Re: [Planetlab-users] Reporting slice access problems
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From: Emil S. <si...@MI...> - 2004-01-21 14:50:12
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> 2) when you tell us the nodes that you cannot login to please tell us the > DNS names e.g., planetlab-1.cs.princeton.edu, rather than the IP > addresses. You will often get a faster response because we can tell you > right away, for example, that planetlab11.millennium.berkeley.edu does not > have its CD-ROM mounted, but matching 169.229.50.89 makes us go search a > list of nodes. Just for clarification, will any equivalent DNS name suffice? For example, berkeley3.plab.lcs.mit.edu? Or berkeley3.lists.planet-lab.org? Does it have to be planetlab3.millennium.berkeley.edu? I want to make sure that I'll get the fastest response possible if I ever have a problem; sometimes I use these aliases in my scripts and they don't report the CNAME of the host. Incidentally, you might find the 'host' command useful: $ host 169.229.50.89 89.50.229.169.IN-ADDR.ARPA domain name pointer planetlab11.Millennium.Berkeley.EDU And if you have a whole big list of IP addresses, you can relatively easily reverse-resolve them using adnsresfilter [*]. [*] http://rpmfind.net/linux/rpm2html/search.php?query=adns |