Specifications

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144
Item Displayed information
Detailed information Meaning
Statistical
items for
uplink
redundancy
#8
Startup active port
selection
Setting of the functionality that
permanently assigns the active port
at device startup
primary only: The functionality that
permanently assigns the active port
at device startup is enabled.
This item is displayed only when this
functionality is enabled.
Switchport
backup pairs
Primary
The number of the primary port or the
channel group
If an asterisk (*) is displayed, the port
is an uplink port and the secondary
port cannot be used for
communication because the
functionality that permanently assigns
the active port at device startup is
enabled.
Status
Status of the primary port
Forwarding: Forwarding
Blocking: Blocking
Down: Link down
Secondary
The number of the secondary port or
the channel group
Status
Status of the secondary port
Forwarding: Forwarding
Blocking: Blocking
Down: Link down
Preemption Delay
The time value (in seconds) for
automatic or timer switch-back
- is displayed when this item is not
set.
Limit
The time remaining until a timer
switch-back (in seconds)
- is displayed when this item is not
set.
Flush VLAN
VLAN to which flush control frames
are sent
1 to 4094: Indicates a VLAN ID.
untag: No VLAN is specified.
-: Send setting is not set.
#1: inactive is cleared in the following conditions:
 The port is restored by execution of the
activate command.
Due to the BPDU guard functionality of the Spanning Tree Protocol
The storm control functionality
Detection of a unidirectional link failure by the UDLD functionality
The L2 loop detection functionality.(The automatic restoration functionality can be