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Configuring IP Utilities

9-6

304234-A Rev 00

Modifying How the DNS Client Handles Server Responses

You can specify whether the router accepts the DNS server’s response when it

contains a truncation bit, or whether the router accepts data only from the

authorized DNS server.

Using the BCC

To use the BCC to modify how the DNS client handles server responses, navigate

to the dns prompt and enter:

ignore-truncation

state

is enabled or disabled

authoritative-only

state

is enabled or disabled

For example, the following commands tell the router

to accept DNS server

responses that contain the truncation bit in the DNS header and to accept data only

from an authorized server:

dns# ignore-truncation disabled

dns# authoritative-only enabled

Using Site Manager

To use Site Manager to modify how the DNS client handles server responses,

complete the following tasks:

Site Manager Procedure

You do this System responds

1. In the Configuration Manager window,

choose

Protocols

The Protocols menu opens.

2. Choose

Global Protocols

. The Global Protocols menu opens.

3. Choose

DNS

. The DNS menu opens.

4. Choose

Global

. The Edit DNS Global Parameters window

opens.

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Avaya Configuring IP Utilities Manuale Utente Pagina 152