Mailinglist-Command user-get respondes with index (linke user-index should)

Hi

My Colleague tries to receive the last 50 emails from this mailing list
with this command:

As a response he gets what i would expect from the Index command:
Many of these:
Java Mail
4 by: BJ Freeman
9 by: Charles Johnson
10 by: Si Chen
11 by: BJ Freeman
12 by: Charles Johnson
13 by: Si Chen

How can he request some of the most recent messages. Or a specific Topic
would suffice.

Freundliche Grüsse

Adrian Stern
unchained - web solutions

adrian.stern [ at ] unchained.ch
+41 79 292 83 47