Hi guys,
I saw a weird scenario in one of our dnsmasq servers yesterday. As the logs
below show, the server was all happy doing its thing, until a set of PTR
queries came from normal servers in our network. The last of it would ask for
the hostname of the dns server giving the IP, and from
Alberto Cuesta-Canada wrote:
Hi guys,
I saw a weird scenario in one of our dnsmasq servers yesterday. As the
logs below show, the server was all happy doing its thing, until a set
of PTR queries came from normal servers in our network. The last of it
would ask for the hostname of the dns
Hi Simon,
2.47
Cheers,
Alberto Cuesta-Canada
GaaS Team Lead
Excelian Ltd.
+44 (0) 7942633361
From: Simon Kelley [mailto:si...@thekelleys.org.uk]
Sent: Wed 17/02/2010 09:46
To: Alberto Cuesta-Canada
Cc: dnsmasq-discuss@lists.thekelleys.org.uk; Grid Support
Alberto Cuesta-Canada wrote:
Hi guys,
I saw a weird scenario in one of our dnsmasq servers yesterday. As the
logs below show, the server was all happy doing its thing, until a set
of PTR queries came from normal servers in our network. The last of it
would ask for the hostname of the dns
Hi Simon,
the parents of 250 (my dnsmasq server) have forwarding rules for the
dselgrid.local domain, that I run. So I assumed that the queries pushed
upstream would be routed down again, and timeout in a loop.
That said, in the logs I could still see successful PTR and A queries,
Alberto Cuesta-Canada wrote:
Hi Simon,
the parents of 250 (my dnsmasq server) have forwarding rules for the
dselgrid.local domain, that I run. So I assumed that the queries pushed
upstream would be routed down again, and timeout in a loop.
Ahh, that could easily be the problem. If you
Cool, that makes a lot of sense. I'm actually reengineering the DNS
infrastructure here, so it will be easy to account for and trace that at this
stage.
I'll let you know when I find the rogue queries, many thanks,
Alberto Cuesta-Canada
GaaS Team Lead
Excelian Ltd.
+44 (0) 7942633361