another brick in the wall[ed garden]
Owen DeLong
owen at delong.com
Thu May 14 19:30:51 UTC 2009
While you're at it, it would be nice if SPRINT also fixed the problems
with ports TCP/25 and TCP/587.
Another disgruntled SPRINT customer,
Owen
On May 14, 2009, at 10:48 AM, Robert E. Seastrom wrote:
>
> Dear Sprint EVDO people,
>
> Your man-in-the-middle hijacking of UDP/53 DNS queries against
> nameservers that I choose to query from my laptop on Sprint EVDO is
> not appreciated. Even less appreciated is your complete blocking of
> TCP/53 DNS queries.
>
> Queries from my lab:
>
> rs at click [14] % dig +short @192.148.252.10 version.bind. chaos txt
> "Just send your damn query already..."
> rs at click [15] % dig +tcp +short @192.148.252.10 version.bind.
> chaos txt
> "Just send your damn query already..."
> rs at click [16] % dig +tcp +short @192.148.252.10 hostname.bind.
> chaos txt
> "bifrost"
> rs at click [17] %
>
> Queries from my laptop:
>
> Superfly:~ rs$ dig +short @192.148.252.10 version.bind. chaos txt
> "9.6.0-P1"
> Superfly:~ rs$ dig +tcp +short @192.148.252.10 version.bind. chaos
> txt
> ;; connection timed out; no servers could be reached
> Superfly:~ rs$ dig +tcp +short @192.148.252.10 hostname.bind.
> chaos txt
> "ns1-kscymar06.spcsdns.net"
> Superfly:~ rs$
>
> Guys, I send you money each month to deliver packets for me, not to
> invent new ways of being annoying (and breaking TSIG signed updates to
> dynamic DNS). Less is more. Please stop dinking with 10-minute-idle
> TCP sessions (which I complained about a year and a half ago) and
> knock it off with offering DNS service that I did not ask for.
>
> Sincerely,
>
> Your Disgruntled Customer, RS
>
> PS: No, I don't expect that this open letter will get you to fix the
> misbehavior, but if some Swedish guy comes along swinging a clue-bat
> at you guys I hope he whacks you a couple of times for me.
>
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