Cradlepoint IBR600 User Manual page 48

User Manual / IBR600/IBR650
Home Agent IP Address, Home Agent Password, and Home Agent SPI – Your home agent will be defined by your
NEMO service provider.
Renew Registration – The NEMO network regularly re-registers with the home agent (e.g., every 30 seconds).
Specify the number of seconds between each check-in.
MTU – Override the maximum transmission unit (MTU) of the NEMO tunnel. The TCP
size) is automatically derived from the MTU. Leave blank to rely on
L2TP
Layer 2 Tunneling Protocol (L2TP) tunnels can be used to create a connection between two private networks.
NOTE: L2TP Tunnels require a feature license not included with ECM Prime. Go to SYSTEM > Administration >
Feature Licenses to enable this feature.
Once you have a valid feature license, click **Add**
to create a new L2TP tunnel. Click **Edit** to make
changes to an existing tunnel.
Add/Edit Tunnel – General
• Tunnel Name – Enter a name to uniquely identify
this tunnel
• LNS address – Enter the IP Address of the LNS
(tunnel server) peer
• MTU – Set the maximum transmission unit (MTU)
for the L2TP tunnel
• MRU – Set the maximum receive unit (MRU) to
request from the tunnel peer. The MRU is very
similar to the MTU: MTU is for packets sent and
MRU is for packets received
• Tunnel Enabled – Click to enable/disable this tunnel.
Default: Enabled.
Authentication
More authentication options and overrides are available
in the next section.
• Username – Username for user-specific
authorization. Leave blank to disable.
• Password – Shared secret (or password) used to
authenticate the associated Local and Remote
names.
Redial
• Enabled – When this is selected, the tunnel will
attempt to reconnect if disconnected.
Add/Edit Tunnel – Authentication
Path MTU
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MSS (maximum segment
Discovery.
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