3Com WXR100 3CRWXR10095A - Manual (Page 539)

display spantree backbonefast 539
See Also
„
display spantree blockedports on page 540
display spantree
backbonefast Indicates whether the STP backbone fast convergence feature is enabled
or disabled.
Syntax —
display spantree backbonefast
Defaults — None.
Access — All.
History —Introduced in MSS Version 3.0.
Port-state STP state of the port:
„
Blocking — The port is not forwarding Layer 2
traffic but is listening to and forwarding STP
control traffic.
„ Disabled — The port is not forwarding any traffic,
including STP control traffic. The port might be
administratively disabled or the link might be
disconnected.
„
Forwarding — The port is forwarding Layer 2
traffic.
„
Learning — The port is learning the locations of
other WX switches in the spanning tree before
changing state to forwarding.
„
Listening — The port is comparing its own STP
information with information in STP control
packets received by the port to compute the
spanning tree and change state to blocking or
forwarding.
„
STP Off—STP is disabled on the port.
Cost STP cost of the port.
Prio STP priority of the port.
Portfast State of the uplink fast convergence feature:
„ Enabled
„
Disabled
Table 76 Output for display spantree (continued)
Field Description