Date: Tue, 25 Oct 2005 09:37:03 -0500 From: Tim Erlin <listmail@filn.net> To: Mohan Singh <mohansingh68@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: telnetting/netcatting into a DNS server? Message-ID: <435E430F.2030103@filn.net> In-Reply-To: <48d803190510250633k93e3934n7f1dd2bca493e21e@mail.gmail.com> References: <48d803190510250633k93e3934n7f1dd2bca493e21e@mail.gmail.com>
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Mohan Singh wrote: > How would I connect to a nameserver and talk to it so I can know it is > working? I get as far as connecting to the port, but I don't know how to > make it send back anything meaningful. You could use the 'dig' command: dig @<ip> a yahoo.com Or you could use 'nmap' with a -sV option, limiting it to port 53/udp or 53/tcp, to actually scan for an application response. --Tim
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