Cisco L2TP configuration Commands

R6

Interface FastEthernet 0/0

IP addr 10.0.0.1 255.255.255.0

No shut

Interface serial0/0

IP addr 200.0.0.5 255.255.255.252

No shutdown

IP Route 0.0.0.0 0.0.0.0 200.0.0.6

R6 L2TP

Config T

Username User1 password 0 (encryption level) User1 (several account login to write a few)

Username user2 password 0 (encryption level) User2

Username User3 password 0 (encryption level) User3

VPDN enable (Virtual Private VPN network)

Vpdn-group MYL2TP (custom group name: MYL2TP)

Accecpt-dianlin (Allow access)

Protocol L2TP (using L2TP protocol)

Virtual-template 1 (Call virtual template)

Exit

No L2TP tunnel authentication

Exit

Interface Virtual-template1

IP unnnumbered fa0/0 (determines no numbered IP address)

Encapsulation PPP (PPP package)

Peer default IP Add pool ip-pool (assign address pool to define the name of the address pool)

PPP Authentication CHAP

No shutdown

Exit

IP local pool ip-pool 11.0.0.201 11.0.0.210 (indicates the range of address pools)

End

Show ip interface breif

R6 Formal Configuration

En

Config T

No IP domain-lookup

IP classless

IP Subnet-zero

Hostname R6

Interface Serial 1/2

IP addr 173.16.1.1 255.255.255.252

No shut

IP fa2/0

IP addr 11.0.0.101 255.0.0.0

No shut

Exit

Router OSPF 100 (process number)

Network 173.16.1.0 0.0.0.3 Area 0

Network 11.0.0.0 0.255.255.255 Area 0 (code)

End

Show IP route

R7

En

Config T

No IP domain-lookup

IP classless

IP Subnet-zero

Hostname R6

Interface Serial 1/2

IP addr 173.16.1.2 255.255.255.252

No shut

IP fa2/0

IP addr 12.0.0.101 255.0.0.0

No shut

Exit

Router OSPF 100 (process number)

Network 173.16.1.0 0.0.0.3 Area 0

Network 12.0.0.0 0.255.255.255 Area 0 (code)

End

Show IP route

Tracert 11.0.0.102

Cisco L2TP configuration Commands