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3.5.5 IPSEC Settings
Internet Protocol Security (IPsec) is a protocol suite for securing Internet Protocol (IP) communications by
authenticating and encrypting each IP packet of a communication session. By configure this configuration page, user
allows IPsec tunnels to pass through the router.
The description of the columns is as below:
TERMS
DESCRIPTION
Enable IPsec
Select Enable to activate the IPsec function
IPsec Status
Display the IPsec status, whether it is connected or disconnected
When the VPN is connected, the IPsec status will display “Connected”.
Exchange Mode
Main or Aggressive mode selection
Authentication
Method
Default: PSK
Optional: Pre Shared Key or Certificate
Pre-shared key
Default: none
Type the Pre-shared key. The Pre-share key must be the same in both ends.
IPsec Cipher Suites
Default: AES128-SHA1-DH2
Set algorithms for IKE and ESP proposal, choose AES128-SHA1-DH2, DES-SHA1-DH2,
3DES-SHA1-DH2 and AES256-SHA1-DH2. The cipher must be the same in both ends.
Local IP
IP Address of the local side of the tunnel. (Use 0.0.0.0 when WAN is dynamic IP.)
Local Subnet
Set IPSec local protected subnet and subnet mask, i.e. 192.168.1.0/24
Remote Host
Default: 0.0.0.0