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Cisco Prime Network 4.0 User Guide
OL-29343-01
Chapter 25 Monitoring Mobile Technologies
LTE Networks
Tunnel Selection Key The selection key to create tunnels between the L2TP service and the LNS
server, based on the value of the \u2015Tunnel-Server-Auth-ID\u2016
attribute received from the AAA server.
New Call Policy The new call policy for busy-out conditions, which can be any one of the
following:
• None
• Accept
• Reject
Data Sequence
Numbers Indicates whether data sequence numbering for ses si o n s th at use the current
LAC service is enabled. This option is enabled by default.
Tunnel Authentication Indicates whether tunnel authentication is enabled.
Note If this option is enabled, a configured shared secret is used to ensure
that the LAC service is communicating with an a uthorized peer LNS.
The shared secret is configured by the command in the LA C ser v ice
configuration mode, the command in the subscriber configurat ion
mode, or the Tunnel-Password attribute in the subscribers RADIUS
profile.
Proxy LCP
Authentication Indicates whether the option to send proxy LCP authentication parameters to
the LNS is enabled.
Attribute Hiding Indicates whether certain attributes in control messages sent from the LAC
to the LNS is hidden.
Note The LAC hides these attributes only if the tunnel authentication
option is enabled between the LAC and LNS.
Framed IP Address
Snoop Indicates whether the LAC can detect IPCP packets exchanged between the
mobile node and the LNS and extract the framed-I-address assigned to the
mobile node.
Note The address that is extracted is reported in the accounting start/stop
messages and will be displayed for each subscriber session.
Allow AAA Assigned
Host Name Indicates whether the Tunnel-Client-Auth ID assigned by AAA is used as the
Host name AVP in the L2TP tunnel setup message.
Note If the tunnel parameters are not received from the RADIUS server,
then the parameters configured in APN are consid ered for LNS peer
selection. When the parameters in APN are considered, the
local-hostname configured with the APN command for the LNS peer
is used as the LAC Host name.
Table 25-30 LAC Configuration Details
Field Description