Spanning Tree Support; Unicast Packet Forwarding - Cisco WS-C4507R Troubleshooting Manual
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- Configuration manual (612 pages) ,
- Command reference manual (578 pages)
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RST-3508
9805_05_2004_c2
RST-3508
9805_05_2004_c2
© 2004 Cisco Systems, Inc. All rights reserved. Printed in USA.
Presentation_ID.scr
Spanning Tree Support
r3_4507R_S4#
sh spanning-tree summary totals( sh spantree summary on CAT OS)
Switch is in pvst mode
Root bridge for: VLAN0001-VLAN0003, VLAN0020
Extended system ID
Portfast Default
PortFast BPDU Guard Default
Portfast BPDU Filter Default is disabled
Loopguard Default
EtherChannel misconfig guard is enabled
UplinkFast
BackboneFast
Pathcost method used
Name
Blocking Listening Learning Forwarding STP Active
---------------------- -------- --------- -------- ---------- ----------
4 vlans
Ensure the sum of the logical interfaces across all instances of Spanning Tree for
•
different VLANs does not exceed
Supervisor I and II support
400
Sum of logical interfaces = (# of trunks) x (# of active VLANs per trunk) + (non-trunking
•
interfaces)
If greater use MST mode
•
© 2004 Cisco Systems, Inc. All rights reserved.
UNICAST PACKET
FORWARDING
© 2003, Cisco Systems, Inc. All rights reserved.
is enabled
is disabled
is disabled
is disabled
is disabled
is disabled
is short
0
0
0
3,000
for
Supervisor
IV/V,
1500
PVST+ instances and
300
Rapid PVST+ instances
10
10
for
Supervisor
II-Plus;
59
59
59
60
60
60
- Quick Links:
- Cpu Queues
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