Spanning Tree Commands
703
Default Configuration
PortFast mode is disabled.
Command Mode
Interface Configuration (gigabitethernet, port-channel, tengigabitethernet)
mode
User Guidelines
This command only applies to access ports. The command is to be used only
with interfaces connected to end stations. Otherwise, an accidental topology
loop could cause a data packet loop and disrupt switch and network
operations.
An interface with PortFast mode enabled is moved directly to the spanning
tree forwarding state when linkup occurs without waiting the standard
forward-time delay.
Example
The following example enables PortFast on 1/0/5
.
console(config)#interface gigabitethernet 1/0/5
console(config-if-1/0/5)#spanning-tree portfast
spanning-tree portfast bpdufilter default
The
spanning-tree portfast bpdufilter default
command discards BPDUs
received on spanning-tree ports in portfast mode. Use the “no” form of the
command to disable discarding.
Syntax
spanning-tree portfast bpdufilter default
no spanning-tree portfast bpdufilter default
Default Configuration
This feature is disabled by default.
2CSPC4.XModular-SWUM200.book Page 703 Thursday, March 10, 2011 11:18 AM
Содержание PowerEdge M420
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Страница 310: ...310 Data Center Bridging Commands ...
Страница 316: ...316 DHCP Layer 2 Relay Commands Example console config dhcp l2relay vlan 10 340 345 ...
Страница 324: ...324 DHCP Management Interface Commands ...
Страница 340: ...340 DHCP Snooping Commands ...
Страница 354: ...354 Dynamic ARP Inspection Commands ...
Страница 405: ...Ethernet Configuration Commands 405 Name test ...
Страница 406: ...406 Ethernet Configuration Commands ...
Страница 426: ...426 Ethernet CFM Commands ...
Страница 486: ...486 IPv6 Access List Commands ...
Страница 497: ...IPv6 MLD Snooping Commands 497 Vlan Ipv6 Address Ports ...
Страница 498: ...498 IPv6 MLD Snooping Commands ...
Страница 512: ...512 IP Source Guard Commands ...
Страница 524: ...524 iSCSI Optimization Commands ...
Страница 532: ...532 Link Dependency Commands ...
Страница 572: ...572 Port Aggregator Commands ...
Страница 596: ...596 Port Monitor Commands Session ID Admin Mode Probe Port Mirrored Port Type 1 Enable 1 0 10 1 0 8 Rx Tx ...
Страница 756: ...756 VLAN Commands ...
Страница 762: ...762 Voice VLAN Commands ...
Страница 796: ...796 802 1x Commands ...
Страница 798: ...798 Layer 3 Commands ...
Страница 842: ...842 DHCP Server and Relay Agent Commands ...
Страница 868: ...868 DVMRP Commands ...
Страница 888: ...888 IGMP Commands ...
Страница 896: ...896 IGMP Proxy Commands ...
Страница 938: ...938 IP Routing Commands ...
Страница 1012: ...1012 IPv6 Routing Commands ...
Страница 1016: ...1016 Loopback Interface Commands ...
Страница 1048: ...1048 Multicast Commands ...
Страница 1064: ...1064 IPv6 Multicast Commands RP Address 3001 1 origin BSR ...
Страница 1142: ...1142 OSPF Commands ...
Страница 1202: ...1202 OSPFv3 Commands ...
Страница 1212: ...1212 Router Discovery Protocol Commands ...
Страница 1228: ...1228 Routing Information Protocol Commands ...
Страница 1234: ...1234 Tunnel Interface Commands console config interface tunnel 1 console config if tunnel1 tunnel source vlan 11 ...
Страница 1260: ...1260 Virtual Router Redundancy Protocol Commands ...
Страница 1262: ...1260 Utility Commands ...
Страница 1272: ...1270 Auto Install Commands ...
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Страница 1316: ...1314 CLI Macro Commands ...
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Страница 1476: ...1472 Sflow Commands ...
Страница 1536: ...1532 Syslog Commands ...
Страница 1602: ...1598 Telnet Server Commands ...
Страница 1604: ...1600 Terminal Length Commands ...
Страница 1618: ...1614 User Interface Commands ...
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Страница 1680: ...1676 Appendix A List of Commands ...
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