 |
| HSRP TSHOOT TICKET |
Building configuration...
Current configuration : 1775 bytes
!
! Last configuration change at 07:17:29 UTC Thu Dec 6 2018
! NVRAM config last updated at 07:17:30 UTC Thu Dec 6 2018
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R1
!
boot-start-marker
boot-end-marker
!
no logging console
!
no aaa new-model
memory-size iomem 5
ip cef
!
!
!
!
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
ip sla monitor 1
type echo protocol ipIcmpEcho 13.1.1.2 source-ipaddr 13.1.1.1
frequency 5
ip sla monitor schedule 1 start-time now
ip sla monitor 2
type echo protocol ipIcmpEcho 13.2.1.2 source-ipaddr 13.2.1.1
frequency 5
ip sla monitor schedule 2 start-time now
!
!
!
!
!
track 100 rtr 1
!
track 200 rtr 2
!
!
interface FastEthernet0
description LAN
ip address 192.168.1.2 255.255.255.0
speed auto
standby 10 ip 192.168.1.1
standby 10 priority 115
standby 10 preempt
standby 10 track 100
standby 10 track 200
!
interface Serial0
description Link1
ip address 13.1.1.1 255.255.255.252
no fair-queue
!
interface Serial1
description Link2
ip address 13.2.1.1 255.255.255.252
!
interface Serial2
no ip address
shutdown
!
interface Serial3
no ip address
shutdown
!
ip forward-protocol nd
ip route 3.3.3.3 255.255.255.255 13.1.1.2 50 name PROD_APP_PRIMARY_PATH
ip route 3.3.3.3 255.255.255.255 13.2.1.2 60 name PROD_APP_SEC_PATH
ip route 4.4.4.4 255.255.255.255 FastEthernet0
ip route 5.5.5.5 255.255.255.255 Serial0 10 name paygmserver
ip route 5.5.5.5 255.255.255.255 Serial1 20 name paygmserver
ip route 24.0.0.0 255.0.0.0 FastEthernet0
!
!
no ip http server
no ip http secure-server
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
line con 0
exec-timeout 0 0
line aux 0
line vty 0 4
login
!
end
R1# SH STANDby BRief
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 115 P Active local unknown 192.168.1.1
R2#SH RUN
Building configuration...
Current configuration : 1402 bytes
!
! Last configuration change at 07:17:32 UTC Thu Dec 6 2018
! NVRAM config last updated at 07:17:33 UTC Thu Dec 6 2018
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R2
!
boot-start-marker
boot-end-marker
!
no logging console
!
no aaa new-model
memory-size iomem 5
ip cef
!
!
!
!
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
!
!
!
interface FastEthernet0
description LAN
ip address 192.168.1.3 255.255.255.0
speed auto
standby 20 ip 192.168.1.1
standby 20 preempt
!
interface Serial0
description Link3
ip address 24.1.1.1 255.255.255.252
shutdown
no fair-queue
!
interface Serial1
description Link4
ip address 24.2.1.1 255.255.255.252
!
interface Serial2
no ip address
shutdown
!
interface Serial3
no ip address
shutdown
!
ip forward-protocol nd
ip route 3.3.3.3 255.255.255.255 FastEthernet0
ip route 4.4.4.4 255.255.255.255 24.1.1.2 50 name UAT_APP_SERVER
ip route 4.4.4.4 255.255.255.255 24.2.1.2 60 name UAT_APP_SERVER
ip route 5.5.5.5 255.255.255.255 Serial0 10 name paygmserver
ip route 5.5.5.5 255.255.255.255 Serial1 20 name paygmserver
ip route 13.0.0.0 255.0.0.0 FastEthernet0
!
!
no ip http server
no ip http secure-server
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
line con 0
exec-timeout 0 0
line aux 0
line vty 0 4
login
!
end
R2# SH STANDby BRIef
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 20 100 P Active local unknown 192.168.1.1
R2#
Tshoot
- Checking HSRP Interface status
- Pinging HSRP IP address
- Comparing the HSRP Interface Configuration .
on R1
==============
R1#sh ip int brief
Interface IP-Address OK? Method Status Protocol
FastEthernet0 192.168.1.2 YES NVRAM up up
Serial0 13.1.1.1 YES NVRAM up up
Serial1 13.2.1.1 YES NVRAM up up
Serial2 unassigned YES NVRAM administratively down down
Serial3 unassigned YES NVRAM administratively down down
R1#
Dec 9 05:10:12.927: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac14
Dec 9 05:10:43.907: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac14
Dec 9 05:11:14.815: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac14
R1#
R1#
R1#
R1#
R1#
R1#
R1#
R1#ping 192.168.1.3
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.1.3, timeout is 2 seconds:
.!!!!
R2#sh ip int brief
Interface IP-Address OK? Method Status Protocol
FastEthernet0 192.168.1.3 YES NVRAM up up
Serial0 24.1.1.1 YES NVRAM administratively down down
Serial1 24.2.1.1 YES NVRAM up up
Serial2 unassigned YES NVRAM administratively down down
Serial3 unassigned YES NVRAM administratively down down
R2#ping 192.168.1.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.1.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 8/24/40 ms
R2#
Checking HSRP Interface configuration
R1#sh run int fa
Dec 9 05:12:45.931: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac140
Building configuration...
Current configuration : 214 bytes
!
interface FastEthernet0
description LAN
ip address 192.168.1.2 255.255.255.0
speed auto
standby 10 ip 192.168.1.1
standby 10 priority 115
standby 10 preempt
standby 10 track 100
standby 10 track 200
end
R2#sh run int fa0
Building configuration...
Current configuration : 145 bytes
!
interface FastEthernet0
description LAN
ip address 192.168.1.3 255.255.255.0
speed auto
standby 20 ip 192.168.1.1
standby 20 preempt
end
===============================================================
INCORRECT HSRP GROUP CONFIGURED ON R2
================================================================
R2#
Dec 9 05:15:15.691: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac0a
R2#config
Configuring from terminal, memory, or network [terminal]?
Enter configuration commands, one per line. End with CNTL/Z.
R2(config)#int fa0
R2(config-if)#stan
R2(config-if)#standby 10 ip 192.168.1.1
% Address 192.168.1.1 in group 20
R2(config-if)#
Dec 9 05:15:45.799: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac0a
Dec 9 05:16:15.831: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac0a
Dec 9 05:16:45.879: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac0a
Dec 9 05:17:15.895: %IP-4-DUPADDR: Duplicate address 192.168.1.1 on FastEthernet0, sourced by 0000.0c07.ac0a
R2(config-if)#
R2(config-if)#
R2(config-if)#
R2(config-if)#
R2(config-if)#no standby 20 ip 192.168.1.1
R2(config-if)#no standby 20 preempt
R2(config-if)#standby 10 ip 192.168.1.1
R2(config-if)#standby 10 preempt
R2(config-if)#
Dec 9 05:17:38.399: %HSRP-5-STATECHANGE: FastEthernet0 Grp 20 state Active -> Disabled^Z
R2#
R2#
R2#
R2#
Dec 9 05:17:40.335: %SYS-5-CONFIG_I: Configured from console by console
R2#sh stand
R2#sh standby br
R2#sh standby brief
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 100 P Listen 192.168.1.2 unknown 192.168.1.1
R2#sh standby brief
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 100 P Speak 192.168.1.2 unknown 192.168.1.1
R2#sh standby brief
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 100 P Speak 192.168.1.2 unknown 192.168.1.1
R2#sh standby brief
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 100 P Speak 192.168.1.2 unknown 192.168.1.1
R2#sh standby brief
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 100 P Speak 192.168.1.2 unknown 192.168.1.1
R2#sh standby brief
Dec 9 05:18:09.411: %HSRP-5-STATECHANGE: FastEthernet0 Grp 10 state Speak -> Standby
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 100 P Standby 192.168.1.2 local 192.168.1.1
R2#
let's check on R1
R1#sh standby brief
P indicates configured to preempt.
|
Interface Grp Prio P State Active Standby Virtual IP
Fa0 10 115 P Active local 192.168.1.3 192.168.1.1
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Thanks for the reading the blog !!!!!
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