Billion BiPAC 8500/8520 User Manual page 139

6 Idle Timeout
IPSec
Authentication
7
Encryption
Perfect Forward
Secrecy
Pre-shared Key
Chapter 4: Configuration
Billion BiPAC 8500/8501/8520/8521 SHDSL (VPN) Firewall Bridge/ Router
0
MD5
3DES
None
12345678
The connection will be disconnected when
there Is no traffic for a predefined period of
time. Idle time 0 means the connection is
always on.
Enabled for enhancing your L2TP VPN
security.
Both ends should use the same value.
135