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GS700AT Smart Switch Software Administration Manual
Managing Security 6-19
v1.0, October 2008
Protected Ports
The Protected Ports screen provides L2 isolation between ports within the same broadcast domain.
The isolated ports are defined as protected ports and forward traffic to unprotected ports, but not to
other protected ports. Undefined ports are perceived as unprotected and can send traffic to any
port; whether protected or unprotected. The default configuration is unprotected.
The Protected Ports screen allows network managers to define protected port membership.
To define protected ports:
1. Click Security > Traffic Control > Protected Ports > Protected Ports Membership. The
Protected Ports Membership screen displays:
The Protected Ports Membership screen contains the following fields:
Protected Ports Membership Table
• Port Number (1-XX) – Displays the unprotected and protected ports on the device.
2. Click on the gold button. The port panel displays.
3. Select the ports to be defined as protected ports.
4. Click APPLY to update the device.
ACL
Access Control Lists (ACL) allow network managers to define classification actions and rules for
specific ingress ports. Packets entering an ingress port, with an active ACL, are either admitted or
denied entry and the ingress port is disabled. If they are denied entry, the user can disable the port.
The ACL menu contains the following options:
Figure 6-11