Ericsson HM210di User's Guide download pdf (Page 99)

Configuring Firewall Settings

EN/LZT 108 6492 R2 - October 2003

Check the protocol type you want to block and click the Submit button.

Make sure to use the Commit feature to save your changes to the

permanent memory.

To unblock a specific protocol, uncheck the protocol and repeat the submit

and commit tasks.

The following list describes each of the available protocols:

Protocol Description

PPPoE Point-to-Point Protocol over Ethernet. Many DSL

modems use PPPoE to establish and maintain a

connection with a service provider. PPPoE provides a

means of logging in to the ISPs servers so that they

can authenticate you as a customer and provide you

access to the Internet. Check with your ISP before

blocking this protocol.

IP Multicast IP Multicast is an extension to the IP protocol. It

enables individual packets to be sent to multiple hosts

on the Internet, and is often used for handling e-mail

mailing lists and teleconferencing/videoconferencing.

RARP Reverse Address Resolution Protocol. This IP

protocol provides a way for computers to determine

their own IP addresses when they only know their

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Ericsson HM210di User's Guide Page 99