SUM, like COUNT, MIN, MAX, and AVG, computes the value over the

interval, not over the entire capture (a sum over the entire capture
would yield only one value, which isn't very interesting to plot).

svn path=/trunk/; revision=11359

1 files changed, 4 insertions, 4 deletions

diff --git a/doc/ethereal.pod b/doc/ethereal.pod
index 4439104195..b5da06d9d1 100644
--- a/doc/ethereal.pod
+++ b/doc/ethereal.pod
@@ -983,10 +983,10 @@ single display filter field can be specified.
 The following restrictions apply to type and field combinations:
 
 SUM: available for all types of integers and will calculate the SUM of
-all occurences of this field in teh capture.  Note that some field can
-occur multiple times in the same packet and then all instances will be
-summed up.  Example: 'tcp.len' which will count the amount of payload
-data transferred across tcp in each interval.
+all occurences of this field in the measurement interval.  Note that
+some field can occur multiple times in the same packet and then all
+instances will be summed up.  Example: 'tcp.len' which will count the
+amount of payload data transferred across TCP in each interval.
 
 COUNT: available for all field types. This will COUNT the number of times
 certain field occurs in each interval. Note that some fields