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5. Enhanced Network Security
Security Level
Authentication Only
Authentication and Low Level
Encryption
5
Authentication and High Level
Encryption
The following table lists the settings that are automatically configured according to the security level.
Setting
Security
Policy
Encapsul
ation
Mode
IPsec
Requirem
ent Level
Authentic
ation
Method
Phase 1
Hash
Algorithm
160
Select this level if you want to authenticate the transmission partner
and prevent unauthorized data tampering, but not perform data
packet encryption.
Since the data is sent in cleartext, data packets are vulnerable to
eavesdropping attacks. Do not select this if you are exchanging
sensitive information.
Select this level if you want to encrypt the data packets as well as
authenticate the transmission partner and prevent unauthorized
packet tampering. Packet encryption helps prevent
eavesdropping attacks. This level provides less security than
"Authentication and High Level Encryption".
Select this level if you want to encrypt the data packets as well as
authenticate the transmission partner and prevent unauthorized
packet tampering. Packet encryption helps prevent
eavesdropping attacks. This level provides higher security than
"Authentication and Low Level Encryption".
Authentication Only
Apply
Transport
Use When Possible
PSK
MD5
Security Level Features
Authentication and Low Level
Encryption
Apply
Transport
Use When Possible
PSK
SHA1
Authentication and High
Level Encryption
Apply
Transport
Always Require
PSK
SHA1
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