Non-Capturing Group(?:host-vpp1out .*|\G(?!^)) 1st Alternativehost-vpp1out .* host-vpp1out the literal text host-vpp1out (case sensitive) .*any character (except for line terminators), repeated any number of times
\Gstart of current search
\na line-feed (newline) character (ASCII 10)
\s+any whitespace character, repeated at least once
L3the literal text L3 (case sensitive) \s+any whitespace character, repeated at least once
\da digit
Character Class[\d.:\/a-z]+ +matches at least one character from the set below:
\da digit
.the literal . (4610 / 568 / 2E16)
:the literal : (5810 / 728 / 3A16)
\/the literal / (4710 / 578 / 2F16)
a-zone character from a (9710) to z (12210) (case sensitive)
\/the literal / (4710 / 578 / 2F16)
\d+a digit, repeated at least once
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string