From: Brian McGahan (brian@cyscoexpert.com)
Date: Tue Oct 08 2002 - 16:33:52 GMT-3
Split horizon for IP is disabled on your frame-relay main
interface by default. This is different from split horizon for IP
EIGRP.
To (dis/en)able split horizon for IP
[no] ip split-horizon
To (dis/en)able split horizon for IP EIGRP
[no] ip split-horizon eigrp 1
See the following links for more detail:
http://www.cisco.com/en/US/tech/tk713/tk237/technologies_tech_note09186a
00800942ab.shtml
http://www.cisco.com/warp/public/103/eigrp2.html
HTH
Brian McGahan, CCIE #8593
Director of Design and Implementation
brian@cyscoexpert.com
CyscoExpert Corporation
Internetwork Consulting & Training
http://www.cyscoexpert.com
Voice: 847.674.3392
Fax: 847.674.2625
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
Of D.
> Lee
> Sent: Tuesday, October 08, 2002 1:42 PM
> To: ccielab@groupstudy.com
> Subject: Help: Split Horizon??
>
> R1 is the Hub of Frame-Relay network, and R2, R3 are the spoke
routers.
> They all use physical interfaces connect to each other, and have EIGRP
> running
> in between.
>
> I use "sho ip interface serial x" command to check if split horizon is
> enabled
> or disabled for any particular interface.
>
> If one of them said enabled and I have to disable it (for some
reason),
> then I
> enter "no ip split-horizon eigrp ##" under that interface. I do "sho
ip
> interface serial x", and it still said enabled and nothing changed.
>
> If one of them said disabled and I have to enable it (for some
reason),
> then I
> enter "ip split-horizon eigrp ##" under that interface. I do "sho ip
> interface
> serial x", and it still said disabled and nothing changed.
>
> Is it supposed to work this way?? How do I know if something is really
> enabled/disabled?? Did I use the wrong command??
>
> Thanks for any feedback.
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