Command Manual - Port Isolation 
Quidway S3900 Series Ethernet Switches-Release 1510 
Chapter 1  Port Isolation Configuration 
Commands
 
Huawei Technologies Proprietary 
1-2 
Description 
Use the port isolate command to add an Ethernet port to the isolation group. 
Use the undo port isolate command to remove an Ethernet port from the isolation 
group. 
 
  Note: 
When the port isolate command or undo port isolate command is executed, the 
other ports which are in the same aggregation group with the current port in the local 
unit will be added to or removed from the isolation group together at the same time.  
 
By default, an isolation group contains no port. 
Example 
# Add Ethernet1/0/1 port to the isolation group. 
<Quidway> system-view 
System View: return to User View with Ctrl+Z. 
[Quidway] interface ethernet1/0/1 
[Quidway-Ethernet1/0/1] port isolate 
All aggregated ports in same unit will join isolated group together 
# Remove Ethernet1/0/1 from the isolation group. 
[Quidway-Ethernet1/0/1] undo port isolate 
 All aggregated ports in same unit will join isolated group together