North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: [dnsop] DNS Anycast revisited (fwd)
[email protected] (Nicholas Suan) writes: > In the previous paragraph Vixie said: > > > while i'm on the subject, i also remain convinced that using anycast to > > do distributed load balancing for applications like WWW, on the > > assumption that the path you heard a dns query on is instructive as to > > what content would be best to answer with, is silly, and will more > > often do harm or do nothing than do good. (and i've told akamai and > > speedera this many times.) ("but it makes for great marketing > > slideware.") > > In other words this is a bad idea: > > [[email protected] FT]$ dig a248.e.akamai.net @69.45.79.10 > > ;; ANSWER SECTION: > a248.e.akamai.net. 20 IN A 80.67.72.214 > a248.e.akamai.net. 20 IN A 80.67.72.201 > > [email protected]:~$ dig a248.e.akamai.net @69.45.79.10 > > ;; ANSWER SECTION: > a248.e.akamai.net. 20 IN A 69.45.79.15 > a248.e.akamai.net. 20 IN A 69.45.79.16 > > While I'm not a mind reader, It seems he's saying that, since Ultradns > doesn't use anycast to do this, it is an example of 'good anycast.' yes. i thought that was clear. oops. (why is this all happening on [email protected] rather than [email protected]?) -- Paul Vixie
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