^int\s+(\w+)\s*
(?:^\s*Number\sof\sFlaps:\s(\d+)\s*)?
(?:^\s*IP\sAddress:?\s(\S*)\s*)?

##</code><code>##

int A
    Number of Flaps: 6
    IP Address: 2.2.2.2

##</code><code>##

^int\s+(\w+)\s*\n
(?:^\s*Number\sof\sFlaps:\s(\d+)\s*\n)?
(?:^\s*IP\sAddress:?\s(\S*)\s*\n)?