Garmin HM210DP/DI manual Blocking Specific Protocols

Configuring Firewall Settings

	filter rule, are assigned a session index).
Time to expire	The number of seconds in which the connection will
	automatically expire.
Protocol	The underlying IP protocol used on the connection,
	such as TCP, UDP, IGMP, etc.
I/F	The interface on which the IP Filter rule is effective.
IP Address	The IP address involved in the communication. The
	first one shown is the initiator of the communication.
Port	The hardware addresses of the ports involved in the
	communication.
In/Out Rule Index	The number of the IP Filter rule that is applied to this
	session (assigned when the rule was created).
In/Out Action	The action (accept, deny, or unknown) being taken on
	data coming in to or going out from the interface. This
	action is specified in the rule definition.
Actions	Provides a icon you can click on ( ) to delete the IP
	session. When you delete a session, the
	communication between is discontinued.

You can click the Refresh button to display newly accumulated data.

11.3Blocking Specific Protocols

The Blocked Protocols feature enables you to prevent the HM210dp/di from passing any data that uses a particular protocol. Unlike the IP Filter feature, you cannot specify additional criteria for blocked protocols, such as particular users or destinations.

NOTE! Blocking certain protocols may disrupt or disable your network communication or Internet access. DO NOT use this feature unless you are certain that a particular protocol is not needed or wanted on your network.

To block specific protocols running across the system, select Services > Blocked Protocols. The Blocked Protocols page appears:

90 EN/LZT 108 6492 R2 - October 2003