Configure Advanced interfaces settings
Digi TransPort User Guide 296
Only allow calling numbers ending with n
When set to answer calls, this setting provides a filter for ISDN sub-addresses. This value is
blank by default but when the PPP instance is set to answer calls, only numbers having trailing
digits that match the sub-address value in this test will be answered. So for example, if this
value is set to 123, only calls from numbers with trailing digits that match this value will be
answered, for example, 01942 605123.
Close the PPP connection after s seconds
The maximum time that the link will remain active in any one session. After this time, the link
will be deactivated.
if it has been up for m minutes in a day
The router deactivates the PPP instance after it has been active for the value specified in this
text box.
if it has been idle for h hrs m mins s secs
The router deactivates the PPP instance after the time specified in these text boxes if it detects
that the link has not seen traffic.
Alternative idle timer for static routes s seconds
An alternative inactivity timeout for use in conjunction with the Make PPP n interface use
the alternative idle timeout when this route becomes available parameter on the
Configuration > Network > IP Routing/Forwarding > Static Routes > Routes n > Advanced
web page. This timeout will only be used until the PPP instance next deactivates. After that the
normal timeout value is used.
If the link has not received any packets for s seconds
The amount of time the router waits without receiving any PPP packets before disconnecting.
The timer is reset with each received PPP packet.
if the negotiation is not complete in s seconds
The maximum time, in seconds, allowed for the PPP negotiation to complete. If negotiations
have not completed within this period, the interface is deactivated.