Vlan Isolation; Chapter 57 Vlan Isolation; Vlan Isolation Overview; Configuring Vlan Isolation - ZyXEL Communications XGS2220 Series User Manual

30/54-port gbe/sfp smart managed layer-3 switch

Table of Contents

This chapter shows you how to configure the Switch to prevent communications between ports in a

VLAN Isolation allows you to do port isolation within a VLAN in a simple way. You specify which ports in a

VLAN is not isolated by adding it to the promiscuous port list. The Switch automatically adds other ports

in this VLAN to the isolated port list and blocks traffic between the isolated ports. A promiscuous port can

communicate with any port in the same VLAN. An isolated port can communicate with the promiscuous

Note: You can have up to one VLAN Isolation rule for each VLAN.

Note: Make sure you keep at least one port in the promiscuous port list for a VLAN with VLAN

Isolation enabled. Otherwise, this VLAN is blocked from the whole network.

Click SWITCHING > VLAN Isolation in the navigation panel to display the screen as shown.

VLAN Isolation Example

XGS2220 Series User's Guide

VLAN Isolation