ZyXEL Communications XS3800-28 Cli Reference Manual page 294

ports on switch B sending traffic through designated port 8 to switch C. Traffic received on designated
port 8 from switch C will not be forwarded to any other isolated ports on switch B.
Before Smart Isolation
Isolated ports: 2~6
Root port: 7
Designated port: 8
After Smart Isolation:
Isolated ports: 2~6, 8
Root port: 7
Designated port: 8
You should enable RSTP or MRSTP before you can use smart isolation on the Switch. If the network
topology changes, the Switch automatically updates the isolated port list with the latest designated
port information.
Note: The uplink port connected to the Internet should be the root port. Otherwise, with smart
isolation enabled, the isolated ports cannot access the Internet.
79.2 Command Summary
The following section lists the commands for this feature.
Table 185 smart-isolation Command Summary
COMMAND
no smart-isolation
show smart-isolation
smart-isolation
79.3 Command Examples
This example enables smart isolation and displays smart isolation status and information on the Switch.
You should have configured RSTP or MRSTP on the Switch in order to have smart isolation work by adding
the designated port(s) to the isolated port list. You also have created VLAN 200 and configured a
Chapter 79 Smart Isolation Commands
A
B
:
Ethernet Switch CLI Reference Guide
C
DESCRIPTION
Disables smart isolation on the Switch.
Enables smart isolation on the Switch.
Displays the smart isolation status and information on the
Switch.
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M P
C 13
E 3
C 13