The 111.22.33.44 is a version string, or "v-string", which you could have also written v111.22.33.44 for a little more clarity. They're described in perldata under "Version Strings" in "Scalar values", which says they're deprecated and going to go away in the future.
In reply to Re^2: Problem with Net::rexec
by kyle
in thread Problem with Net::rexec
by padawan_linuxero
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