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Diffstat (limited to 'doc/wireshark-filter.pod')
-rw-r--r-- | doc/wireshark-filter.pod | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/wireshark-filter.pod b/doc/wireshark-filter.pod index 94a47e9b20..db7ba219ba 100644 --- a/doc/wireshark-filter.pod +++ b/doc/wireshark-filter.pod @@ -264,6 +264,18 @@ Slices can be combined. You can concatenate them using the comma operator: This concatenates offset 1, offsets 3-5, and offset 9 to the end of the ftp data. +=head2 The membership operator + +A field may be checked for matches against a set of values simply with the +membership operator. For instance, you may find traffic on common HTTP/HTTPS +ports with the following filter: + + tcp.port in {80 443 8080} + +as opposed to the more verbose: + + tcp.port == 80 or tcp.port == 443 or tcp.port == 8080 + =head2 Type conversions If a field is a text string or a byte array, it can be expressed in whichever |