Perle Systems 5500161-40 User Manual

Page 234

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VPN

234

IOLAN SDS/SCS/STS/MDC User’s Guide, Version 4.0

Secret/Remote
Validation Criteria
Button

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. An
asterisk (*) is valid as a wildcard.

See

Shared Secret Field Description on page 235

for more information.

See

Remote Validation Criteria Field Descriptions on page 236

for more

information on the X.509 certificate validation criteria.

Local Device

When the VPN tunnel is established, one side of the tunnel is designated as
Right and the other as Left. You are configuring the IOLAN-side of the VPN
tunnel.

Data Options: Left, Right

Default: Left

Local IP Address

The IP address of the IOLAN. You can specify

%defaultroute

when the IP

address of the IOLAN is not always known (for example, when it gets its IP
address from DHCP). When

%defaultroute

is used, a default gateway must

be configured in the route table (

Network

,

Advanced

,

Route List

tab).

Field Format: IPv4 address, IPv6 address, FQDN,

%defaultroute

Local External IP
Address

When

NAT Traversal (NAT_T)

is enabled, this is IOLAN’s external IP address

or FQDN. When the IOLAN is behind a NAT router, this will be its public IP
address.

Field Format: IPv4 address, IPv6 address, FQDN

Local Next Hop

The IP address of the router/gateway that will forward data packets to the
remote VPN (if required). The router/gateway must reside on the same subnet
at the IOLAN. Leave this parameter blank if you want to use the

Default

Gateway

configured in the IOLAN.

Field Format: IPv4 or IPv6 address

Local Host/Network
Address

The IP address of a specific host, or the network address that the IOLAN will
provide a VPN connection to.

Field Format: IPv4 or IPv6 address

Local IPv4 Subnet
Mask

The subnet mask of the local IPv4 network. Keep the default value when you
are configuring a host-to-host VPN connection.

Default: 255.255.255.255

Local IPv6 Prefix
Bits

The prefix bits of the local IPv6 network. Keep the default value when you are
configuring a host-to-host VPN connection.

Default: 0

Remote IP Address The IP address or FQDN of the remote VPN peer. If you want to accept a VPN

connection from any VPN peer, you can enter

%any

in this field.

Field Format: IPv4 address, IPv6 address, FQDN,

%any

Remote External IP
Address

When

NAT Traversal (NAT_T)

is enabled, the remote VPN’s public external IP

address or FQDN.

Field Format: IPv4 address, IPv6 address, FQDN

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