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ISDN Dial Backup Setup
WAN Connection
Detection
PPP/MP Setup
Vigor2850 Series User's Guide
This setting is only available for the router supporting
ISDN function.
Before utilizing the ISDN dial backup feature, you must
create a dial backup profile first. Please click ISDN >
Dialing to a Single ISP to create the backup profile.
None - Disable the backup function.
Packet Triggering -The backup line is not on until a packet
from a local host triggers the router to establish a
connection.
Such function allows you to verify whether network
connection is alive or not through ARP Detect or Ping
Detect.
Mode – Choose ARP Detect or Ping Detect for the system
to execute for WAN detection.
Ping IP – If you choose Ping Detect as detection mode, you
have to type IP address in this field for pinging.
TTL (Time to Live) – Displays value for your reference.
TTL value is set by telnet command.
PPP Authentication – Select PAP only or PAP or CHAP
for PPP. If you want to connect to Internet all the time, you
can check Always On.
Idle Timeout – Set the timeout for breaking down the
Internet after passing through the time without any action.
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