3com 5500-ei pwr Instruccion De Instalación
1-43
Configuring Rapid Transition
Configuration prerequisites
As shown in
, a 3Com switch 5500-EI is connected to another manufacturer's switch. The
former operates as the downstream switch, and the latter operates as the upstream switch. The
network operates normally.
network operates normally.
The upstream switch is running a proprietary spanning tree protocol that is similar to RSTP in the way to
implement rapid transition on designated ports. Port 1 is the designated port.
implement rapid transition on designated ports. Port 1 is the designated port.
The downstream switch is running MSTP. Port 2 is the root port.
Figure 1-8
Network diagram for rapid transition configuration
Configuration procedure
1) Configure the rapid transition feature in system view
Follow these steps to configure the rapid transition feature in system view:
To do...
Use the command...
Remarks
Enter system view
system-view
—
Enable the rapid transition
feature
feature
stp interface
interface-type
interface-number
no-agreement-check
Required
By default, the rapid transition
feature is disabled on a port.
By default, the rapid transition
feature is disabled on a port.
2) Configure the rapid transition feature in Ethernet port view
Follow these steps to configure the rapid transition feature in Ethernet port view:
To do...
Use the command...
Remarks
Enter system view
system-view
—
Enter Ethernet port view
interface
interface-type
interface-number
—
Enable the rapid transition
feature
feature
stp no-agreement-check
Required
By default, the rapid transition
feature is disabled on a port.
By default, the rapid transition
feature is disabled on a port.