Dell 9.8(0.0) Network Router User Manual


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Parameters
stp-id Enter the STP instance ID. The range is 0.
cost cost Enter the keyword cost then a number as the cost. The
range is from 1 to 65535. The defaults are:
1-Gigabit Ethernet interface = 4.
10-Gigabit Ethernet interface = 2.
Port Channel interface with 100 Mb/s Ethernet = 18.
Port Channel interface with 1 Gigabit Ethernet = 3.
Port Channel interface with 10 Gigabit Ethernet = 1.
loopguard Enter the keyword loopguard to enable STP loop guard on
a port or port-channel interface.
rootguard Enter the keyword rootguard to enable STP root guard on
a port or port-channel interface.
portfast
[bpduguard
[shutdown-on-
viol ation]]
Enter the keyword portfast to enable Portfast to move the
interface into Forwarding mode immediately after the root
fails.
Enter the optional keyword bpduguard to disable the port
when it receives a BPDU.
Enter the optional keyword shutdown-on-violation to
hardware disable an interface when a BPDU is received and
the port is disabled.
priority priority Enter keyword priority then a number as the priority. The
range is from zero (0) to 15. The default is
8.
Defaults cost = depends on the interface type; priority = 8
Command
Modes
INTERFACE
Command
History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.10.1 Introduced the loopguard and rootguard options on the
S4810.
1782
Spanning Tree Protocol (STP)