Hi Rene,
i am trying to doing your LAB one by one…
Based on below mention topic when i am trying to change router id automatically based on highest ip address on interface why its not changing after clear ip ospf process…
R2#sh version
Cisco IOS Software, 7200 Software (C7200P-SPSERVICESK9-M), Version 12.4(15)T9, RELEASE SOFTWARE (fc5)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2009 by Cisco Systems, Inc.
Compiled Tue 28-Apr-09 20:04 by prod_rel_team
ROM: System Bootstrap, Version 12.4(12.2r)T, RELEASE SOFTWARE (fc1)
BOOTLDR: Cisco IOS Software, 7200 Software (C7200P-KBOOT-M), Version 12.4(15)T9, RELEASE SOFTWARE (fc5)
R2 uptime is 4 days, 22 hours, 58 minutes
System returned to ROM by power-on
System image file is "disk0:c7200p-spservicesk9-mz.124-15.T9.bin"
This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
use. Delivery of Cisco cryptographic products does not imply
third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
compliance with U.S. and local country laws. By using this product you
agree to comply with applicable laws and regulations. If you are unable
to comply with U.S. and local laws, return this product immediately.
A summary of U.S. laws governing Cisco cryptographic products may be found at:
http://www.cisco.com/wwl/export/crypto/tool/stqrg.html
If you require further assistance please contact us by sending email to
export@cisco.com.
Cisco 7201 (c7201) processor (revision B) with 917504K/65536K bytes of memory.
Processor board ID 78009046
MPC7448 CPU at 1666Mhz, Implementation 0, Rev 2.2
1 slot midplane, Version 2.1
Last reset from power-on
1 FastEthernet interface
4 Gigabit Ethernet interfaces
2045K bytes of NVRAM.
254464K bytes of ATA PCMCIA card at slot 0 (Sector size 512 bytes).
65536K bytes of Flash internal SIMM (Sector size 512K).
Configuration register is 0x2102
R2(config)#inter loopback 0
R2(config-if)#ip address 2.2.2.2 255.255.255.0
R2(config-if)#end
R2#sh ip protocols
Routing Protocol is "ospf 1"
Outgoing update filter list for all interfaces is not set
Incoming update filter list for all interfaces is not set
Router ID 192.168.23.2
Number of areas in this router is 1. 1 normal 0 stub 0 nssa
Maximum path: 4
Routing for Networks:
192.168.12.0 0.0.0.255 area 0
192.168.23.0 0.0.0.255 area 0
Reference bandwidth unit is 100 mbps
Routing Information Sources:
Gateway Distance Last Update
192.168.23.3 110 00:03:33
Distance: (default is 110)
R2#sh ip protocols
Routing Protocol is "ospf 1"
Outgoing update filter list for all interfaces is not set
Incoming update filter list for all interfaces is not set
Router ID 192.168.23.2
Number of areas in this router is 1. 1 normal 0 stub 0 nssa
Maximum path: 4
Routing for Networks:
192.168.12.0 0.0.0.255 area 0
192.168.23.0 0.0.0.255 area 0
Reference bandwidth unit is 100 mbps
Routing Information Sources:
Gateway Distance Last Update
192.168.23.3 110 00:03:54
Distance: (default is 110)
R2#clear ip ospf process
Reset ALL OSPF processes? [no]: y
R2#
*Mar 14 00:32:19.074: OSPF: Interface GigabitEthernet0/3 going Down
*Mar 14 00:32:19.074: OSPF: 192.168.23.2 address 192.168.23.2 on GigabitEthernet0/3 is dead, state DOWN
*Mar 14 00:32:19.074: OSPF: Neighbor change Event on interface GigabitEthernet0/3
*Mar 14 00:32:19.074: OSPF: DR/BDR election on GigabitEthernet0/3
*Mar 14 00:32:19.074: OSPF: Elect BDR 0.0.0.0
*Mar 14 00:32:19.074: OSPF: Elect DR 192.168.23.3
*Mar 14 00:32:19.074: OSPF: Elect BDR 0.0.0.0
*Mar 14 00:32:19.074: OSPF: Elect DR 192.168.23.3
*Mar 14 00:32:19.074: DR: 192.168.23.3 (Id) BDR: none
*Mar 14 00:32:19.074: OSPF: 192.168.23.3 address 192.168.23.3 on GigabitEthernet0/3 is dead, state DOWN
*Mar 14 00:32:19.074: %OSPF-5-ADJCHG: Process 1, Nbr 192.168.23.3 on GigabitEthernet0/3 from FULL to DOWN, Neighbor Down: Interface down or detached
*Mar 14 00:32:19.074: OSPF: Neighbor change Event on interface GigabitEthernet0/3
*Mar 14 00:32:19.074: OSPF: DR/BDR election on GigabitEthernet0/3
*Mar 14 00:32:19.074: OSPF: Elect BDR 0.0.0.0
*Mar 14 00:32:19.074: OSPF: Elect DR 0.0.0.0
*Mar 14 00:32:19.074: DR: none BDR: none
*Mar 14 00:32:19.074: OSPF: Remember old DR 192.168.23.3 (id)
*Mar 14 00:32:19.074: OSPF: Interface GigabitEthernet0/0 going Down
*Mar 14 00:32:19.074: OSPF: 192.168.23.2 address 192.168.12.2 on GigabitEthernet0/0 is dead, state DOWN
*Mar 14 00:32:19.074: OSPF: Neighbor change Event on interface GigabitEthernet0/0
*Mar 14 00:32:19.074: OSPF: DR/BDR election on GigabitEthernet0/0
*Mar 14 00:32:19.074: OSPF: Elect BDR 0.0.0.0
*Mar 14 00:32:19.074: OSPF: Elect DR 0.0.0.0
*Mar 14 00:32:19.074: OSPF: Elect BDR 0.0.0.0
*Mar 14 00:32:19.074: OSPF: Elect DR 0.0.0.0
*Mar 14 00:32:19.074: DR: none BDR: none
*Mar 14 00:32:19.074: OSPF: Flush network LSA immediately
*Mar 14 00:32:19.074: OSPF: Remember old DR 192.168.23.2 (id)
*Mar 14 00:32:19.074: OSPF: Interface GigabitEthernet0/3 going Up
*Mar 14 00:32:19.074: OSPF: Interface GigabitEthernet0/0 going Up
*Mar 14 00:32:19.574: OS
R2#PF: Build router LSA for area 0, router ID 192.168.23.2, seq 0x80000001, process 1
*Mar 14 00:32:19.574: OSPF: We are not DR to build Net Lsa for interface GigabitEthernet0/0
*Mar 14 00:32:21.538: OSPF: OSPF: Rcv pkt from GigabitEthernet0/3 src 192.168.23.3 dst 224.0.0.5 id 192.168.23.3 type 5 if_state 2 : ignored due to unknown neighbor
*Mar 14 00:32:21.602: OSPF: 2 Way Communication to 192.168.23.3 on GigabitEthernet0/3, state 2WAY
*Mar 14 00:32:21.602: OSPF: Backup seen Event before WAIT timer on GigabitEthernet0/3
*Mar 14 00:32:21.602: OSPF: DR/BDR election on GigabitEthernet0/3
*Mar 14 00:32:21.602: OSPF: Elect BDR 192.168.23.2
*Mar 14 00:32:21.602: OSPF: Elect DR 192.168.23.3
*Mar 14 00:32:21.602: OSPF: Elect BDR 192.168.23.2
*Mar 14 00:32:21.602: OSPF: Elect DR 192.168.23.3
*Mar 14 00:32:21.602: DR: 192.168.23.3 (Id) BDR: 192.168.23.2 (Id)
*Mar 14 00:32:21.602: OSPF: Send DBD to 192.168.23.3 on GigabitEthernet0/3 seq 0x120 opt 0x52 flag 0x7 len 32
*Mar 14 00:32:21.606: OSPF: Rcv DBD from 192.168.23.3 on GigabitEthernet0/3 seq 0x22DD opt 0x52 flag 0x7 len 32 mtu 1500 state EXSTART
*Mar 14 00:32:21.606: OSPF: NBR Negotiation Done. We are the SLAVE
*Mar 14 00:32:21.606: OSPF: Send DBD to 192.168.23.3 on GigabitEthernet0/3 seq 0x22DD opt 0x52 flag 0x2 len 52
*Mar 14 00:32:21.606: OSPF: Rcv DBD from 192.168.23.3 on GigabitEthernet0/3 seq 0x22DE opt 0x52 flag 0x3 len 52 mtu 1500 state EXCHANGE
*Mar 14 00:32:21.606: OSPF: Send DBD to 192.168.23.3 on GigabitEthernet0/3 seq 0x22DE opt 0x52 flag 0x0 len 32
*Mar 14 00:32:21.610: OSPF: Rcv DBD from 192.168.23.3 on GigabitEthernet0/3 seq 0x22DF opt 0x52 flag 0x1 len 32 mtu 1500 state EXCHANGE
*Mar 14 00:32:21.610: OSPF: Exchange Done with 192.168.23.3 on GigabitEthernet0/3
*Mar 14 00:32:21.610: OSPF: Send LS REQ to 192.168.23.3 length 12 LSA count 1
*Mar 14 00:32:21.610: OSPF: Send DBD to 192.168.23.3 on GigabitEthernet0/3 seq 0x22DF opt 0x52 flag 0x0 len 32
*Mar 14 00:32:21.610: OSPF: Rcv LS UPD from 192.168.23.3 on GigabitEthernet0/3 length 76 LSA count 1
*Mar 14 00:32:21.610: OSPF: Synchronized with 192.168.23.3 on GigabitEthernet0/3, state FULL
*Mar 14 00:32:21.610: %OSPF-5-ADJCHG: Process 1, Nbr 192.168.23.3 on GigabitEthernet0/3 from LOADING to FULL, Loading Done
*Mar 14 00:32:24.574: OSPF: Rcv LS UPD from 192.168.23.3 on GigabitEthernet0/3 length 76 LSA count 1
*Mar 14 00:32:24.606: OSPF: Rcv LS UPD from 192.168.23.3 on GigabitEthernet0/3 length 60 LSA count 1
*Mar 14 00:32:26.454: OSPF: Rcv LS UPD from 192.168.23.3 on GigabitEthernet0/3 length 76 LSA count 1
*Mar 14 00:32:27.102: OSPF: Build router LSA for area 0, router ID 192.168.23.2, seq 0x80000007, process 1
*Mar 14 00:32:31.610: OSPF: Neighbor change Event on interface GigabitEthernet0/3
*Mar 14 00:32:31.610: OSPF: DR/BDR election on GigabitEthernet0/3
*Mar 14 00:32:31.610: OSPF: Elect BDR 192.168.23.2
*Mar 14 00:32:31.610: OSPF: Elect DR 192.168.23.3
*Mar 14 00:32:31.610: DR: 192.168.23.3 (Id) BDR: 192.168.23.2 (Id)
*Mar 14 00:32:59.074: OSPF: end of Wait on interface GigabitEthernet0/0
*Mar 14 00:32:59.074: OSPF: DR/BDR election on GigabitEthernet0/0
*Mar 14 00:32:59.074: OSPF: Elect BDR 192.168.23.2
*Mar 14 00:32:59.074: OSPF: Elect DR 192.168.23.2
*Mar 14 00:32:59.074: OSPF: Elect BDR 0.0.0.0
*Mar 14 00:32:59.074: OSPF: Elect DR 192.168.23.2
*Mar 14 00:32:59.074: DR: 192.168.23.2 (Id) BDR: none
*Mar 14 00:32:59.574: OSPF: No full nbrs to build Net Lsa for interface GigabitEthernet0/0
R2#sh ip protocols
Routing Protocol is "ospf 1"
Outgoing update filter list for all interfaces is not set
Incoming update filter list for all interfaces is not set
Router ID 192.168.23.2
Number of areas in this router is 1. 1 normal 0 stub 0 nssa
Maximum path: 4
Routing for Networks:
192.168.12.0 0.0.0.255 area 0
192.168.23.0 0.0.0.255 area 0
Reference bandwidth unit is 100 mbps
Routing Information Sources:
Gateway Distance Last Update
192.168.23.3 110 00:01:26
Distance: (default is 110)
R2#sh ip protocols
Routing Protocol is "ospf 1"
Outgoing update filter list for all interfaces is not set
Incoming update filter list for all interfaces is not set
Router ID 192.168.23.2
Number of areas in this router is 1. 1 normal 0 stub 0 nssa
Maximum path: 4
Routing for Networks:
192.168.12.0 0.0.0.255 area 0
192.168.23.0 0.0.0.255 area 0
Reference bandwidth unit is 100 mbps
Routing Information Sources:
Gateway Distance Last Update
192.168.23.3 110 00:03:12
Distance: (default is 110)
R2#sh inter br
R2#sh ip inter br
R2#sh ip inter brief
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 unassigned YES NVRAM administratively down down
GigabitEthernet0/0 192.168.12.2 YES manual up up
GigabitEthernet0/1 unassigned YES manual down down
GigabitEthernet0/2 unassigned YES manual down down
GigabitEthernet0/3 192.168.23.2 YES manual up up
Loopback0 2.2.2.2 YES manual up up
Loopback1 unassigned YES manual up up
R2#
R2#sh ip ospf neighbor
Neighbor ID Pri State Dead Time Address Interface
192.168.23.3 1 FULL/DR 00:00:37 192.168.23.3 GigabitEthernet0/3
Thanks & Regards,
Arindom