Status Messages for IP Filtering display here

Router Configuration

119

Configur- ing the Telnet Server Port

Configur- ing IP Filtering

When using NAT on the IAD, it is often desired to configure a host behind NAT as a Telnet Server. In this case, Telnet requests are passed to the host, and not handled by the IAD. By changing the Telnet port, both the host and IAD may be accessed via Telnet.

To set the port for the Telnet Server, follow these steps:

1.On the Router Configuration menu, type T to select Configure Telnet Server Port.

2.The IAD displays the current IP address and a prompt:

Enter Telnet Server Port: (23)

Type the new Telnet Server port (the default is 23).

3.The IAD saves the changes and displays the Router Configuration menu.

4.Continue with other configuration tasks, or press Escape to return to the Main menu.

5.Reset the IAD (page 15) when you finish router configuration.

IP filtering allows for selective deletion of incoming and/or outgoing packets. The IAD inspects each packet, and based on configured filters, allows them to pass or deletes them. This feature may be used as a firewall to only allow known good packets to pass though the IAD.

NOTE Because each packet must be tested against one or more filters, IP filtering may significantly affect IAD performance.

To configure IP Filtering, type F on the Router Configuration menu. The IAD displays the IP Filtering Configuration menu:

Figure 5–6. IP Filtering Configuration Menu

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IP Filtering Configuration Menu

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Editing Unselected Port Input filters

P. Choose port for IP filtering

F. Globally enable/disable input or output filters T. Toggle input or output type filters to view/edit D. Display all filters of the chosen type

I. Insert new or buffered filter of chosen type A. Append new or buffered filter to end of list E. Edit a filter of the chosen type

C. Copy filter operations menu

X. Delete one filter of the chosen type Z. Delete all filters of the chosen type S. Show IP filtering statistics

Y. Clear IP filtering statistics

NetEngine IAD User Guide

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Polycom 6000, 7000 manual IP Filtering Configuration Menu

7000, 6000 specifications

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