Extreme Networks Altitude 4700 Series Dokumentacja Pobierz pdf (Strona 231)

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Altitude 4700 Series Access Point Product Reference Guide

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To configure manual key settings for the access point:

1 Select Network Configuration > WAN > VPN from the access point menu tree.

2 Refer to the VPN Tunnel Config field, select the Manual Key Exchange radio button and click the

Manual Key Settings button.

3 Configure the Manual Key Settings screen to modify the following:

NOTE

When entering Inbound or Outbound encryption or authentication keys, an error message could display

stating the keys provided are “weak”. Some WEP attack tools invoke a dictionary to hack WEP keys based on

commonly used words. To avoid entering a weak key, try to not to produce a WEP key using commonly used

terms and attempt to mix alphabetic and numerical key attributes when possible.

AH Authentication AH provides data authentication and anti-replay services

for the VPN tunnel. Select the required authentication

method from the drop-down menu:

• None—Disables AH authentication. The rest of the

fields are not active.

• MD5—Enables the Message Digest 5 algorithm

requiring 128-bit (32-character hexadecimal) keys.

• SHA1—Enables Secure Hash Algorithm 1, requiring

160-bit (40-character hexadecimal) keys.

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