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"ip routing" not available on CAT 6500?

jackawang
Level 5
Level 5

I was trying to issue a global command "ip routing" to enable inter-VLAN routing on a Cisco 6504 running IOS. But "ip routing" does not seem to be a valid command. Please advise the reason and alternatives.

#show ver

Cisco Internetwork Operating System Software

IOS (tm) s3223_rp Software (s3223_rp-ADVIPSERVICESK9_WAN-M), Version 12.2(18)SXF8, RELEASE SOFTWARE (fc2)

...

6504#show mod

Mod Ports Card Type Model Serial No.

--- ----- -------------------------------------- ------------------ -----------

1 9 Supervisor Engine 32 8GE (Active) WS-SUP32-GE-3B SAL1035ZRWM

3 48 48-port 10/100/1000 RJ45 EtherModule WS-X6148A-GE-TX SAL1052CDV6

Mod MAC addresses Hw Fw Sw Status

--- ---------------------------------- ------ ------------ ------------ -------

1 0017.94c1.58f0 to 0017.94c1.58fb 4.5 12.2(18r)SX2 12.2(18)SXF8 Ok

3 001a.a2b2.c930 to 001a.a2b2.c95f 1.5 8.4(1) 8.5(0.46)RFW Ok

Mod Sub-Module Model Serial Hw Status

---- --------------------------- ------------------ ----------- ------- -------

1 Policy Feature Card 3 WS-F6K-PFC3B SAL1034ZHWU 2.3 Ok

1 Cat6k MSFC 2A daughterboard WS-F6K-MSFC2A SAL1035ZM8B 3.1 Ok

23 Replies 23

ohassairi
Level 5
Level 5

what error message do you get?

It says the command "ip routing" does not exist. I am in EXEC mode.

6504#config t

Enter configuration commands, one per line. End with CNTL/Z.

6504(config)#ip routing

^

% Invalid input detected at '^' marker.

I noticed this the other day when I was setting up a Sup720 in the lab. The issue (if you can call it an issue) is you can't disable IP routing on the 6500 running Native IOS so it is always enabled and can't be disabled. Type 'show ip route' and there will be a routing table (assuming you have at least one interface with an IP address).

HTH

Andy

ddemirchi
Level 1
Level 1

turn on Cisco's Express Forwarding (CEF)

- ip cef

then try ip routing?

glen.grant
VIP Alumni
VIP Alumni

It may be you can't turn it off so there is no command to turn it on . never really tied to turn it off on the new 720's though we do it all the time on our 4500's.

glen.grant
VIP Alumni
VIP Alumni

It may be you can't turn it off so there is no command to turn it on . never really tied to turn it off on the new 720's though we do it all the time on our 4500's.

1. Unless I missed something, I am sure it is running IOS not CatOS.

6504#show ver

Cisco Internetwork Operating System Software

IOS (tm) s3223_rp Software (s3223_rp-ADVIPSERVICESK9_WAN-M), Version 12.2(18)SXF8, RELEASE SOFTWARE (fc2)

Technical Support: http://www.cisco.com/techsupport

Copyright (c) 1986-2007 by cisco Systems, Inc.

Compiled Fri 02-Mar-07 21:02 by tinhuang

Image text-base: 0x40101040, data-base: 0x42D30000

2. "ip cef" is enabled. It did not solve the issue.

3. Assuming you cannot turn off "ip routing" on, it makes sense because it does show routing tables.

6504#show ip route

Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP

D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area

N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2

E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP

i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2

ia - IS-IS inter area, * - candidate default, U - per-user static route

o - ODR, P - periodic downloaded static route

Gateway of last resort is 63.xx.xx.209 to network 0.0.0.0

192.168.197.0/26 is subnetted, 1 subnets

S 192.168.197.64 [1/0] via 172.16.99.100

172.16.0.0/24 is subnetted, 5 subnets

C 172.16.10.0 is directly connected, Vlan10

C 172.16.4.0 is directly connected, Vlan4

C 172.16.5.0 is directly connected, Vlan5

C 172.16.2.0 is directly connected, Vlan2

C 172.16.99.0 is directly connected, Vlan999

63.0.0.0/28 is subnetted, 1 subnets

C 63.xx.xx.208 is directly connected, Vlan3

S* 0.0.0.0/0 [1/0] via 63.85.41.209

Now the question is how I can enable inter-VLAN routing? I am not able to ping a host on different VLAN. Please advise.

6504#show ip interface bri

Interface IP-Address OK? Method Status Protocol

Vlan1 unassigned YES NVRAM administratively down down

Vlan2 172.16.2.1 YES NVRAM up up

Vlan3 63.xx.xx.219 YES NVRAM up up

Vlan4 172.16.4.1 YES NVRAM up up

Vlan5 172.16.5.1 YES NVRAM up up

Vlan10 172.16.10.1 YES NVRAM up up

Vlan999 172.16.99.1 YES NVRAM up up

GigabitEthernet1/1 unassigned YES unset up up

GigabitEthernet1/2 unassigned YES unset up up

....

If you want to ping from one vlan to the other, make sure that the default gateway on the hosts on these vlans is set to the IP address of their respective vlan interface.

Hope this helps,

Harold Ritter
Sr Technical Leader
CCIE 4168 (R&S, SP)
harold@cisco.com
México móvil: +52 1 55 8312 4915
Cisco México
Paseo de la Reforma 222
Piso 19
Cuauhtémoc, Juárez
Ciudad de México, 06600
México

All host's default gateways are set to the IP address of their respective VLAN interface already. In my case, 172.16.xx.1.

Sounds a bit bizarre.... Check the ARP cache on your PC for the gateway, make sure it is the 6500's MAC address for that VLAN. Try some traceroutes from your PC. It's not just XP's firewall is it?

Andy

Where are the hosts?

- different building or they are directly connection to 6504?

- check trunking

- check vlan pruning

- check vtp domain on the other switches.

check access switch;

- switch mode access

- switch acc vlan x

DHCP Scope configured?

- are you able to get IP address on host? or u r assigning static? check subnet mask, de.gateway...

If you are running hybrid; L2; sup1,2,320,720

When you telnet;

Cisco Systems Console

Username: username

Password:

c6504-sw> (enable)

c6504-sw> (enable)session 15 or 16...etc.

User Access Verification

Username: username

Password:

cmsfc-rtr-1>en

Password:

cmsfc-rtr-1#

are you running any type of routing protocol?

an example;

router eigrp 1

network 10.x.x.x

network x.x.x.x

no auto-summary

!ip classless

no ip forward-protocol nd

no ip forward-protocol udp tftp

no ip forward-protocol udp nameserver

no ip forward-protocol udp domain

no ip forward-protocol udp time

no ip forward-protocol udp netbios-ns

no ip forward-protocol udp netbios-dgm

no ip forward-protocol udp tacacs

ip route 0.0.0.0 0.0.0.0 x.x.x.x ; if you have pix or depand on your network topology

ip route x.x.x.x 255.255.0.0 x.x.x.x ; if you have pix or depand on your network topology

no ip http server ; to run off your http svr

or you can route it STATIC;

by ip route IP; x.x.x. Sub.Mask; x.x.x.x to destination...

Can you send us "show run" on supx and MSFC?

and if it is possible your network topology?

The two vlans are directly connected to the 6500. There is no need for a routing protocol in this scenario.

Regards,

Harold Ritter
Sr Technical Leader
CCIE 4168 (R&S, SP)
harold@cisco.com
México móvil: +52 1 55 8312 4915
Cisco México
Paseo de la Reforma 222
Piso 19
Cuauhtémoc, Juárez
Ciudad de México, 06600
México
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