
303509-A Rev 00 vii
A Day in the Life of a Layer 3 Packet ............................................................................3-14
How a Packet Moves Through a Dial VPN Network ...............................................3-16
How a Packet Returns to the Remote Node ..........................................................3-17
When Does Dial VPN Tear Down the Tunnel? .......................................................3-19
Chapter 4
Configuring the Remote Access Concentrator
Installing and Configuring the RAC Software .................................................................4-1
Loading Software and Booting the RAC .........................................................................4-6
Configuring Active RIP ...................................................................................................4-7
Defining Routes ........................................................................................................4-7
Configuring the RAC to Advertise RIP 1 and/or RIP 2 Updates ...............................4-8
Chapter 5
Configuring TMS and Security for
erpcd
Networks
Managing TMS Using the TMS Default Database ..........................................................5-2
Using Tunnel Management Commands .........................................................................5-4
Tunnel Management Commands ....................................................................................5-4
Command Arguments .....................................................................................................5-6
Configuring Local Authentication Using the ACP .........................................................5-12
Alternatives to the Default Database ............................................................................5-13
TMS System Log (Syslog) Messages ..........................................................................5-13
Chapter 6
Configuring the TMS Using Local RADIUS
Managing RADIUS-Based TMS .....................................................................................6-1
Tunnel Negotiation Message Sequence .........................................................................6-2
Using RADIUS Accounting .............................................................................................6-4
Service Provider Accounting Messages ..................................................................6-4
RADIUS Attributes That Support Tunneling ....................................................................6-6
TMS Parameters for erpcd-Based and All-RADIUS Tunnels ..........................................6-8
TMS System Log (Syslog) Messages ............................................................................6-9
Chapter 7
Configuring the Layer 3 Gateway
Configuring the Gateway ................................................................................................7-1
Gateway Accounting Messages .....................................................................................7-5
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