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split horizon on 2509? 1

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admoore

IS-IT--Management
May 17, 2002
224
US
I use a 2509 as both my terminal server and, presently as the hub in a frame-relay spoke-and-hub lab running RIP. I am NOT using sub-interfaces and have not specifically turned off split-horizon; yet I am getting RIP routing updates to both spokes. Is the IOS too old to support split-horizon on this router? I guess I can re-configure to make a different (newer 2610XM) router the hub...

Ideas?

TIA,

-Allen M.

Code:
2509_T-SERVE_R1#show version
Cisco Internetwork Operating System Software 
IOS (tm) 2500 Software (C2500-C-L), Version 12.2(32), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2005 by cisco Systems, Inc.
Compiled Fri 02-Dec-05 16:16 by 
Image text-base: 0x030417AC, data-base: 0x00001000

ROM: System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
BOOTLDR: 3000 Bootstrap Software (IGS-RXBOOT), Version 10.2(8a), RELEASE SOFTWARE (fc1)

2509_T-SERVE_R1 uptime is 3 hours, 20 minutes
System returned to ROM by power-on
System image file is "flash:c2500-c-l.122-32.bin"

cisco 2509 (68030) processor (revision L) with 6144K/2048K bytes of memory.
Processor board ID 05364283, with hardware revision 00000000
Bridging software.
SuperLAT software (copyright 1990 by Meridian Technology Corp).
X.25 software, Version 3.0.0.
TN3270 Emulation software.
1 Ethernet/IEEE 802.3 interface(s)
2 Serial network interface(s)
8 terminal line(s)
32K bytes of non-volatile configuration memory.
8192K bytes of processor board System flash (Read ONLY)

Configuration register is 0x2102
 
RIP will do that automatically. post the output from sh ip int <hub_serial_interface>, you should see split horizon is disabled.

I hate all Uppercase... I don't want my groups to seem angry at me all the time! =)
- ColdFlame (vbscript forum)
 
It is so. Thanks...

Code:
2509_T-SERVE_R1>show ip int s0
Serial0 is up, line protocol is up
  Internet address is 172.12.123.1/24
  Broadcast address is 255.255.255.255
  Address determined by non-volatile memory
  MTU is 1500 bytes
  Helper address is not set
  Directed broadcast forwarding is disabled
  Outgoing access list is not set
  Inbound  access list is not set
  Proxy ARP is enabled
  Security level is default
  Split horizon is disabled
  ICMP redirects are always sent
  ICMP unreachables are always sent
  ICMP mask replies are never sent
  IP fast switching is enabled
  IP fast switching on the same interface is enabled
  IP Flow switching is disabled
  IP CEF switching is disabled
  IP Fast switching turbo vector
  IP multicast fast switching is enabled
  IP multicast distributed fast switching is disabled
  IP route-cache flags are Fast
  Router Discovery is disabled
  IP output packet accounting is disabled
  IP access violation accounting is disabled
  TCP/IP header compression is disabled
  RTP/IP header compression is disabled
  Probe proxy name replies are disabled
  Policy routing is disabled
  Network address translation is disabled
  WCCP Redirect outbound is disabled
  WCCP Redirect inbound is disabled
  WCCP Redirect exclude is disabled
  BGP Policy Mapping is disabled
 
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