Could you paste the relevant configs from both, please? -- Marko Milivojevic - CCIE #18427 Senior Technical Instructor - IPexpert
FREE CCIE training: http://bit.ly/vLecture Mailto: [email protected] Telephone: +1.810.326.1444 Web: http://www.ipexpert.com/ On Sun, Apr 17, 2011 at 10:06, Samir Idris <[email protected]> wrote: > Also, as soon as I configure ip rip triggered on the point-to-point > subinterface I create between R2 and R4 (as per IPExpert's topology), I > totally loose routes. I have removed "ip rip triggered" in the config > below: > > R4(config-subif)#do sh run int s0/0.1 > Building configuration... > Current configuration : 179 bytes > ! > interface Serial0/0.1 point-to-point > ip address 150.100.24.4 255.255.255.0 > ip rip authentication key-chain R2R4 > snmp trap link-status > frame-relay interface-dlci 402 > end > > R2#sh run int s0/1.24 > Building configuration... > Current configuration : 180 bytes > ! > interface Serial0/1.24 point-to-point > ip address 150.100.24.2 255.255.255.0 > ip rip authentication key-chain R2R4 > snmp trap link-status > frame-relay interface-dlci 204 > > When I run debug I see R2 recieving routes from R4 but not sending anything > back to R4. > > Can anyone see why? Thanks. > > Regards, > Samir Idris. > > On Sun, Apr 17, 2011 at 6:43 PM, Marko Milivojevic <[email protected]> > wrote: >> >> It is required only if you are explicitly asked to do it, otherwise no. >> >> Please note that in 12.4T, MD5 RIP authentication fails inexplicably >> most of the time. >> >> -- >> Marko Milivojevic - CCIE #18427 >> Senior Technical Instructor - IPexpert >> >> FREE CCIE training: http://bit.ly/vLecture >> >> Mailto: [email protected] >> Telephone: +1.810.326.1444 >> Web: http://www.ipexpert.com/ >> >> On Sun, Apr 17, 2011 at 06:35, Samir Idris <[email protected]> wrote: >> > Hi, >> > >> > A quick question: >> > >> > When configuring RIP authentication, is it necessary to specify the send >> > and >> > accept lifetime? I think not. Am I right? >> > >> > Key-chain R2R4: >> > key 1 -- text "ipexpert_R2toR4" >> > accept lifetime (always valid) - (always valid) [valid now] >> > send lifetime (always valid) - (always valid) [valid now] >> > >> > >> > R2(config-subif)#do sh ip proto >> > Routing Protocol is "rip" >> > Outgoing update filter list for all interfaces is not set >> > Incoming update filter list for all interfaces is not set >> > Incoming routes will have 5 added to metric if on list R8 >> > Sending updates every 30 seconds, next due in 19 seconds >> > Invalid after 180 seconds, hold down 0, flushed after 240 >> > Redistributing: rip >> > Default version control: send version 2, receive version 2 >> > Interface Send Recv Triggered RIP Key-chain >> > FastEthernet0/0 2 2 >> > Serial0/1.24 2 2 R2R4 >> > Serial0/1.25 2 2 >> > Serial0/1.26 2 2 >> > Automatic network summarization is not in effect >> > Maximum path: 4 >> > Routing for Networks: >> > 0.0.0.0 >> > Passive Interface(s): >> > Serial0/0 >> > FastEthernet0/1 >> > Serial0/1 >> > Serial0/2 >> > Serial0/3 >> > FastEthernet1/0 >> > FastEthernet1/1 >> > FastEthernet1/2 >> > FastEthernet1/3 >> > FastEthernet1/4 >> > FastEthernet1/5 >> > FastEthernet1/6 >> > FastEthernet1/7 >> > FastEthernet1/8 >> > FastEthernet1/9 >> > FastEthernet1/10 >> > FastEthernet1/11 >> > Passive Interface(s): >> > FastEthernet1/12 >> > FastEthernet1/13 >> > FastEthernet1/14 >> > FastEthernet1/15 >> > Vlan1 >> > VoIP-Null0 >> > Routing Information Sources: >> > Gateway Distance Last Update >> > 150.100.100.6 120 00:00:24 >> > 150.100.100.5 120 00:00:01 >> > 150.100.24.4 120 00:01:54 >> > 150.100.12.1 120 00:00:12 >> > Distance: (default is 120) >> > >> > Apr 17 15:33:49.891: RIP: ignored v2 packet from 150.100.24.4 (invalid >> > authentication) >> > >> > Regards, >> > Samir Idris. >> > _______________________________________________ >> > For more information regarding industry leading CCIE Lab training, >> > please visit www.ipexpert.com >> > > > > > -- > Samir Idris > _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com
