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Cisco 10000 Series Router Software Configuration Guide
OL-2226-23
Chapter 5      Configuring the Layer 2 Tunnel Protocol Access Concentrator and Network Server
L2TP Network Server
LNS Tunnel Accounting Configuration Example
Example 5-18 shows how to configure the LNS to send tunnel accounting records to the RADIUS server.
Example 5-18 Configuring the LNS for Tunnel Accounting
aaa new-model 
! 
! 
aaa accounting network m1 start-stop group radius 
aaa accounting network m2 stop-only group radius 
aaa session-id common 
enable secret 5 $1$ftf.$wE6Q5Yv6hmQiwL9pizPCg1 
! 
username ENT_LNS password 0 tunnelpass 
username user1@cisco.com password 0 lab 
username user2@cisco.com password 0 lab 
spe 1/0 1/7 
firmware location system:/ucode/mica_port_firmware 
spe 2/0 2/9 
firmware location system:/ucode/mica_port_firmware 
! 
! 
resource-pool disable 
clock timezone est 2 
! 
ip subnet-zero 
no ip domain-lookup 
ip host CALLGEN-SECURITY-V2 10.24.80.28 10.47.0.0 
ip host dirt 172.16.1.129 
! 
vpdn enable 
vpdn tunnel accounting network m1 
vpdn session accounting network m1 
! 
vpdn-group 1 
accept-dialin 
protocol l2tp 
virtual-template 1 
terminate-from hostname ISP_LAC 
local name ENT_LNS 
! 
isdn switch-type primary-5ess 
! 
! 
fax interface-type modem 
mta receive maximum-recipients 0 
! 
interface Loopback0 
ip address 172.16.0.101 255.255.255.0 
! 
interface Loopback1 
ip address 192.168.0.101 255.255.255.0 
! 
interface Ethernet0 
ip address 10.1.26.71 255.255.255.0 
no ip mroute-cache 
no cdp enable 
! 
interface Virtual-Template1 
ip unnumbered Loopback0 
peer default ip address pool vpdn-pool1 
ppp authentication chap