Re: need some help on object tracking

I would study this for use with HSRP.

"Have local HSRP become standby when the loopback0 of router4 is
unavailable"

Easy to test this config as well. HTH

Andrew Lee Lissitz

On Sun, Oct 18, 2009 at 7:37 AM, garry baker <baker.garry_at_gmail.com> wrote:

> not sure why you would ever do this (well the CCIE lab i guess??? and i
> used
> static routes i guess you could do the same with tracking and dynmaic
> routes??? not sure about that one...) or if this meets the requirements but
> it 'works' for lack of a better term...
>
> Router1---(f0/0 1.1.1.2), int tunnel 200 192.168.1.1)
> ip sla monitor 2
> type echo protocol ipIcmpEcho 100.100.100.1
> frequency 30
> ip sla monitor schedule 2 life forever start-time now
>
> track 2 rtr 2 reachability
> interface Tunnel200
> ip address 192.168.1.1 255.255.255.0
> keepalive 10 3
> tunnel source 1.1.1.2
> tunnel destination 200.200.200.1
>
> ip route 200.200.200.0 255.255.255.0 1.1.1.1 10 track 2
> ip route 100.100.100.0 255.255.255.0 1.1.1.1 100
> ip route 200.200.200.0 255.255.255.0 Null0 22
>
> |
> |
> |
> Router 0 ----(f0/0 1.1.1.1, f0/1 3.3.3.1, int tunnel 200 192.168.1.2)
> |
> |
> |
> Router 2---(Loop 0 100.100.100.1, f0/0 3.3.3.2)
>
> R1:
> R1#sh ip route
> Gateway of last resort is not set
> S 200.200.200.0/24 [10/0] via 1.1.1.1
> 1.0.0.0/24 is subnetted, 1 subnets
> C 1.1.1.0 is directly connected, FastEthernet0/0
> 100.0.0.0/24 is subnetted, 1 subnets
> S 100.100.100.0 [100/0] via 1.1.1.1
> R 3.0.0.0/8 [120/1] via 1.1.1.1, 00:00:03, FastEthernet0/0
> C 192.168.1.0/24 is directly connected, Tunnel200
> R1#sh ip int br
> Interface IP-Address OK? Method Status
> Protocol
> FastEthernet0/0 1.1.1.2 YES manual up
> up
> FastEthernet0/1 unassigned YES unset administratively down
> down
> Tunnel200 192.168.1.1 YES manual up
> up
>
>
> R2:
> R2(config)#int loopback 0 ***SHUTTING DOWN THE TRACKED 100.100.100.1
> HERE****
> R2(config-if)#shut
> R2(config-if)#
> *Mar 1 00:30:12.535: %LINK-5-CHANGED: Interface Loopback0, changed state
> to
> administratively down
> *Mar 1 00:30:13.535: %LINEPROTO-5-UPDOWN: Line protocol on Interface
> Loopback0, changed state to down
> R2(config-if)#do sh ip int br
> Interface IP-Address OK? Method Status
> Protocol
> FastEthernet0/0 3.3.3.2 YES manual up
> up
> FastEthernet0/1 unassigned YES unset administratively down
> down
> Loopback0 100.100.100.1 YES manual administratively down
> down
>
>
>
> R1: wait for the KEEPALIVES to KICK IN
> R1#
> *Mar 1 02:24:08.035: %TRACKING-5-STATE: 2 rtr 2 reachability Up->Down
> *Mar 1 02:24:24.035: %LINEPROTO-5-UPDOWN: Line protocol on Interface
> Tunnel200, changed state to down
> R1#sh ip route
> Gateway of last resort is not set
> S 200.200.200.0/24 is directly connected, Null0
> 1.0.0.0/24 is subnetted, 1 subnets
> C 1.1.1.0 is directly connected, FastEthernet0/0
> 100.0.0.0/24 is subnetted, 1 subnets
> S 100.100.100.0 [100/0] via 1.1.1.1
> R 3.0.0.0/8 [120/1] via 1.1.1.1, 00:00:05, FastEthernet0/0
> R 192.168.1.0/24 [120/1] via 1.1.1.1, 00:00:05, FastEthernet0/0
>
> R1#sh ip int br
> Interface IP-Address OK? Method Status
> Protocol
> FastEthernet0/0 1.1.1.2 YES manual up
> up
> FastEthernet0/1 unassigned YES unset administratively down
> down
> Tunnel200 192.168.1.1 YES manual up
> down
> On Sun, Oct 18, 2009 at 1:08 PM, Thameem Maranveetil Parambath <
> security.goodie_at_gmail.com> wrote:
>
> > dears I have a scenario like this.. can some one give some solution?
> >
> >
> > Router1
> > |
> > |
> > |
> > Router 2
> > |
> > |
> > |
> > Router 3 ---(10.119.0.0)
> >
> > Router1 and Router2 should have interface tunnel up and running. In
> router
> > 2 , i have to create an object tracking(IPSLA) on one IP (10.119.0.2)
> which
> > is beyound Router 3. When the IP is not reachable, i have to bring down
> > the
> > interface tunnel between Router 1 and Router 2.
> >
> > Can some one help?
> >
> > Regards,
> > Thameem
> >
> >
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>
> --
> Garry L. Baker
>
> "There is no 'patch' for stupidity." - www.sqlsecurity.com
>
>
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>
> _______________________________________________________________________
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-- 
Andrew Lee Lissitz
all.from.nj_at_gmail.com
Blogs and organic groups at http://www.ccie.net