Spanning-Tree Commands
Page 248
spanning-tree portfast
The
spanning-tree portfast
Interface Configuration mode command enables PortFast mode. In PortFast mode,
the interface is immediately put into the forwarding state upon linkup without waiting for the standard forward time
delay. To disable PortFast mode, use the
no
form of this command.
Syntax
spanning-tree portfast
no spanning-tree portfast
Default Configuration
PortFast mode is disabled.
Command Modes
Interface Configuration (Ethernet, port-channel) mode
User Guidelines
This feature should be used only with interfaces connected to end stations. Otherwise, an accidental topology loop
could cause a data packet loop and disrupt device and network operations.
Example
The following example enables PortFast on Ethernet port 5
.
Console(config)#
interface ethernet
5
Console(config-if)#
spanning-tree portfast
Summary of Contents for DES-3010FA
Page 1: ......
Page 91: ...Ethernet Configuration Commands Page 90 ch2 ch3 ch4 ch5 ch6 ...
Page 193: ...Radius Commands Page 192 ...
Page 318: ...D Link DES 3010FA GA PA CLI Reference Guide Page 317 ...
Page 361: ...International Offices Page 360 ...