Is there a way to set a node property to a variable from information in the configuration... Such as an IP address in an access list or an IP address on a WAN interface? Then take and use that varaible to push out configuration such as
I need to add an additional line to an existing access list which is based on the wan interface IP address of the router...
or add interface descriptions based on IP address or location
access-list 115 permit tcp host 5.5.5.5 eq 5060 host ${WANIPADDRESSVAR}