Lab 2 IPv6 over an IPv4 Tunnel

1. Remove the IPv6 configuration from the Juniper M10
   heanet@juniper> edit
   [edit]
   heanet@juniper# edit interfaces
   [edit interfaces]
   heanet@juniper# delete so-0/0/1 unit 0 family inet6
   heanet@juniper# delete ge-1/0/0 unit 0 family inet6

2. Commit your configuration to get it to take affect.
   [edit interfaces]
   heanet@juniper# commit