Setting Up a Virtual Private Network (VPN) Tunnel 6-13

ppp authentication pap

6Ensure RIP and IP Pool configuration parameters are set to the following values:

RIP Configuration

router rip ver 2

network 192.180.3.0

IP Pool for L2TP Tunnel

ip local pool L2TP 192.168.200.3 192.168.200.10

At this point, your L2TP tunnel should be fully operational and ready for use.

Debugging an L2TP If your L2TP tunnel has not been successfully established, or if it is not operating as Tunnel on a Cisco Router expected, use the following debug commands to identify and correct the

problem(s) you are experiencing:

Debug vpdn command:

Parameter

Used to Debug

error

VPDN Protocol errors

event

VPDN event

l2tp-sequencing

L2TP sequencing

l2x-data

L2F/L2TP data packets

l2x-errors

L2F/L2TP protocol errors

l2x-events

L2F/L2TP protocol events

l2x-packets

L2F/L2TP control packets

Debug ppp command:

Parameter

Used to Debug

authentication

CHAP and PAP authentication

bap

BAP protocol transactions

cbcp

Callback Control Protocol negotiation

compression

PPP compression

error

Protocol errors and error statistics

multilink

Multilink activity

negotiation

Protocol parameter negotiation

packet

Low-level PPP packet dump

tasks

PPP background tasks

To configure encryption parameters using the OCR 812 web configurator, see the

Online User’s Guide.

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3Com OfficeConnect Remote 812 manual Ppp authentication pap, Problems you are experiencing