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-rw-r--r--doc/tshark.pod13
1 files changed, 7 insertions, 6 deletions
diff --git a/doc/tshark.pod b/doc/tshark.pod
index 2be418c4c6..5fceaf0e1d 100644
--- a/doc/tshark.pod
+++ b/doc/tshark.pod
@@ -1251,20 +1251,21 @@ for those frames that match that filter.
Example: B<-z "rlc-lte,stat,rlc-lte.ueid>3000"> will only collect stats for
UEs with a UEId of more than 3000.
-=item B<-z> expert,stat[I<,filter>]
+=item B<-z> expert[I<error|warn|note|chat>][I<,filter>]
Collects information about all expert info, and will display them in order,
-grouped by severity.
+grouped by severity.
-
-Example: B<-z expert,stat>.
+Example: B<-z expert,sip> will show expert items of all severity for frames that
+match the sip protocol.
This option can be used multiple times on the command line.
If the optional I<filter> is provided, the stats will only be calculated
on those calls that match that filter.
-Example: B<-z "expert,stat,tcp"> will only collect expert items for frames that
-include the tcp protocol.
+
+Example: B<-z "expert,note,tcp"> will only collect expert items for frames that
+include the tcp protocol, with a severity of note or higher.
=back