[ale] DNS hacker, help

[joe at madewell.com (Joe Steele)]

> update type 30: 6507 bytes is too much data
> 
> And this is when the DNS server went down.

Type "30" is a NXT record.  This appears to be an attempt 
to exploit the "NXT record" buffer overflow bug in bind.  (See 
http://www.cert.org/advisories/CA-99-14-bind.html).

--Joe

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