Virtual Private Networking
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N300 Wireless Dual Band ADSL2+ Modem Router DGND3300v2
2. Click VPN Status to display the Current VPN Tunnels (SAs) screen.
This table lists the following data for each active VPN tunnel.
• SPI. Each SA has a unique SPI (Security Parameter In
dex) for traffic in each
direction. For manual key exchange, the SPI is specified in the policy definition. For
automatic key exchange, the SPI is generated by the IKE protocol.
• Policy Name. T
he VPN policy associated with this SA.
• Remote Endpoint. The IP a
ddress on the remote VPN endpoint.
• Action. Either a Drop or a
Connect button.
• SLifeTime (Secs). The
remaining soft lifetime for this SA in seconds. When the soft
lifetime becomes 0 (zero), the SA (security association) is re-negotiated.
• HLifeTime (Secs). The
remaining hard lifetime for this SA in seconds. When the hard
lifetime becomes 0 (zero), the SA (wecurity association) is terminated. (It is
re-established if required.)
Deactivate a VPN Tunnel
Sometimes a VPN tunnel has to be deactivated for testing purposes. You can deactivate a
VPN tunnel from two places:
• Policy t
able on VPN Policies screen
• VPN Status screen
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