show elsm
ExtremeWare XOS 11.5 supports only the Summit X450 family of switches and the BlackDiamond 8800 series switch.
ExtremeWare XOS 11.5 Command Reference Guide
659
If you disabled automatic restart, and the port enters the Down-Stuck state, you can clear the
stuck state and enter the Down state by using one of the following commands:
clear elsm ports <portlist> auto-restart
enable elsm ports <portlist> auto-restart
●
Hello time —The current value of the hello timer, which by default is 1 second. The hello timer
indicates the number of seconds between consecutive hello messages.
Additional show Command.
You can also use the
show ports {<port_list>} information {detail}
command to display ELSM information.
If you do not specify the
detail
parameter, the following columns display the current state of ELSM on
the switch:
●
Flags
■
L—Indicates that ELSM is enabled on the switch
■
- —Indicates that ELSM is disabled on the switch
●
ELSM
■
up—Indicates that ELSM is enabled and the ELSM peer ports are up and communicating; the
ELSM link state is up. In the up state, the ELSM-enabled port sends and receives hello messages
from its peer.
■
dn—Indicates that ELSM is enabled, but the ELSM peers are not communicating; the ELSM link
state is down. In the down state, ELSM transitions the peer port on this device to the down state.
ELSM blocks all incoming and outgoing switching traffic and all control traffic except ELSM
PDUs.
■
- —Indicates that ELSM is disabled on the switch.
If you specify the optional
detail
parameter, the following ELSM output is called out in written
explanations versus displayed in a tabular format:
●
ELSM Link State (displayed only if ELSM is enabled on the switch)
■
Up—Indicates that ELSM is enabled and the ELSM peer ports are up and communicating; the
ELSM link state is up. In the up state, the ELSM-enabled port sends and receives hello messages
from its peer.
■
Down—Indicates that ELSM is enabled, but the ELSM peers are not communicating; the ELSM
link state is down. In the down state, ELSM transitions the peer port on this device to the down
state. ELSM blocks all incoming and outgoing switching traffic and all control traffic except ELSM
PDUs.
●
ELSM
■
Enabled—Indicates that ELSM is enabled on the switch
■
Disabled—Indicates that ELSM is disabled on the switch
Example
The following command displays summary configuration information for all of the ELSM-enabled ports
on the switch:
show elsm
