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Commands Used in This Chapter
611
Command
Description
show mac
Maintains numerous counters in
normal operation, including the
frame traffic per port; the total
number of incoming frames,
including discards; and the total
number of transmits and aborts
due to excessive deferral or
MTU violations. Broadcast
counters are also maintained in
addition to discards due to
EARL page full errors.
show vtp domain
Provides status information for the
VTP domain configured on the
switch. Note that VTP updates are
sent over VLAN 1 when
troubleshooting.
show cam
Reports the MAC address
associated with the ports of the
switch. These addresses are stored
in the CAM table; this command
accesses that table.
show spantree
Reports the status of the spanning
tree process for each VLAN, when
spanning-tree has been enabled on
the switch.
show flash
Reports the space required for the
installed software and the version
of code.
show version
Provides hardware and software
version numbers, in addition to
memory and system uptime
statistics.
show vlans
Provides VLAN information and
status from the router.
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