Virtual PrivateNetworks(VPN) Dynamic Multipoint VPN(DMVPN)
IX20 User Guide
610
e. For Key, type a four-octet value that matches the key on the remote endpoint.
f. (Optional) Enable keepalive reply to enable the device to reply to Cisco GRE keepalive
packets.
g. (Optional) Enable open routingto enable packets destined for an addresswhich is not
explicitly in the routing table to exit the IPtunnel.
4. Assign an IPaddressto the IPtunnel:
a. Click Network >Interfaces.
b. For Add Interface, type a name for the interface and click .
c. For Zone, select Internal.
d. For Device, select the IPtunnel created above.
e. Click to expand IPv4.
f. For Address, type the IPaddress and netmask of the tunnel. The netmask must be set to
/32.