Dell C9000 series, Справочное руководство

Страница: 2118 / 2286

Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.5.1.0 Added support for 4-port 40G line cards on the E-Series
ExaScale.
8.4.2.1 Added support for the optional
guard
keyword on the C-Series,
S-Series, and E-Series TeraScale.
8.3.7.0 Introduced on the S4810.
7.7.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.2.1.1 Introduced on the E-Series.
Usage Information Enable spanning tree group 0 prior to using this command.
The following describes the
show spanning-tree 0
command shown in the
example.
Field Description
“Bridge
Identifier...” Lists the bridge priority and the MAC address for this STP bridge.
“Configured
hello...” Displays the settings for hello time, max age, and forward delay.
“We are...” States whether this bridge is the root bridge for the STG.
“Current root...” Lists the bridge priority and MAC address for the root bridge.
“Topology flag...” States whether the topology flag and the detected flag were set.
“Number of...” Displays the number of topology changes, the time of the last
topology change, and on what interface the topology change
occurred.
“Timers” Lists the values for the following bridge timers: hold time,
topology change, hello time, max age, and forward delay.
“Times” List the number of seconds since the last:
• hello time
• topology change
• notification
• aging
“Port 1...” Displays the Interface type slot/port information and the status
of the interface (Disabled or Enabled).
Spanning Tree Protocol (STP) 2118