type: u32
help: Set administrative distance
syntax:expression: $VAR(@) >= 1 && $VAR(@) <= 255; "must be between 1 and 255"
val_help: u32:1-255; Administrative distance

update:expression: "vtysh -c \"configure terminal\" -c \"router rip\" \
          -c \"distance $VAR(@) \" "

delete:expression: "vtysh -c \"configure terminal\" -c \"router rip\" \
          -c \"no distance $VAR(@) \" "
