diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/primary-expression.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/doc/primary-expression.txt b/doc/primary-expression.txt index d819b24c..a62ed00e 100644 --- a/doc/primary-expression.txt +++ b/doc/primary-expression.txt @@ -219,6 +219,8 @@ and others) from packets with the SYN bit set. |ttl| Do TTL checks on the packet to determine the operating system.| string +|version| +Do OS version checks on the packet.| |name| Name of the OS signature to match. All signatures can be found at pf.os file. Use "unknown" for OS signatures that the expression could not detect.| |