Monitoring Ethernet Switching
Purpose
Use the monitoring feature to view details that the
EX Series switch maintains in its Ethernet switching table. These
are details about the nodes on the LAN such as VLAN name, VLAN ID,
member interfaces, MAC addresses, and so on.
Action
To display Ethernet switching details in the J-Web interface,
select Monitor > Switching > Ethernet Switching.
To view Ethernet switching details in the CLI, enter the following
commands:
- show ethernet-switching
table
- show vlans
- show ethernet-switching
interfaces
Meaning
Table 1 summarizes the Ethernet switching output fields.
Table 1: Ethernet Switching Output Fields
Field
|
Value
|
Ethernet Switching Table Information
|
MAC Table Count
|
The number of entries added to the Ethernet switching
table.
|
MAC Table Learned
|
The number of dynamically learned MAC addresses in the
Ethernet switching table.
|
Ethernet Switching Table Information
|
VLAN
|
The VLAN name.
|
MAC Address
|
The MAC address associated with the VLAN. If a VLAN range
has been configured for a VLAN, the output displays the MAC addresses
for the entire series of VLANs that were created with that name.
|
Type
|
The type of MAC address. Values are:
- static—The
MAC address is manually created.
- learn—The
MAC address is learned dynamically from a packet's source MAC address.
- flood—The
MAC address is unknown and flooded to all members.
|
Age
|
The time remaining before the entry ages out and is removed
from the Ethernet switching table.
|
MAC Learning Log
|
VLAN-Name
|
The VLAN name.
|
MAC Address
|
The learned MAC address associated with the VLAN ID.
|
Time
|
Timestamp for the time at which when the MAC address
was added or deleted from the MAC learning log.
|
State
|
Operating state of the interface. Values are Up and Down.
|
Published: 2009-07-22
