| 1 | initial version |
!(smb2.olb.length == 0 matches frames that don't include the field smb2.olb.length.
What about smb2.olb.length and not (smb2.olb.length == 0) ?
or smb2.olb.length != 0 ?
Display filters are "evolving" with every/most/some? releases.
What’s New In Wireshark 4.0? and Building Display Filter Expressions