33
Perfect
Forward
Secrecy
(PFS) (Advanced Option)
Select
disable/Group
1/Group
2/Group 5
Disable (this needs to
match the server)
Link Detection Parameters (Advanced Option)
DPD Interval
Set time interval.
60 s
DPD Timeout
Set the timeout for dropped packets.
180 s
ICMP Detection Server
Set ICMP detection server
N/A
ICMP Detection Local IP
Set ICMP detection local IP
N/A
ICMP Detection Interval
Set ICMP Detection Interval
60 s
ICMP Detection Timeout
Set ICMP detection timeout
5 s
ICMP Detection Retries
Set ICMP detection max. retries
10
The security level of three encryption algorithms ranks successively: AES, 3DES, DES. The
implementation mechanism of encryption algorithm with stricter security is complex and slow
arithmetic speed. DES algorithm can satisfy the ordinary safety requirements.
3.5.3 Certificate Management
From navigation tree, select VPN >> Certificate Management, then enter “Certificate
Management” page to export CA or other certificate to router.
Note: When using certificate, please make sure the time of the router is sync with real time.
3.6 TOOLS
3.6.1 PING Detection
To do a ping, enter the navigation tree, select Tools>>Ping Detection, then enter the “Ping
Detection” page.
Table 3-6-1
PING Detection Parameters
1
PING Detection
Function description: PING outside network.
Parameters
Description
Default
Host
Address of the destination host of PING
detection is required.
N/A
