Ipsec Setup - Linksys LRT214 User Manual

Linksys
Allows only the IP address that is entered to build the
IP Address:
VPN tunnel .
Allows local computers in this subnet to connect to the
Subnet:
VPN tunnel .
Allows a range of IP addresses to use this tunnel . Input
IP Range:
the beginning IP and the ending IP of the range .

IPSec Setup

NOTE The configuration on the remote router should be the same as the local
router .
Keying Mode: Manual: Choose if you want to configure a self-
defined key without negotiation . Encryption key and
Authentication key will be used to verify remote users .
IKE with Preshared Key: Authenticates remote users
by a pre-shared key, and negotiates the second key in
phase 2 . IKE with Pre-shared Key is selected by default .
Manual mode
•
Be sure to enter the same settings when configuring the other end router for
this tunnel .
Input a number between 100~ffffffff as SPI (Security
Incoming SPI:
Parameter Index) . SPI is an identification tag for an
IPSec association . The incoming SPI of this router
should be the same as the outgoing SPI at the other
end of the tunnel .
Input a hexadecimal number between 100~ffffffff as
Outgoing SPI:
SPI . The outgoing SPI of this router should be the same
as the incoming SPI at the other end of the tunnel .
Encryption: DES or 3DES .
MD5 or SHA1 .
Authentication:
Encryption Key: Input 16 numbers for DES method or 48 numbers for
3DES method .
If you enter less than required values, zeroes will be
filled in to empty spaces .
Example: If you enter 12345678 for DES encryption,
the box will show "1234567800000000 . "
Enter 32 numbers for MD5 method or 40 numbers for
Authentication
SHA1 encryption method .
Key:
• IKE with Preshared Key
Be sure to enter the same settings when configuring the other end router for
this tunnel .
VPN
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