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VPN
Exceptions
Exceptions allow specific hosts or any host in a network to access the IOLAN outside of a VPN
tunnel. This is especially useful when allowing local network hosts access to the IOLAN when VPN
tunnels have been configured for remote user security.
Authentication
Method
Specify the authentication method that will be used between VPN peers to
authenticate the VPN tunnel.
Data Options:
z
Shared Secret
—A text-based secret that is used to authenticate the IPsec
tunnel (case sensitive).
z
X.509 Certificate
—X.509 certificates are used to authenticate the IPsec
tunnel. When using this authentication method, you must include the
signing authority’s certificate information in the SSL/TLS CA list and
download it to the IOLAN.
Default:
Shared Secret
Remote Validation
Criteria
Depending on the
Authentication Method
:
Shared Secret
—Specify the text-based secret that is used to authenticate the
IPsec tunnel (case sensitive). This applies to all VPN tunnels (IPsec and
L2TP/IPsec).
X.509 Certificate
—Specify the remote X.509 certificate validation criteria
that must match for successful authentication (case sensitive). Note that all
validation criteria must be configured to match the X.509 certificate. If using
an asterisk (*) for wildcard matching, the Boot Action must be set to
Add
(Listen).
Shared Secret Field Description
for more information.
Remote Validation Criteria Field Descriptions
or more information on the
X.509 certificate validation criteria.
IPv4 Local IP
Address
Specify the unique IPv4 address that hosts accessing the IOLAN through the
L2TP tunnel will use.
Field Format:
IPv4 address
IPv4 Remote IP
Start Address
Specify the first IPv4 address that can be assigned to incoming hosts through
the L2TP tunnel.
Field Format:
IPv4 address
IPv4 Remote IP
End Address
Specify the end range of the IPv4 addresses that can be assigned to incoming
hosts through the L2TP tunnel.
Field Format:
IPv4 address
Authentication
Specify the authentication method that will be used for the L2TP tunnel.
Data Options:
CHAP, PAP, Both
Default:
Both