>>>>> "DB" == Douglas Bates <bates@stat.wisc.edu>
writes:
DB> I am the maintainer of one of the CRAN mirrors in the U.S.,
DB> cran.us.r-project.org. It appears that this site has been
DB> inaccessible since Friday.
DB> This has me puzzled because I can connect to the same machine
DB> through ssh and I can see that the http daemon (apache) is
DB> running. In fact I can make an http connection from this
DB> machine to this machine and from other machines on any of our
DB> subnets to this machine.
DB> My only theory is that something has changed at the interface
DB> between our network and external networds so that it no longer
DB> forwards incoming packets to port 80. I can't check this
DB> easily myself because my outside connection is from a computer
DB> running Windows and I don't know anything about network
DB> diagnostics under Windows.
DB> Could someone tell me a) Does this site indeed appear to be
DB> down? b) If you try to trace the route to this site, where
DB> does the roadblock appear to be? c) Is there a way of finding
DB> out if the problem is specific to port 80?
Traceroute gets there.
16 a0.uwisc.bbnplanet.net (4.24.223.22) 109.324 ms 109.628 ms
108.532 ms
17 r-peer-WNMadison-gw.net.wisc.edu (216.56.1.18) 110.048 ms
109.648 ms 109.921 ms
18 r-macc.net.wisc.edu (144.92.128.129) 111.303 ms 109.753 ms
109.904 ms
19 144.92.128.196 (144.92.128.196) 112.013 ms 112.497 ms 113.195
ms
20 e1-2.foundry2.cs.wisc.edu (128.105.1.6) 111.985 ms 113.530 ms
112.534 ms
21 franz.stat.wisc.edu (128.105.174.95) 112.077 ms 112.941 ms
111.896 ms
root@jeeves:~
# # command used: traceroute cran.us.r-project.org
telnet'ing to port 80 "hangs". Lynx doesn't work either.
I could nmap it, but don't want to be viewed as a hacker... (I'd tell
you the ip-address of the machine in advance).
I think it might be a local config problem?
best,
-tony
--
A.J. Rossini Rsrch. Asst. Prof. of Biostatistics
U. of Washington Biostatistics rossini@u.washington.edu
FHCRC/SCHARP/HIV Vaccine Trials Net rossini@scharp.org
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