Network Working Group D. Smallberg
Request for Comments:
842 February 1983
Who Talks TCP? - Survey of 1 February 83
The list of hosts was taken from the NIC hostname table of 28-Jan-83.
The tests were run on 1-Feb-83 from 10 am to ~1:
00 pm PST, and on
2-Feb-83 from 8 am to ~11:
15 am PST from ISI-VAXA.ARPA
Dead, refused, and unreachable hosts were retried 3-Feb-83 from ~8 am
to ~1:
20 pm PST.
Claims are taken from the NIC host table:
T = tcp (no particular services mentioned)
t = tcp/telnet
f = tcp/ftp
s = tcp/smtp
Results for each service:
blank (not accepted)
refused
unreachable
dead
accepted
accepted+ (FTP allowed user anonymous, password guest)
Summary information:
Telnet Result
no telnet unreachable refused dead accepted
+-----------+-------------+---------+------+------------+
C tcp/telnet | 13 | 7 | 4 | 29 | 161 | 214
l +-----------+-------------+---------+------+------------+
a tcp | 7 | 0 | 0 | 3 | 9 | 19
i +-----------+-------------+---------+------+------------+
m Nothing | 42 | 6 | 1 | 33 | 13 | 95
+-----------+-------------+---------+------+------------+----
62 13 5 65 183 | 328
FTP Result
accepted or
no tcp/ftp unreachable refused dead accepted+
+-----------+-------------+---------+------+------------+
C tcp/ftp | 11 | 7 | 3 | 27 | 150 | 198
l +-----------+-------------+---------+------+------------+
a tcp | 7 | 0 | 2 | 3 | 7 | 19
i +-----------+-------------+---------+------+------------+
m Nothing | 50 | 6 | 7 | 35 | 13 | 111
+-----------+-------------+---------+------+------------+----
68 13 12 65 170 | 328