File A contains the following headers:
C1 C2 C3 C4
File B contains the following headers:
CA CB CC CD
File A, $C1, contains "src/dst" strings
File A, $C2 contains IP Adresses relative to each "src/dst" string
File B, $CA contains "src/dst" strings
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File B, $CB contains link speed
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merge.pl [ File A C1,C2 : File B CA,CB ]
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Link Name IP ifSpeed