[c-nsp] SVI can't ping itself?
Dave Temkin
dave at ordinaryworld.com
Wed Jul 27 17:36:28 EDT 2005
Is the interface up/up?
On Wed, 27 Jul 2005, Jeff Kell wrote:
> Can anyone think of a reason why a 6500's SVI's suddenly can't ping themselves? Just noticed this a few days ago while troubleshooting something else altogether, and can't duplicate the problem on other switches (4500s, 3550s, etc).
>
> > interface Vlan998
> > ip address 192.168.0.1 255.255.255.0
> > ip verify unicast reverse-path
> > ip helper-address 192.168.128.52
> > no ip redirects
> > no ip proxy-arp
> > ip pim sparse-dense-mode
> > ip route-cache flow
> > ip cgmp
> > arp timeout 240
> > no mop enabled
> > end
>
> Can't ping it normally:
>
> > UTC-6509#ping 192.168.0.1
> >
> > Type escape sequence to abort.
> > Sending 5, 100-byte ICMP Echos to 192.168.0.1, timeout is 2 seconds:
> > .....
> > Success rate is 0 percent (0/5)
>
> Can't extended ping explicitly from itself:
>
> > UTC-6509#ping
> > Protocol [ip]:
> > Target IP address: 192.168.0.1
> > Repeat count [5]:
> > Datagram size [100]:
> > Timeout in seconds [2]:
> > Extended commands [n]: y
> > Source address or interface: 192.168.0.1
> > Type of service [0]:
> > Set DF bit in IP header? [no]:
> > Validate reply data? [no]:
> > Data pattern [0xABCD]:
> > Loose, Strict, Record, Timestamp, Verbose[none]:
> > Sweep range of sizes [n]:
> > Type escape sequence to abort.
> > Sending 5, 100-byte ICMP Echos to 192.168.0.1, timeout is 2 seconds:
> > .....
> > Success rate is 0 percent (0/5)
>
> Can't extended ping from another interface address:
>
> > UTC-6509#ping
> > Protocol [ip]:
> > Target IP address: 192.168.0.1
> > Repeat count [5]:
> > Datagram size [100]:
> > Timeout in seconds [2]:
> > Extended commands [n]: y
> > Source address or interface: 172.31.0.1
> > Type of service [0]:
> > Set DF bit in IP header? [no]:
> > Validate reply data? [no]:
> > Data pattern [0xABCD]:
> > Loose, Strict, Record, Timestamp, Verbose[none]:
> > Sweep range of sizes [n]:
> > Type escape sequence to abort.
> > Sending 5, 100-byte ICMP Echos to 192.168.0.1, timeout is 2 seconds:
> > .....
> > Success rate is 0 percent (0/5)
> > UTC-6509#
>
> Jeff
>
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