DMVPN Troubleshooting Commands

Some basic IOS IPsec/DMVPN commands to aid with troubleshooting:

show dmvpn detail
show ip nhrp
show ip nhrp multicast
show crypto isakmp sa
show crypto isakmp policy
show crypto ipsec sa
show run | s isakmp
show run | s ipsec
show run | s interface Tunnel
debug crypto isakmp
debug crypto ipsec

Remember to enable terminal monitor if you are remote for the debug commands