AS Used "64513"
VRF Used "A"
RD Used "64513:1"
RT Used "64513:100"
VRF Used "B"
RD Used "64513:2"
RT Used "64513:200"
PE-CE Routing Used "OSPF"
IGP Used EIGRP Before Migration
IGP Used "OSFP" for MPLS Migration
OSPF Domain-id ::
MIgration Strategy
1.Set up new T1 Links between PE&CE and Core1&Core2 for MPLS
2.COnfigure MPLS in core and add New Site CE1B and Test to be fine
3.Migration Day Turn UP New Links to run OSPF and Test Routing to be fine
4.Shutdown existing Links running EIGRP
**************************************************************
Existing Setup
**************************************************************
CE1A
**************************************************************
!
ip cef
!
no logging console
!
int lo0
description <
ip address 10.0.4.1 255.255.255.255
!
int fa0/0
description <
ip address 172.16.10.1 255.255.255.0
no shutdown
!
int s0/0
description <
ip address 172.16.50.1 255.255.255.252
no shut
!
router eigrp 100
network 172.16.50.0 255.255.255.252
no auto-summary
redistribute connected route-map Connected
!
route-map Connected permit 10
match int loopback0 Fa0/0
!
**************************************************************
CE2A
**************************************************************
!
ip cef
!
no logging console
!
int lo0
description <
ip address 10.0.5.1 255.255.255.255
!
int fa0/0
description <
ip address 172.16.20.1 255.255.255.0
no shutdown
!
int s0/0
description <
ip address 172.16.50.9 255.255.255.252
no shut
!
router eigrp 100
network 172.16.50.8 255.255.255.252
no auto-summary
redistribute connected route-map Connected
!
route-map Connected permit 10
match int loopback0 Fa0/0
!
**************************************************************
CE3A
**************************************************************
!
ip cef
!
no logging console
!
int lo0
description <
ip address 10.0.6.1 255.255.255.255
!
int fa0/0
description <
ip address 172.16.30.1 255.255.255.0
no shutdown
!
int s0/0
description <
ip address 172.16.50.5 255.255.255.252
no shut
!
router eigrp 100
network 172.16.50.4 255.255.255.252
no auto-summary
redistribute connected route-map Connected
!
route-map Connected permit 10
match int loopback0 Fa0/0
!
**************************************************************
Core 1
**************************************************************
!
ip cef
!
no logging console
!
int lo0
description <
ip address 10.0.1.1 255.255.255.255
!
int s0/4
description <
ip address 172.16.50.2 255.255.255.252
no shutdown
!
int s0/2
description <
ip address 172.16.50.10 255.255.255.252
no shut
!
int s0/0
description <
ip address 172.16.50.13 255.255.255.252
no shut
!
router eigrp 100
network 172.16.50.0 255.255.255.252
network 172.16.50.8 255.255.255.252
network 172.16.50.12 255.255.255.252
no auto-summary
redistribute connected route-map Connected
!
route-map Connected permit 10
match int loopback0
!
**************************************************************
Core 2
**************************************************************
!
ip cef
!
no logging console
!
int lo0
description <
ip address 10.0.2.1 255.255.255.255
!
int s0/0
description <
ip address 172.16.50.14 255.255.255.252
no shutdown
!
int s0/2
description <
ip address 172.16.50.6 255.255.255.252
no shut
!
router eigrp 100
network 172.16.50.4 255.255.255.252
network 172.16.50.12 255.255.255.252
no auto-summary
redistribute connected route-map Connected
!
route-map Connected permit 10
match int loopback0
!
**************************************************************
MPLS Migration Prep Setup
**************************************************************
CE1A
**************************************************************
!
int s0/1
description <
ip address 172.16.50.29 255.255.255.252
shut
!
router ospf 100
network 172.16.50.28 0.0.0.3 area 0
redistribute connected route-map Connected subnets
!
route-map Connected permit 10
match int loopback0 Fa0/0
!
**************************************************************
CE2A
**************************************************************
!
int s0/1
description <
ip address 172.16.50.17 255.255.255.252
shut
!
router ospf 100
network 172.16.50.16 0.0.0.3 area 0
redistribute connected route-map Connected subnets
!
route-map Connected permit 10
match int loopback0 Fa0/0
!
**************************************************************
CE3A
**************************************************************
!
int s0/1
description <
ip address 172.16.50.25 255.255.255.252
shut
!
router ospf 100
network 172.16.50.24 0.0.0.3 area 0
redistribute connected route-map Connected
!
route-map Connected permit 10
match int loopback0 Fa0/0
!
**************************************************************
CE1B
**************************************************************
!
ip cef
!
no logging console
!
int lo0
description <
ip address 10.0.7.1 255.255.255.255
!
int s0/0
description <
ip address 172.16.50.21 255.255.255.252
no shut
!
router ospf 100
network 172.16.50.20 0.0.0.3 area 0
redistribute connected route-map Connected subnets
!
route-map Connected permit 10
match int loopback0
!
**************************************************************
Core 1
**************************************************************
!
mpls ip
mpls label protocol ldp
mpls ldp router-id lo0
!
ip vrf A
rd 64513:1
route-target both 64513:100
route-target import 64513:200
!
int s0/5
description <
ip vrf forwarding A
ip address 172.16.50.30 255.255.255.252
shutdown
!
int s0/3
description <
ip vrf forwarding A
ip address 172.16.50.18 255.255.255.252
no shut
!
int s0/1
description <
ip address 172.16.50.41 255.255.255.252
mpls ip
mpls label protocol ldp
no shut
!
router ospf 100
network 172.16.50.40 0.0.0.3 area 0
redistribute connected route-map Connected subnets
!
router ospf 10 vrf A
network 172.16.50.16 0.0.0.3 area 0
network 172.16.50.28 0.0.0.3 area 0
redistribute bgp 64513 subnets
!
route-map Connected permit 10
match int loopback0
!
router bgp 64513
no auto-summary
neighbor 10.0.2.1 remote-as 64513
neighbor 10.0.2.1 description <
neighbor 10.0.2.1 update-source lo0
neighbor 10.0.2.1 soft-reconfiguration inbound
no bgp default route-target filter
!
address-family ipv4 vrf A
redistribute connected
redistribute ospf 10 vrf A match internal external 1 external 2
no auto-summary
exit-address-family
!
address-family vpnv4
neighbor 10.0.2.1 activate
neighbor 10.0.2.1 send-community extended
exit-address-family
!
**************************************************************
Core 2
**************************************************************
!
mpls ip
mpls label protocol ldp
mpls ldp router-id lo0
!
ip vrf A
rd 64513:1
route-target both 64513:100
route-target import 64513:200
!
ip vrf B
rd 64513:2
route-target both 64513:200
route-target import 64513:100
!
int s0/3
description <
ip vrf forwarding A
ip address 172.16.50.26 255.255.255.252
shutdown
!
int s0/4
description <
ip vrf forwarding B
ip address 172.16.50.22 255.255.255.252
no shut
!
int s0/1
description <
ip address 172.16.50.42 255.255.255.252
mpls ip
mpls label protocol ldp
no shut
!
router ospf 100
network 172.16.50.32 0.0.0.3 area 0
network 172.16.50.40 0.0.0.3 area 0
redistribute connected route-map Connected subnets
!
router ospf 10 vrf A
network 172.16.50.24 0.0.0.3 area 0
redistribute bgp 64513 subnets
!
router ospf 20 vrf B
network 172.16.50.20 0.0.0.3 area 0
redistribute bgp 64513 subnets
!
route-map Connected permit 10
match int loopback0
!
router bgp 64513
no auto-summary
neighbor 10.0.1.1 remote-as 64513
neighbor 10.0.1.1 description <
neighbor 10.0.1.1 update-source lo0
neighbor 10.0.1.1 soft-reconfiguration inbound
no bgp default route-target filter
!
address-family ipv4 vrf A
redistribute connected
redistribute ospf 10 vrf A match internal external 1 external 2
no auto-summary
exit-address-family
!
address-family ipv4 vrf B
redistribute connected
redistribute ospf 20 vrf B match internal external 1 external 2
no auto-summary
exit-address-family
!
address-family vpnv4
neighbor 10.0.1.1 activate
neighbor 10.0.1.1 send-community extended
exit-address-family
!
**************************************************************
***************************************************************************************
Migration DaY--MPLS will be tested fine by Site CE1B which is a new site
**************************************************************************************
1.Shut Down Links
S0/0 -CE1A
S0/0 -CE2A
S0/0 -CE3A
2. Unshut Links
S0/1 - CE1A
S0/1 - CE2A
S0/1 - CE3A
3. Verify Reachability
*****************************************************
Before MPLS Migration
******************************************************
CE1A
*******************************************************
CE1A#sh ip eigrp int
IP-EIGRP interfaces for process 100
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Se0/0 1 0/0 43 0/15 187 0
CE1A#sh ip eigrp nei
IP-EIGRP neighbors for process 100
H Address Interface Hold Uptime SRTT RTO Q Seq Type
(sec) (ms) Cnt Num
0 172.16.50.2 Se0/0 10 00:10:55 43 258 0 21
CE1A#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 7 subnets, 2 masks
D 172.16.50.12/30 [90/2681856] via 172.16.50.2, 00:01:53, Serial0/0
D 172.16.50.8/30 [90/2681856] via 172.16.50.2, 00:10:59, Serial0/0
D 172.16.50.4/30 [90/3193856] via 172.16.50.2, 00:01:50, Serial0/0
C 172.16.50.0/30 is directly connected, Serial0/0
D EX 172.16.30.0/24 [170/3196416] via 172.16.50.2, 00:01:49, Serial0/0
D EX 172.16.20.0/24 [170/2684416] via 172.16.50.2, 00:10:49, Serial0/0
C 172.16.10.0/24 is directly connected, FastEthernet0/0
10.0.0.0/32 is subnetted, 5 subnets
D EX 10.0.2.1 [170/2809856] via 172.16.50.2, 00:01:46, Serial0/0
D EX 10.0.1.1 [170/2297856] via 172.16.50.2, 00:10:08, Serial0/0
D EX 10.0.6.1 [170/3321856] via 172.16.50.2, 00:01:49, Serial0/0
D EX 10.0.5.1 [170/2809856] via 172.16.50.2, 00:10:49, Serial0/0
C 10.0.4.1 is directly connected, Loopback0
CE1A#ping 10.0.6.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.6.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 28/79/132 ms
CE1A#sh ip protocols summary
Index Process Name
0 connected
1 static
2 eigrp 100
CE1A#sh ip int bri
Interface IP-Address OK? Method Status Prot
ocol
FastEthernet0/0 172.16.10.1 YES manual up up
Serial0/0 172.16.50.1 YES manual up up
FastEthernet0/1 unassigned YES unset administratively down down
Serial0/1 unassigned YES unset administratively down down
Serial0/2 unassigned YES unset administratively down down
Serial0/3 unassigned YES unset administratively down down
Loopback0 10.0.4.1 YES manual up up
CE1A#
******************************************************
CE2A
*******************************************************
CE2A#sh ip eigrp int
IP-EIGRP interfaces for process 100
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Se0/0 1 0/0 196 0/15 939 0
CE2A#sh ip eigrp nei
IP-EIGRP neighbors for process 100
H Address Interface Hold Uptime SRTT RTO Q Seq Type
(sec) (ms) Cnt Num
0 172.16.50.10 Se0/0 12 00:14:39 196 1176 0 20
CE2A#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 7 subnets, 2 masks
D 172.16.50.12/30 [90/2681856] via 172.16.50.10, 00:05:45, Serial0/0
C 172.16.50.8/30 is directly connected, Serial0/0
D 172.16.50.4/30 [90/3193856] via 172.16.50.10, 00:05:42, Serial0/0
D 172.16.50.0/30 [90/2681856] via 172.16.50.10, 00:14:41, Serial0/0
D EX 172.16.30.0/24 [170/3196416] via 172.16.50.10, 00:05:41, Serial0/0
C 172.16.20.0/24 is directly connected, FastEthernet0/0
D EX 172.16.10.0/24 [170/2684416] via 172.16.50.10, 00:14:41, Serial0/0
10.0.0.0/32 is subnetted, 5 subnets
D EX 10.0.2.1 [170/2809856] via 172.16.50.10, 00:05:38, Serial0/0
D EX 10.0.1.1 [170/2297856] via 172.16.50.10, 00:14:00, Serial0/0
D EX 10.0.6.1 [170/3321856] via 172.16.50.10, 00:05:41, Serial0/0
C 10.0.5.1 is directly connected, Loopback0
D EX 10.0.4.1 [170/2809856] via 172.16.50.10, 00:14:42, Serial0/0
CE2A#sh ip int bri
Interface IP-Address OK? Method Status Prot
ocol
FastEthernet0/0 172.16.20.1 YES manual up up
Serial0/0 172.16.50.9 YES manual up up
FastEthernet0/1 unassigned YES unset administratively down down
Serial0/1 unassigned YES unset administratively down down
Serial0/2 unassigned YES unset administratively down down
Serial0/3 unassigned YES unset administratively down down
Loopback0 10.0.5.1 YES manual up up
CE2A#sh ip protocols summary
Index Process Name
0 connected
1 static
2 eigrp 100
CE2A#ping 10.0.6.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.6.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 28/35/40 ms
CE2A#
******************************************************
CE3A
******************************************************
CE3A#sh ip eigrp int
IP-EIGRP interfaces for process 100
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Se0/0 1 0/0 102 0/15 403 0
CE3A#sh ip eigrp nei
IP-EIGRP neighbors for process 100
H Address Interface Hold Uptime SRTT RTO Q Seq Type
(sec) (ms) Cnt Num
0 172.16.50.6 Se0/0 10 00:09:45 102 612 0 8
CE3A#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 7 subnets, 2 masks
D 172.16.50.12/30 [90/2681856] via 172.16.50.6, 00:09:50, Serial0/0
D 172.16.50.8/30 [90/3193856] via 172.16.50.6, 00:09:47, Serial0/0
C 172.16.50.4/30 is directly connected, Serial0/0
D 172.16.50.0/30 [90/3193856] via 172.16.50.6, 00:09:47, Serial0/0
C 172.16.30.0/24 is directly connected, FastEthernet0/0
D EX 172.16.20.0/24 [170/3196416] via 172.16.50.6, 00:09:47, Serial0/0
D EX 172.16.10.0/24 [170/3196416] via 172.16.50.6, 00:09:47, Serial0/0
10.0.0.0/32 is subnetted, 5 subnets
D EX 10.0.2.1 [170/2297856] via 172.16.50.6, 00:09:44, Serial0/0
D EX 10.0.1.1 [170/2809856] via 172.16.50.6, 00:09:47, Serial0/0
C 10.0.6.1 is directly connected, Loopback0
D EX 10.0.5.1 [170/3321856] via 172.16.50.6, 00:09:47, Serial0/0
D EX 10.0.4.1 [170/3321856] via 172.16.50.6, 00:09:48, Serial0/0
CE3A#sh ip protocols summary
Index Process Name
0 connected
1 static
2 eigrp 100
CE3A#sh ip int bri
Interface IP-Address OK? Method Status Prot
ocol
FastEthernet0/0 172.16.30.1 YES manual up up
Serial0/0 172.16.50.5 YES manual up up
FastEthernet0/1 unassigned YES unset administratively down down
Serial0/1 unassigned YES unset administratively down down
Serial0/2 unassigned YES unset administratively down down
Serial0/3 unassigned YES unset administratively down down
Loopback0 10.0.6.1 YES manual up up
CE3A#ping 10.0.5.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.5.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 32/33/36 ms
CE3A#ping 10.0.4.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.4.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 32/38/44 ms
CE3A#
******************************************************
Core 1
******************************************************
Core1#sh ip eigrp int
IP-EIGRP interfaces for process 100
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Se0/4 1 0/0 357 0/15 1747 0
Se0/2 1 0/0 56 0/15 239 0
Se0/0 1 0/0 81 0/15 355 0
Core1#sh ip eigrp nei
IP-EIGRP neighbors for process 100
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
2 172.16.50.14 Se0/0 12 00:09:37 81 486 0 7
1 172.16.50.9 Se0/2 13 00:18:38 56 336 0 8
0 172.16.50.1 Se0/4 14 00:18:46 357 2142 0 9
Core1#sh ip route
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 7 subnets, 2 masks
C 172.16.50.12/30 is directly connected, Serial0/0
C 172.16.50.8/30 is directly connected, Serial0/2
D 172.16.50.4/30 [90/2681856] via 172.16.50.14, 00:09:39, Serial0/0
C 172.16.50.0/30 is directly connected, Serial0/4
D EX 172.16.30.0/24 [170/2684416] via 172.16.50.14, 00:09:38, Serial0/0
D EX 172.16.20.0/24 [170/2172416] via 172.16.50.9, 00:18:40, Serial0/2
D EX 172.16.10.0/24 [170/2172416] via 172.16.50.1, 00:18:47, Serial0/4
10.0.0.0/32 is subnetted, 5 subnets
D EX 10.0.2.1 [170/2297856] via 172.16.50.14, 00:09:36, Serial0/0
C 10.0.1.1 is directly connected, Loopback0
D EX 10.0.6.1 [170/2809856] via 172.16.50.14, 00:09:38, Serial0/0
D EX 10.0.5.1 [170/2297856] via 172.16.50.9, 00:18:40, Serial0/2
D EX 10.0.4.1 [170/2297856] via 172.16.50.1, 00:18:48, Serial0/4
Core1#sh ip protocols summary
Index Process Name
0 connected
1 static
2 eigrp 100
Core1#sh ip int bri
Interface IP-Address OK? Method Status Prot
ocol
FastEthernet0/0 unassigned YES unset administratively down down
Serial0/0 172.16.50.13 YES manual up up
FastEthernet0/1 unassigned YES unset administratively down down
Serial0/1 unassigned YES unset administratively down down
Serial0/2 172.16.50.10 YES manual up up
Serial0/3 unassigned YES unset administratively down down
Serial0/4 172.16.50.2 YES manual up up
Serial0/5 unassigned YES unset administratively down down
Loopback0 10.0.1.1 YES manual up up
Core1#ping 10.0.4.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.4.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 12/31/68 ms
Core1#ping 10.0.5.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.5.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 24/40/64 ms
Core1#ping 10.0.6.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.6.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 20/47/68 ms
Core1#
******************************************************
Core2
******************************************************
Core2#sh ip eigrp int
IP-EIGRP interfaces for process 100
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Se0/2 1 0/0 953 0/15 4743 0
Se0/0 1 0/0 531 0/15 2631 0
Core2#sh ip eigrp nei
IP-EIGRP neighbors for process 100
H Address Interface Hold Uptime SRTT RTO Q Seq
(sec) (ms) Cnt Num
1 172.16.50.13 Se0/0 8 00:07:17 531 3186 0 19
0 172.16.50.5 Se0/2 14 00:07:19 953 5000 0 4
Core2#sh ip route
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 7 subnets, 2 masks
C 172.16.50.12/30 is directly connected, Serial0/0
D 172.16.50.8/30 [90/2681856] via 172.16.50.13, 00:07:20, Serial0/0
C 172.16.50.4/30 is directly connected, Serial0/2
D 172.16.50.0/30 [90/2681856] via 172.16.50.13, 00:07:20, Serial0/0
D EX 172.16.30.0/24 [170/2172416] via 172.16.50.5, 00:07:21, Serial0/2
D EX 172.16.20.0/24 [170/2684416] via 172.16.50.13, 00:07:20, Serial0/0
D EX 172.16.10.0/24 [170/2684416] via 172.16.50.13, 00:07:20, Serial0/0
10.0.0.0/32 is subnetted, 5 subnets
C 10.0.2.1 is directly connected, Loopback0
D EX 10.0.1.1 [170/2297856] via 172.16.50.13, 00:07:20, Serial0/0
D EX 10.0.6.1 [170/2297856] via 172.16.50.5, 00:07:21, Serial0/2
D EX 10.0.5.1 [170/2809856] via 172.16.50.13, 00:07:20, Serial0/0
D EX 10.0.4.1 [170/2809856] via 172.16.50.13, 00:07:21, Serial0/0
Core2#
Core2#sh ip protocols summary
Index Process Name
0 connected
1 static
2 eigrp 100
Core2#sh ip int brief
Interface IP-Address OK? Method Status Prot
ocol
FastEthernet0/0 unassigned YES unset administratively down down
Serial0/0 172.16.50.14 YES manual up up
FastEthernet0/1 unassigned YES unset administratively down down
Serial0/1 unassigned YES unset administratively down down
Serial0/2 172.16.50.6 YES manual up up
Serial0/3 unassigned YES unset administratively down down
Serial0/4 unassigned YES unset administratively down down
Serial0/5 unassigned YES unset administratively down down
Loopback0 10.0.2.1 YES manual up up
Core2#ping 10.0.6.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.6.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 12/36/44 ms
Core2#ping 10.0.5.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.5.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 16/45/88 ms
Core2#ping 10.0.4.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.4.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/33/64 ms
Core2#
*****************************************************
During MPLS Setup
******************************************************
CE1B
******************************************************
CE1B#sh ip ospf int
Serial0/0 is up, line protocol is up
Internet Address 172.16.50.21/30, Area 0
Process ID 100, Router ID 10.0.7.1, Network Type POINT_TO_POINT, Cost: 64
Transmit Delay is 1 sec, State POINT_TO_POINT,
Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
Hello due in 00:00:03
Index 1/1, flood queue length 0
Next 0x0(0)/0x0(0)
Last flood scan length is 1, maximum is 1
Last flood scan time is 0 msec, maximum is 0 msec
Neighbor Count is 1, Adjacent neighbor count is 1
Adjacent with neighbor 172.16.50.22
Suppress hello for 0 neighbor(s)
CE1B#sh ip ospf nei
Neighbor ID Pri State Dead Time Address Interface
172.16.50.22 1 FULL/ - 00:00:32 172.16.50.22 Serial0/0
CE1B#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/30 is subnetted, 2 subnets
O E2 172.16.50.4 [110/1] via 172.16.50.22, 00:02:03, Serial0/0
C 172.16.50.20 is directly connected, Serial0/0
10.0.0.0/32 is subnetted, 1 subnets
C 10.0.7.1 is directly connected, Loopback0
CE1B#sh ip protocols summary
Index Process Name
0 connected
1 static
2 ospf 100
CE1B#
******************************************************
Core2
******************************************************
Core2#show ip protocols summary
Index Process Name
0 connected
1 static
2 eigrp 100
3 ospf 100
4 bgp 64513
Core2#sh ip rou
Core2#sh ip route
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 8 subnets, 2 masks
C 172.16.50.12/30 is directly connected, Serial0/0
D 172.16.50.8/30 [90/2681856] via 172.16.50.13, 00:43:22, Serial0/0
C 172.16.50.4/30 is directly connected, Serial0/2
D 172.16.50.0/30 [90/2681856] via 172.16.50.13, 00:43:22, Serial0/0
D EX 172.16.30.0/24 [170/2172416] via 172.16.50.5, 00:04:46, Serial0/2
C 172.16.50.40/30 is directly connected, Serial0/1
D EX 172.16.20.0/24 [170/2684416] via 172.16.50.13, 00:43:22, Serial0/0
D EX 172.16.10.0/24 [170/2684416] via 172.16.50.13, 00:43:22, Serial0/0
10.0.0.0/32 is subnetted, 5 subnets
C 10.0.2.1 is directly connected, Loopback0
O E2 10.0.1.1 [110/20] via 172.16.50.41, 00:15:21, Serial0/1
D EX 10.0.6.1 [170/2297856] via 172.16.50.5, 00:04:46, Serial0/2
D EX 10.0.5.1 [170/2809856] via 172.16.50.13, 00:43:23, Serial0/0
D EX 10.0.4.1 [170/2809856] via 172.16.50.13, 00:43:23, Serial0/0
Core2#
Core2#sh ip osp
Core2#sh ip ospf nei
Core2#sh ip ospf neighbor
Neighbor ID Pri State Dead Time Address Interface
10.0.1.1 0 FULL/ - 00:00:38 172.16.50.41 Serial0/1
10.0.7.1 0 FULL/ - 00:00:30 172.16.50.21 Serial0/4
Core2#sh ip pro
Core2#sh ip protocols vr
Core2#sh ip protocols vrf A sum
Core2#sh ip protocols vrf A summary
Index Process Name
0 connected
1 static
3 ospf 10
4 bgp 64513
Core2#sh ip protocols vrf B summary
Index Process Name
0 connected
1 static
3 ospf 20
4 bgp 64513
Core2#
Core2#sh ip route vrf B
Routing Table: B
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/30 is subnetted, 2 subnets
B 172.16.50.4 is directly connected, 00:04:24, Serial0/2
C 172.16.50.20 is directly connected, Serial0/4
10.0.0.0/32 is subnetted, 1 subnets
O E2 10.0.7.1 [110/20] via 172.16.50.21, 00:02:28, Serial0/4
Core2#sh ip bgp vrf
Core2#sh ip bgp vrf ?
% Unrecognized command
Core2#sh ip bgp vpn
Core2#sh ip bgp vpnv4 vr
Core2#sh ip bgp vpnv4 vrf A
BGP table version is 9, local router ID is 10.0.2.1
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
Route Distinguisher: 64513:1 (default for vrf A)
*> 172.16.50.4/30 0.0.0.0 0 32768 ?
*> 172.16.50.20/30 0.0.0.0 0 32768 ?
Core2#sh ip bgp vpnv4 vrf B
BGP table version is 9, local router ID is 10.0.2.1
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
Route Distinguisher: 64513:2 (default for vrf B)
*> 172.16.50.4/30 0.0.0.0 0 32768 ?
*> 172.16.50.20/30 0.0.0.0 0 32768 ?
Core2#sh ip vrf
Core2#sh ip vrf A
Name Default RD Interfaces
A 64513:1 Serial0/2
Serial0/3
Core2#sh ip vrf B
Name Default RD Interfaces
A 64513:1 Serial0/2
Serial0/3
B 64513:2 Serial0/4
Core2#sh ip route vrf A
Routing Table: A
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/30 is subnetted, 2 subnets
C 172.16.50.4 is directly connected, Serial0/2
B 172.16.50.20 is directly connected, 00:08:53, Serial0/4
Core2#ping 10.0.4.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.4.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 20/43/72 ms
Core2#ping 10.0.5.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.5.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 36/62/100
Core2#ping 10.0.6.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.6.1, timeout is 2 seconds:
.!!!!
Success rate is 80 percent (4/5), round-trip min/avg/max = 12/36/60 ms
Core2#
Core2#ping vrf B 10.0.7.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.7.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 28/52/80 ms
Core2#show mpl
Core2#show mpls ldp
Core2#show mpls ldp nei
Core2#show mpls ldp neighbor
Peer LDP Ident: 10.0.1.1:0; Local LDP Ident 10.0.2.1:0
TCP connection: 10.0.1.1.646 - 10.0.2.1.11001
State: Oper; Msgs sent/rcvd: 34/36; Downstream
Up time: 00:12:09
LDP discovery sources:
Serial0/1, Src IP addr: 172.16.50.41
Addresses bound to peer LDP Ident:
172.16.50.13 172.16.50.10 172.16.50.2 10.0.1.1
172.16.50.41
Core2#show mpls
Core2#show mpls for
Core2#show mpls forwarding-table
Local Outgoing Prefix Bytes tag Outgoing Next Hop
tag tag or VC or Tunnel Id switched interface
16 Untagged 172.16.50.8/30 0 Se0/0 point2point
17 Untagged 172.16.50.0/30 0 Se0/0 point2point
18 Untagged 172.16.20.0/24 0 Se0/0 point2point
19 Untagged 172.16.10.0/24 0 Se0/0 point2point
20 Pop tag 10.0.1.1/32 0 Se0/1 point2point
21 Untagged 10.0.5.1/32 0 Se0/0 point2point
22 Untagged 10.0.4.1/32 0 Se0/0 point2point
23 Aggregate 172.16.50.20/30[V] \
0
25 Untagged 172.16.30.0/24 0 Se0/2 point2point
26 Untagged 10.0.6.1/32 0 Se0/2 point2point
Core2#show ip cef
Core2#show ip cef
Prefix Next Hop Interface
0.0.0.0/0 drop Null0 (default route handler entry)
0.0.0.0/32 receive
10.0.1.1/32 172.16.50.41 Serial0/1
10.0.2.1/32 receive
10.0.4.1/32 172.16.50.13 Serial0/0
10.0.5.1/32 172.16.50.13 Serial0/0
10.0.6.1/32 172.16.50.5 Serial0/2
172.16.10.0/24 172.16.50.13 Serial0/0
172.16.20.0/24 172.16.50.13 Serial0/0
172.16.30.0/24 172.16.50.5 Serial0/2
172.16.50.0/30 172.16.50.13 Serial0/0
172.16.50.4/30 attached Serial0/2
172.16.50.4/32 receive
172.16.50.6/32 receive
172.16.50.7/32 receive
172.16.50.8/30 172.16.50.13 Serial0/0
172.16.50.12/30 attached Serial0/0
172.16.50.12/32 receive
172.16.50.14/32 receive
172.16.50.15/32 receive
172.16.50.40/30 attached Serial0/1
172.16.50.40/32 receive
172.16.50.42/32 receive
172.16.50.43/32 receive
224.0.0.0/4 drop
224.0.0.0/24 receive
255.255.255.255/32 receive
Core2#
******************************************************
Core1
******************************************************
Core1#sh ip protocols summary
Index Process Name
0 connected
1 static
2 eigrp 100
3 ospf 100
4 bgp 64513
Core1#sh ip rou
Core1#sh ip route
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 8 subnets, 2 masks
C 172.16.50.12/30 is directly connected, Serial0/0
C 172.16.50.8/30 is directly connected, Serial0/2
D 172.16.50.4/30 [90/2681856] via 172.16.50.14, 00:04:16, Serial0/0
C 172.16.50.0/30 is directly connected, Serial0/4
D EX 172.16.30.0/24 [170/2684416] via 172.16.50.14, 00:04:12, Serial0/0
C 172.16.50.40/30 is directly connected, Serial0/1
D EX 172.16.20.0/24 [170/2172416] via 172.16.50.9, 00:51:40, Serial0/2
D EX 172.16.10.0/24 [170/2172416] via 172.16.50.1, 00:51:47, Serial0/4
10.0.0.0/32 is subnetted, 5 subnets
O E2 10.0.2.1 [110/20] via 172.16.50.42, 00:14:47, Serial0/1
C 10.0.1.1 is directly connected, Loopback0
D EX 10.0.6.1 [170/2809856] via 172.16.50.14, 00:04:12, Serial0/0
D EX 10.0.5.1 [170/2297856] via 172.16.50.9, 00:51:41, Serial0/2
D EX 10.0.4.1 [170/2297856] via 172.16.50.1, 00:51:48, Serial0/4
Core1#
Core1#
Core1#show ip bgp vpnv4 vrf A
BGP table version is 8, local router ID is 10.0.1.1
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
Route Distinguisher: 64513:1 (default for vrf A)
*>i172.16.50.20/30 10.0.2.1 0 100 0 ?
Core1#show mpl
Core1#show mpls for
Core1#show mpls forwarding-table
Local Outgoing Prefix Bytes tag Outgoing Next Hop
tag tag or VC or Tunnel Id switched interface
16 Untagged 172.16.50.4/30 0 Se0/0 point2point
17 Untagged 172.16.30.0/24 0 Se0/0 point2point
18 Untagged 172.16.20.0/24 0 Se0/2 point2point
19 Untagged 172.16.10.0/24 0 Se0/4 point2point
20 Pop tag 10.0.2.1/32 0 Se0/1 point2point
21 Untagged 10.0.6.1/32 0 Se0/0 point2point
22 Untagged 10.0.5.1/32 0 Se0/2 point2point
23 Untagged 10.0.4.1/32 0 Se0/4 point2point
Core1#show mpl
Core1#show mpls ld
Core1#show mpls ldp nei
Core1#show mpls ldp neighbor
Peer LDP Ident: 10.0.2.1:0; Local LDP Ident 10.0.1.1:0
TCP connection: 10.0.2.1.11001 - 10.0.1.1.646
State: Oper; Msgs sent/rcvd: 38/35; Downstream
Up time: 00:13:32
LDP discovery sources:
Serial0/1, Src IP addr: 172.16.50.42
Addresses bound to peer LDP Ident:
172.16.50.14 172.16.50.42 10.0.2.1 172.16.50.6
Core1#sho
Core1#show ip cef
Core1#show ip cef
Prefix Next Hop Interface
0.0.0.0/0 drop Null0 (default route handler entry)
0.0.0.0/32 receive
10.0.1.1/32 receive
10.0.2.1/32 172.16.50.42 Serial0/1
10.0.4.1/32 172.16.50.1 Serial0/4
10.0.5.1/32 172.16.50.9 Serial0/2
10.0.6.1/32 172.16.50.14 Serial0/0
172.16.10.0/24 172.16.50.1 Serial0/4
172.16.20.0/24 172.16.50.9 Serial0/2
172.16.30.0/24 172.16.50.14 Serial0/0
172.16.50.0/30 attached Serial0/4
172.16.50.0/32 receive
172.16.50.2/32 receive
172.16.50.3/32 receive
172.16.50.4/30 172.16.50.14 Serial0/0
172.16.50.8/30 attached Serial0/2
172.16.50.8/32 receive
172.16.50.10/32 receive
172.16.50.11/32 receive
172.16.50.12/30 attached Serial0/0
172.16.50.12/32 receive
172.16.50.13/32 receive
172.16.50.15/32 receive
172.16.50.40/30 attached Serial0/1
172.16.50.40/32 receive
172.16.50.41/32 receive
172.16.50.43/32 receive
224.0.0.0/4 drop
224.0.0.0/24 receive
255.255.255.255/32 receive
Core1#
Core1#show ip vrf
Core1#show ip vrf A
Name Default RD Interfaces
A 64513:1 Serial0/5
Serial0/3
Core1#show ip vrf A pro
Core1#show ip vrf A prot
Core1#show ip pro
Core1#show ip protocols v
Core1#show ip protocols vrf A sum
Core1#show ip protocols vrf A summary
Index Process Name
0 connected
1 static
3 ospf 10
4 bgp 64513
Core1#show ip rou
Core1#show ip route vr
Core1#show ip route vrf A
Routing Table: A
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/30 is subnetted, 1 subnets
B 172.16.50.20 [200/0] via 10.0.2.1, 00:13:23
Core1#ping 10.0.4.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.4.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/46/132 ms
Core1#ping 10.0.5.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.5.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 28/49/76 ms
Core1#ping 10.0.6.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.0.6.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 28/56/92 ms
Core1#
**********************************************************************************
After MPLS Migration
************************************************************************************
CE1A
********************************************************************************
CE1A#sh ip int brief
Interface IP-Address OK? Method Status Prot
ocol
FastEthernet0/0 172.16.10.1 YES manual up up
Serial0/0 172.16.50.1 YES manual administratively down down
FastEthernet0/1 unassigned YES unset administratively down down
Serial0/1 172.16.50.29 YES manual up up
Serial0/2 unassigned YES unset administratively down down
Serial0/3 unassigned YES unset administratively down down
Loopback0 10.0.4.1 YES manual up up
CE1A#sh ip eigrp int
IP-EIGRP interfaces for process 100
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Se0/0 0 0/0 0 0/15 227 0
CE1A#sh ip eigrp nei
IP-EIGRP neighbors for process 100
CE1A#sh ip ospf int
Serial0/1 is up, line protocol is up
Internet Address 172.16.50.29/30, Area 0
Process ID 100, Router ID 10.0.4.1, Network Type POINT_TO_POINT, Cost: 64
Transmit Delay is 1 sec, State POINT_TO_POINT,
Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
Hello due in 00:00:00
Index 1/1, flood queue length 0
Next 0x0(0)/0x0(0)
Last flood scan length is 1, maximum is 1
Last flood scan time is 0 msec, maximum is 0 msec
Neighbor Count is 1, Adjacent neighbor count is 1
Adjacent with neighbor 172.16.50.18
Suppress hello for 0 neighbor(s)
CE1A#sh ip ospf nei
Neighbor ID Pri State Dead Time Address Interface
172.16.50.18 1 FULL/ - 00:00:39 172.16.50.30 Serial0/1
CE1A#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 3 subnets, 2 masks
C 172.16.50.28/30 is directly connected, Serial0/1
O E2 172.16.50.20/30 [110/1] via 172.16.50.30, 00:00:24, Serial0/1
C 172.16.10.0/24 is directly connected, FastEthernet0/0
10.0.0.0/32 is subnetted, 1 subnets
C 10.0.4.1 is directly connected, Loopback0
CE1A#
***************************************************************************************
CE2A
******************************************************************************************
CE2A#sh ip int brief
Interface IP-Address OK? Method Status Prot
ocol
FastEthernet0/0 172.16.20.1 YES manual up up
Serial0/0 172.16.50.9 YES manual administratively down down
FastEthernet0/1 unassigned YES unset administratively down down
Serial0/1 172.16.50.17 YES manual up up
Serial0/2 unassigned YES unset administratively down down
Serial0/3 unassigned YES unset administratively down down
Loopback0 10.0.5.1 YES manual up up
CE2A#sh ip eigrp int
IP-EIGRP interfaces for process 100
Xmit Queue Mean Pacing Time Multicast Pending
Interface Peers Un/Reliable SRTT Un/Reliable Flow Timer Routes
Se0/0 0 0/0 0 0/15 495 0
CE2A#sh ip eigrp nei
IP-EIGRP neighbors for process 100
CE2A#sh ip ospf int
Serial0/1 is up, line protocol is up
Internet Address 172.16.50.17/30, Area 0
Process ID 100, Router ID 10.0.5.1, Network Type POINT_TO_POINT, Cost: 64
Transmit Delay is 1 sec, State POINT_TO_POINT,
Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
Hello due in 00:00:02
Index 1/1, flood queue length 0
Next 0x0(0)/0x0(0)
Last flood scan length is 1, maximum is 1
Last flood scan time is 0 msec, maximum is 0 msec
Neighbor Count is 1, Adjacent neighbor count is 1
Adjacent with neighbor 172.16.50.18
Suppress hello for 0 neighbor(s)
CE2A#sh ip ospf nei
Neighbor ID Pri State Dead Time Address Interface
172.16.50.18 1 FULL/ - 00:00:34 172.16.50.18 Serial0/1
CE2A#sh ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 5 subnets, 2 masks
O 172.16.50.28/30 [110/128] via 172.16.50.18, 00:00:03, Serial0/1
O E2 172.16.50.20/30 [110/1] via 172.16.50.18, 00:00:03, Serial0/1
C 172.16.50.16/30 is directly connected, Serial0/1
C 172.16.20.0/24 is directly connected, FastEthernet0/0
O E2 172.16.10.0/24 [110/20] via 172.16.50.18, 00:00:03, Serial0/1
10.0.0.0/32 is subnetted, 2 subnets
C 10.0.5.1 is directly connected, Loopback0
O E2 10.0.4.1 [110/20] via 172.16.50.18, 00:00:03, Serial0/1
CE2A#
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