3com S7906E Manuel De Montage

Page de 2621
 
1-34 
To do... 
Use the command... 
Remarks 
Enter system view 
system-view 
 
Enter Ethernet 
interface view, or 
Layer 2 aggregate 
interface view 
interface
 interface-type 
interface-number 
Enter interface 
or port group 
view 
Enter port group view
port-group manual 
port-group-name 
Required 
Use either command. 
Enable No Agreement Check 
stp no-agreement-check 
Required 
Disabled by default 
 
No Agreement Check configuration example 
1) Network 
requirements 
z
 
Device A connects to Device B, a third-party device that has different MSTP implementation. Both 
devices are in the same region. 
z
 
Device B is the regional root bridge, and Device A is the downstream device. 
Figure 1-9 
No Agreement Check configuration 
 
 
2) Configuration 
procedure 
# Enable No Agreement Check on GigabitEthernet 2/0/1 of Device A. 
<DeviceA> system-view 
[DeviceA] interface gigabitethernet 2/0/1 
[DeviceA-GigabitEthernet2/0/1] stp no-agreement-check 
Configuring Protection Functions 
An MSTP-enabled device supports the following protection functions: 
z
 
BPDU guard 
z
 
Root guard 
z
 
Loop guard 
z
 
TC-BPDU guard  
 
Among loop guard, root guard and edge port settings, only one function can take effect on a port at the 
same time.