Cisco Systems 2960 Manual De Usuario
38-15
Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Chapter 38 Troubleshooting
Using Layer 2 Traceroute
Executing Ping
Beginning in privileged EXEC mode, use this command to ping another device on the network from the
switch:
switch:
Note
Though other protocol keywords are available with the ping command, they are not supported in this
release.
release.
This example shows how to ping an IP host:
Switch# ping 172.20.52.3
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echoes to 172.20.52.3, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
Switch#
describes the possible ping character output.
To end a ping session, enter the escape sequence (Ctrl-^ X by default). Simultaneously press and release
the Ctrl, Shift, and 6 keys and then press the X key.
the Ctrl, Shift, and 6 keys and then press the X key.
Using Layer 2 Traceroute
These sections contain this information:
•
•
•
Command
Purpose
ping ip host | address
Ping a remote host through IP or by supplying the hostname or
network address.
network address.
Table 38-1
Ping Output Display Characters
Character
Description
!
Each exclamation point means receipt of a reply.
.
Each period means the network server timed out while waiting for a reply.
U
A destination unreachable error PDU was received.
C
A congestion experienced packet was received.
I
User interrupted test.
?
Unknown packet type.
&
Packet lifetime exceeded.