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(release 6 and later).

Note 2:

For more details, refer to the documentation of the operating system used on the client workstation.

The following services can be configured:

- network services

- Web browsing

- Electronic messaging

- access to an FTP server

- file server.

4.9.1.1 NETWORK SERVICES (ROUTING, DNS)

These services are used by all the software which accesses the network:

- Internet browsers (Internet Explorer or Netscape Navigator, etc.).

- Tools for managing electronic mail (Netscape Communicator, Outlook, etc.).

- Multimedia tools (Real Player, Media Player, etc.)

Note:

To do this, the following parameters, IP address, Subnet mask, Default Gateway of the Ethernet ac-

cess card for this network as well as the DNS service must be configured in the following way:

4.9.1.1.1 DNS Server (Domain Name Server)

The main use of this service is to resolve names, that is, to produce the IP address of a

machine of which only the name is known. All DNS requests must be addressed to the

system. Requests addresses directly to a DNS on the Internet (DNS supplied by the ISP) will

be rejected by the firewall.

Example:

Configuring the DNS with Windows XP

Start -> All Programs -> Accessories - > Communications - > Network Connections - >

Select the local network connection -> Properties -> Internet Protocol (TCP/IP) -> Use

the following DNS server addresses

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Alcatel OmniPCX Enterprise R7.1 Manuale di Installazione Pagina 122