TP-LINK TL-ER6120 User Manual download pdf (Page 99)

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Figure 3-60 IPsec Proposal

The following items are displayed on this screen:

¾ IPsec Proposal

Proposal Name:

Specify a unique name to the IPsec Proposal for

identification and management purposes. The IPsec

proposal can be applied to IPsec policy.

Security Protocol:

Select the security protocol to be used. Options include:

z AH: AH (Authentication Header) provides data origin

authentication, data integrity, and anti-replay services.

z ESP: ESP (Encapsulating Security Payload) provides

data encryption in addition to origin authentication, data

integrity, and anti-replay services.

AH Authentication:

Select the algorithm used to verify the integrity of the data

for AH authentication. Options include:

z MD5: MD5 (Message Digest Algorithm) takes a

message of arbitrary length and generates a 128-bit

message digest.

z SHA: SHA (Secure Hash Algorithm) takes a message

less than the 64th power of 2 in bits and generates a

160-bit message digest.

ESP Authentication:

Select the algorithm used to verify the integrity of the data

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