•
100 Mb/s Ethernet interface = 200000
•
1-Gigabit Ethernet interface = 20000
•
10-Gigabit Ethernet interface = 2000
•
Port Channel interface with one 100 Mb/s Ethernet = 200000
•
Port Channel interface with one 1-Gigabit Ethernet = 20000
•
Port Channel interface with one 10-Gigabit Ethernet = 2000
•
Port Channel with two 1-Gigabit Ethernet = 18000
•
Port Channel with two 10-Gigabit Ethernet = 1800
•
Port Channel with two 100-Mbps Ethernet = 180000
edge-port
Enter the keywords
edge-port
to configure the interface as a rapid
spanning tree edge port.
bpduguard
(OPTIONAL) Enter the keyword
portfast
to enable Portfast to
move the interface into Forwarding mode immediately after the root
fails.
Enter the keyword
bpduguard
to disable the port when it receives a
BPDU.
shutdown-on-
violation
(OPTIONAL) Enter the keywords
shutdown-on-violation
to
hardware disable an interface when a BPDU is received and the port
is disabled.
priority
priority
Enter keyword
priority
followed by a value in increments of 16 as
the priority. The range is 0 to 240. The default is 128.
loopguard
(C-, S-, and E-Series TeraScale only) Enter the keyword
loopguard
to enable loop guard on an RSTP port or port-channel interface.
rootguard
(C-, S-, and E-Series TeraScale only) Enter the keyword
rootguard
to enable root guard on an RSTP port or port-channel interface.
Defaults
Not configured.
Command Modes
INTERFACE
Command History
Version 8.3.11.1
Introduced on the Z9000.
Version 8.4.2.1
Added support for the optional
guard
keyword on the C-Series, S-
Series, and E-Series TeraScale.
Version 8.3.7.0
Introduced on the S4810.
Version 8.2.1.0
Introduced the
hardware shutdown-on-violation
options.
Version 7.6.1.0
Introduced on the S-Series.
Version 7.5.1.0
Introduced on the C-Series.
Version 7.4.1.0
Added the optional bridge port data unit (BPDU) guard.
Version 6.2.1.1
Introduced on the E-Series.
Usage
Information
The
BPDU guard
option prevents the port from participating in an active STP topology in
case a BPDU appears on a port unintentionally, or is misconfigured, or is subject to a DOS
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Summary of Contents for Force10 Z9000
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