Cisco Cisco 4G LTE Enhanced High-Speed WAN Interface Cards for Europe

 

 

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hostname branch-router 

! 

ip dhcp excluded-address 10.4.0.254 

! 

ip dhcp pool lte 

   network 10.4.0.0 255.255.0.0 

   dns-server 66.209.10.201 66.102.163.231 

   default-router 10.4.0.254 

! 

chat-script lte "" "AT!CALL1" TIMEOUT 20 "OK" 

! 

track 234 ip sla 1 rechability 

!                  

crypto isakmp policy 1 

 encr 3des 

 authentication pre-share 

! 

crypto isakmp key mykey address 20.20.241.234 

! 

crypto ipsec transform-set mytransformset ah-sha-hmac esp-3des 

mode transport 

!transport mode encrypts only the payload and avoids IPinIP tunnel over GRE 
tunnel 

crypto map lte 10 ipsec-isakmp 

 set peer 20.20.241.234 

 set transform-set mytransformset 

 match address gre-traffic 

! 

interface Tunnel1 

 ip unnumbered vlan104 

 ip mtu 1400 

 tunnel source Dialer2 

 tunnel destination 20.20.241.234 

! 

!GRE over primary (DSL) 

! 

interface Tunnel2 

 ip ospf demand-circuit