ZyXEL Communications 128IMH manual Nailed-up Connection, Outgoing Authentication Protocol

Prestige 128IMH ISDN Modem/ Router/Hub

Session Option:	Use the space bar to toggle this field to Yes and press	Default=Blank
Edit Filter Sets	[Enter] to open Menu 11.5 to edit the filter sets. See the
	Remote Node Filter section for more details.
Session Option:	This value specifies the number of idle seconds that	Default=300sec
Idle Timeout (sec)	elapses before the remote node is automatically
	disconnected. Idle seconds is the period of time when no
	data is transmitted from your Prestige. Administrative
	packets such as RIP are not counted as data. The default
	is 300 seconds (5 minutes). This option only applies when
	the Prestige initiates the call.

Once you have completed filling in Menu 11.1.1 – Remote Node Profile, press [Enter] at the message [Press ENTER to Confirm…] to save your configuration, or press [Esc] at any time to cancel.

4.1.2 Nailed-up Connection

A nailed-up connection is a dial-up line where the connection is always up regardless of traffic demand. The Prestige does two things when you specify a nailed-up connection. The first is that idle timeout is disabled. The second is that the Prestige will try to bring up the connection at power-on and whenever the connection is down.

A nailed-up connection can be very expensive for obvious reasons. Please do not specify a nailed- up connection unless your telephone company offers flat-rate service or you need a constant connection and the cost is of no concern.

4.1.3 Outgoing Authentication Protocol

Generally speaking, you should employ the strongest authentication protocol possible, for obvious reasons. However, some vendor’s implementation includes specific authentication protocol in the user profile. It will disconnect if the negotiated protocol is different from that in the user profile, even when the negotiated protocol is stronger than specified. If you encounter the case where the

4-6 Remote Node Configuration