Cisco Cisco 4G LTE Enhanced High-Speed WAN Interface Cards for Europe
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Configuration of Branch-Office Router
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
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