So I have been starting to redistribute and now seeing this on R1:
*Mar 4 12:35:42.435: RT: NET-RED 172.20.106.0/24
*Mar 4 12:35:42.439: RT: add 6.6.6.0/24 via 172.20.136.6, eigrp metric
[170/2297856]
*Mar 4 12:35:42.439: RT: NET-RED 6.6.6.0/24
*Mar 4 12:35:42.439: RT: add 172.20.106.0/24 via 172.20.136.6, eigrp
metric [170/2297856]
*Mar 4 12:35:42.439: RT: NET-RED 172.20.106.0/24
*Mar 4 12:35:47.387: RT: closer admin distance for 6.6.6.0, flushing 1
routes
*Mar 4 12:35:47.391: RT: NET-RED 6.6.6.0/24
*Mar 4 12:35:47.395: RT: add 6.6.6.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:35:47.399: RT: NET-RED 6.6.6.0/24
*Mar 4 12:35:47.403: RT: closer admin distance for 172.20.106.0, flushing
1 routes
*Mar 4 12:35:47.407: RT: NET-RED 172.20.106.0/24
*Mar 4 12:35:47.407: RT: add 172.20.106.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:35:47.411: RT: NET-RED 172.20.106.0/24
*Mar 4 12:35:52.455: RT: del 6.6.6.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:35:52.459: RT: delete subnet route to 6.6.6.0/24
*Mar 4 12:35:52.463: RT: NET-RED 6.6.6.0/24
*Mar 4 12:35:52.467: RT: delete network route to 6.0.0.0
*Mar 4 12:35:52.467: RT: NET-RED 6.0.0.0/8
*Mar 4 12:35:52.475: RT: del 172.20.106.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:35:52.475: RT: delete subnet route to 172.20.106.0/24
This on R2
r2#debug ip routing
IP routing debugging is on
r2#
*Mar 4 12:34:36.047: RT: add 6.6.6.0/24 via 172.20.123.1, ospf metric
[110/20]
*Mar 4 12:34:36.051: RT: NET-RED 6.6.6.0/24
*Mar 4 12:34:36.151: RT: add 172.20.106.0/24 via 172.20.123.1, ospf metric
[110/20]
*Mar 4 12:34:36.151: RT: NET-RED 172.20.106.0/24
*Mar 4 12:34:41.067: RT: del 6.6.6.0/24 via 172.20.123.1, ospf metric
[110/20]
*Mar 4 12:34:41.071: RT: delete subnet route to 6.6.6.0/24
*Mar 4 12:34:41.075: RT: NET-RED 6.6.6.0/24
*Mar 4 12:34:41.079: RT: delete network route to 6.0.0.0
*Mar 4 12:34:41.079: RT: NET-RED 6.0.0.0/8
*Mar 4 12:34:41.099: RT: del 172.20.106.0/24 via 172.20.123.1, ospf metric
[110/20]
*Mar 4 12:34:41.103: RT: delete subnet route to 172.20.106.0/24
*Mar 4 12:34:41.103: RT: NET-RED 172.20.106.0/24
*Mar 4 12:34:46.051: RT: add 6.6.6.0/24 via 172.20.123.1, ospf metric
[110/20]
*Mar 4 12:34:46.055: RT: NET-RED 6.6.6.0/24
r3#debug ip routing
IP routing debugging is on
r3#
*Mar 4 12:33:10.451: RT: del 6.6.6.0/24 via 172.20.123.1, ospf metric
[110/20]
*Mar 4 12:33:10.455: RT: delete subnet route to 6.6.6.0/24
*Mar 4 12:33:10.455: RT: NET-RED 6.6.6.0/24
*Mar 4 12:33:10.459: RT: delete network route to 6.0.0.0
*Mar 4 12:33:10.463: RT: NET-RED 6.0.0.0/8
*Mar 4 12:33:10.479: RT: add 6.6.6.0/24 via 172.20.136.6, eigrp metric
[170/2297856]
*Mar 4 12:33:10.483: RT: NET-RED 6.6.6.0/24
*Mar 4 12:33:10.591: RT: del 172.20.106.0/24 via 172.20.123.1, ospf metric
[110/20]
*Mar 4 12:33:10.591: RT: delete subnet route to 172.20.106.0/24
*Mar 4 12:33:10.591: RT: NET-RED 172.20.106.0/24
*Mar 4 12:33:10.591: RT: add 172.20.106.0/24 via 172.20.136.6, eigrp
metric [170/2297856]
*Mar 4 12:33:10.591: RT: NET-RED 172.20.106.0/24
*Mar 4 12:33:15.587: RT: closer admin distance for 6.6.6.0, flushing 1
routes
*Mar 4 12:33:15.591: RT: NET-RED 6.6.6.0/24
*Mar 4 12:33:15.595: RT: add 6.6.6.0/24 via 172.20.123.1, ospf metric
[110/20]
R4:
*Mar 4 12:34:54.819: RT: del 6.6.6.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:34:54.823: RT: delete subnet route to 6.6.6.0/24
*Mar 4 12:34:54.823: RT: NET-RED 6.6.6.0/24
*Mar 4 12:34:54.827: RT: delete network route to 6.0.0.0
*Mar 4 12:34:54.827: RT: NET-RED 6.0.0.0/8
*Mar 4 12:34:54.831: RT: del 172.20.106.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:34:54.835: RT: delete subnet route to 172.20.106.0/24
*Mar 4 12:34:54.839: RT: NET-RED 172.20.106.0/24
*Mar 4 12:34:59.823: RT: add 6.6.6.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:34:59.827: RT: NET-RED 6.6.6.0/24
*Mar 4 12:34:59.831: RT: add 172.20.106.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:34:59.835: RT: NET-RED 172.20.106.0/24
*Mar 4 12:35:04.807: RT: del 6.6.6.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:35:04.811: RT: delete subnet route to 6.6.6.0/24
*Mar 4 12:35:04.811: RT: NET-RED 6.6.6.0/24
*Mar 4 12:35:04.815: RT: delete network route to 6.0.0.0
*Mar 4 12:35:04.815: RT: NET-RED 6.0.0.0/8
*Mar 4 12:35:04.819: RT: del 172.20.106.0/24 via 172.20.124.2, rip metric
[120/8]
*Mar 4 12:35:04.823: RT: delete subnet route to 172.20.106.0/24
*Mar 4 12:35:04.827: RT: NET-RED 172.20.106.0/24
R1 config
!
hostname r1
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 5
ip cef
!
!
!
!
no ip domain lookup
!
multilink bundle-name authenticated
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
archive
log config
hidekeys
!
!
!
!
!
!
!
!
interface FastEthernet0/0
ip address 172.20.124.1 255.255.255.0
duplex auto
speed auto
!
interface Serial0/0
ip address 172.20.136.1 255.255.255.0
encapsulation frame-relay
clock rate 2000000
frame-relay map ip 172.20.136.1 106
frame-relay map ip 172.20.136.3 106
frame-relay map ip 172.20.136.6 106 broadcast
no frame-relay inverse-arp
frame-relay lmi-type ansi
!
interface FastEthernet0/1
ip address 172.20.123.1 255.255.255.0
duplex auto
speed auto
!
interface Serial0/1
no ip address
clock rate 2000000
!
interface Serial0/2
no ip address
shutdown
clock rate 2000000
!
router eigrp 100
redistribute rip metric 1 1 1 1 1
network 172.20.136.0 0.0.0.255
no auto-summary
!
router ospf 1
log-adjacency-changes
redistribute eigrp 100 subnets
redistribute rip
network 172.20.123.0 0.0.0.255 area 0
!
router rip
version 2
passive-interface default
no passive-interface FastEthernet0/0
network 172.20.0.0
distribute-list rip_learned out
no auto-summary
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
ip access-list standard rip->eigrp
permit 4.4.4.0
permit 172.20.124.0
permit 172.20.104.0
ip access-list standard rip_learned
permit 4.4.4.0
permit 172.20.124.0
permit 172.20.104.0
!
!
!
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
alias exec ship sh ip int brie | ex una
alias exec shirt sh ip route
!
line con 0
line aux 0
line vty 0 4
!
!
end
R2 Config
hostname r2
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 5
ip cef
!
!
!
!
no ip domain lookup
!
multilink bundle-name authenticated
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
archive
log config
hidekeys
!
!
!
!
!
!
!
!
interface FastEthernet0/0
ip address 172.20.124.2 255.255.255.0
duplex auto
speed auto
!
interface Serial0/0
no ip address
encapsulation frame-relay IETF
shutdown
clock rate 2000000
frame-relay lmi-type ansi
!
interface FastEthernet0/1
ip address 172.20.123.2 255.255.255.0
duplex auto
speed auto
!
interface Serial0/1
no ip address
clock rate 2000000
!
interface Serial0/2
no ip address
shutdown
clock rate 2000000
!
interface Serial0/3
no ip address
shutdown
clock rate 2000000
!
router ospf 1
log-adjacency-changes
redistribute rip subnets
network 172.20.123.0 0.0.0.255 area 0
!
router rip
version 2
redistribute ospf 1 metric 8
passive-interface default
no passive-interface FastEthernet0/0
network 172.20.0.0
no auto-summary
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
ip access-list standard ospf_routes
permit 172.20.123.0
ip access-list standard rip_routes
permit 4.4.4.0
permit 172.20.124.0
permit 172.20.104.0
!
!
!
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
alias exec ship sh ip int brie | ex una
alias exec shirt sh ip route
!
line con 0
exec-timeout 0 0
line aux 0
line vty 0 4
!
!
end
R3 Config
!
hostname r3
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 5
ip cef
!
!
!
!
no ip domain lookup
!
multilink bundle-name authenticated
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
archive
log config
hidekeys
!
!
!
!
!
!
!
!
interface Loopback0
ip address 172.20.103.3 255.255.255.0
!
interface Loopback1
ip address 3.3.3.3 255.255.255.0
!
interface FastEthernet0/0
no ip address
duplex auto
speed auto
!
interface Serial0/0
ip address 172.20.136.3 255.255.255.0
encapsulation frame-relay
clock rate 2000000
frame-relay map ip 172.20.136.3 306
frame-relay map ip 172.20.136.1 306
frame-relay map ip 172.20.136.6 306 broadcast
no frame-relay inverse-arp
frame-relay lmi-type ansi
!
interface FastEthernet0/1
ip address 172.20.123.3 255.255.255.0
duplex auto
speed auto
!
interface Serial0/1
no ip address
clock rate 2000000
!
interface Serial0/2
no ip address
shutdown
clock rate 2000000
!
interface Serial0/3
no ip address
shutdown
clock rate 2000000
!
router eigrp 100
network 172.20.136.0 0.0.0.255
no auto-summary
!
router ospf 1
log-adjacency-changes
redistribute connected subnets route-map connected->ospf
network 172.20.123.0 0.0.0.255 area 0
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
!
!
!
route-map connected->ospf permit 10
match interface Loopback0 Loopback1
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
alias exec ship sh ip int brie | ex una
alias exec shirt sh ip route
!
line con 0
exec-timeout 0 0
line aux 0
line vty 0 4
!
!
end
R4 config
!
hostname r4
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 5
ip cef
!
!
!
!
no ip domain lookup
!
multilink bundle-name authenticated
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
archive
log config
hidekeys
!
!
!
!
!
!
!
!
interface Loopback0
ip address 172.20.104.4 255.255.255.0
!
interface Loopback1
ip address 4.4.4.4 255.255.255.0
!
interface FastEthernet0/0
ip address 172.20.124.4 255.255.255.0
duplex auto
speed auto
!
interface Serial0/0
no ip address
encapsulation frame-relay IETF
shutdown
clock rate 2000000
frame-relay lmi-type ansi
!
interface FastEthernet0/1
no ip address
duplex auto
speed auto
!
interface Serial0/1
no ip address
clock rate 2000000
!
interface Serial0/2
no ip address
shutdown
clock rate 2000000
!
interface Serial0/3
no ip address
shutdown
clock rate 2000000
!
router rip
version 2
redistribute connected metric 3
passive-interface default
no passive-interface FastEthernet0/0
network 172.20.0.0
no auto-summary
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
!
!
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
alias exec ship sh ip int brie | ex una
alias exec shirt sh ip route
!
line con 0
line aux 0
line vty 0 4
!
!
end
R6 Config
hostname r6
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 5
ip cef
!
!
!
!
no ip domain lookup
!
multilink bundle-name authenticated
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
archive
log config
hidekeys
!
!
!
!
!
!
!
!
interface Loopback0
ip address 172.20.106.6 255.255.255.0
!
interface Loopback1
ip address 6.6.6.6 255.255.255.0
!
interface FastEthernet0/0
no ip address
duplex auto
speed auto
!
interface Serial0/0
ip address 172.20.136.6 255.255.255.0
encapsulation frame-relay
no ip split-horizon eigrp 100
clock rate 2000000
frame-relay map ip 172.20.136.6 601
frame-relay map ip 172.20.136.1 601 broadcast
frame-relay map ip 172.20.136.3 603 broadcast
no frame-relay inverse-arp
frame-relay lmi-type ansi
!
interface FastEthernet0/1
no ip address
duplex auto
speed auto
!
interface Serial0/1
no ip address
clock rate 2000000
!
router eigrp 100
redistribute connected route-map connected->eigrp
network 172.20.136.0 0.0.0.255
no auto-summary
!
ip forward-protocol nd
!
!
ip http server
no ip http secure-server
!
!
!
!
route-map connected->eigrp permit 10
match interface Loopback0 Loopback1
!
route-map tag-connected-6 permit 10
match interface Loopback0 Loopback1
set tag 6
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
alias exec ship sh ip int brie | ex una
alias exec shirt sh ip route
!
line con 0
line aux 0
line vty 0 4
!
!
end
On Sat, Feb 25, 2012 at 9:11 AM, marc edwards <renorider_at_gmail.com> wrote:
> Hello all:
>
> I know there have been plenty of off topics running round. I have a pretty
> on topic question/confusion about redistribution. I have a very good
> fundamental understanding of protocols. I would also argue that I do
> understand basic redistribution and can perform it with ease. It is in some
> of the more complex environments with mutual redistribution and
> multiple redistribution into 3 igps. That really throws me. I have been
> working in a self built GNS3 lab that has enough IGP touch points to throw
> some nasty routing loops in the network.
>
> http://cisco-voyage.blogspot.com/
>
> Why don't we work on staying on topic and share thoughts about this. Look
> at the diagram. What would be required to have stalbe/full/reachbility to
> all interfaces in my little network if required to mutually redistribute
> all IGPs on R1 (EIGRP,RIP,OSPF), R2 (RIP,OSPF), R3 (OSPF,EIGRP) and also
> redistribute connected? Can you come up with appropriate filtering?
>
> Also, instead of just stating ' you can tag in R1' etc. lets see
> configurations. I have this running in GNS3. Could open a webex all weekend
> and we can do what this group is intended for... CCIE Lab study :)
>
> Regards,
>
> Marc
Blogs and organic groups at http://www.ccie.net
Received on Sat Feb 25 2012 - 10:04:06 ART
This archive was generated by hypermail 2.2.0 : Thu Mar 01 2012 - 11:46:56 ART