos to 14.14.4.4, timeout is 2 seconds:
>> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> Success rate is 100 percent (40/40), round-trip min/avg/max = 28/36/128 ms
>>
>>
>> r2#sh access-lists
>> Extended IP access list test
>> 10 permit icmp any any log
>> 20 permit ip any any
>> Extended IP access list test2
>> 10 permit icmp any any log (40 matches)
>> 20 permit ip any any
>>
>> TEST 2 traffic-share min across-interfaces + ip load-sharing
>> per-packet on interfaces fa0/0 and fa0/1:
>>
>> r1#ping 14.14.4.4 repeat 40
>>
>> Type escape sequence to abort.
>> Sending 40, 100-byte ICMP Echos to 14.14.4.4, timeout is 2 seconds:
>> !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> Success rate is 100 percent (40/40), round-trip min/avg/max = 28/36/128 ms
>>
>>
>> r2#sh access-lists
>> Extended IP access list test
>> 10 permit icmp any any log (20 matches)
>> 20 permit ip any any
>> Extended IP access list test2
>> 10 permit icmp any any log (20 matches)
>> 20 permit ip any any
>>
>>
>>
>> So traffic-share min across-interfaces do not traffic-share between
>> several interfaces ?
>>
>> Regards.
>> Max
>>
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This archive was generated by hypermail 2.1.4 : Fri Dec 01 2006 - 08:05:48 ART