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G-router/C-router 

Universal GSM or CDMA to RS-232 and Ethernet 

Gateway 

L2TP VPN 

Deployment Guide 

 
 
 
 
 
 

 

 

 

 

 

 

 

Author 

RFI-IVLI 

Document Version 

L2TP VPN Deployment Guide v1.1 

Date 

17-06-2010 

Covering Product code 

G-router 

C-router 

 

Summary of Contents for L2TP VPN

Page 1: ...C router Universal GSM or CDMA to RS 232 and Ethernet Gateway L2TP VPN Deployment Guide Author RFI IVLI Document Version L2TP VPN Deployment Guide v1 1 Date 17 06 2010 Covering Product code G router...

Page 2: ...anty of any kind express or implied Users must take full responsibility for their application of any products Notwithstanding any other warranty herein all document files and software are provided as...

Page 3: ...ing up an own APN might not be attractive An alternative to establish communication from two sides is to establish a VPN tunnel between each router and the Telco s VPN server as VPN servers are much m...

Page 4: ...onnection without the mobile device requiring a public IP address For authentication purposes a RADIUS server is assumed but the implementation is left to the customer Note that after all settings hav...

Page 5: ...0 interface FastEthernet0 0 ip address 172 16 0 1 255 255 255 0 duplex auto speed auto interface Virtual Template1 mtu 1516 ip unnumbered Loopback0 peer default ip address pool lac ip local pool lac...

Page 6: ...ommand The secret must be identical to the value specified in the Configuration Network Configuration L2TP VPN Tunnel Secret setting If the secret is not used this entry must be empty On the Cisco rou...

Page 7: ...etting is not necessary in this case It can be disabled by entering Router config interface Virtual Template1 Router config if no peer default ip address Router config if Z Router The C router and G r...

Page 8: ...pecified as an interval in seconds Configuration Network Configuration L2TP VPN Maximum allowed LCP Echo failures This setting specifies the amount of consecutive Echo failures that are allowed before...

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