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Education > Certification Redhat > Re: one A recor...
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Re: one A record to two IP addresses?

by fugi <fugi@[EMAIL PROTECTED] > Jul 23, 2003 at 09:40 PM

In comp.dcom.sys.cisco Walter Roberson <roberson@[EMAIL PROTECTED]
> wrote:
> In article <vht90ul1uqhv61@[EMAIL PROTECTED]
>,
> fugi   <fugi@[EMAIL PROTECTED]
> wrote:
> :when BIND sees 2 IPs for a record, it round-robin's it. it doesn't
> :check if it is down before handing out the IP.

> BIND certainly does not check to see whether IPs are down before they
> are handed out, but your description of round-robin is a bit misleading.

> Old versions of BIND did not do any kind of round-robin; 4.9.3 appears
> to be the first version that sup****ted round-robin.

> When a version of BIND does do round-robin, it is not the case that
> it only hands out one of the addresses. The round-robining that
> goes on concerns the -order- of the addresses when they are handed out.

> See http://www.netsys.com/sunmgr/1997-06/msg00035.html

> -- 
>    "No one has the right to destroy another person's belief by
>    demanding empirical evidence."            -- Ann Landers

what's misleading about it? alternating the order of the records
returned is the definition of round-robin. I didn't state how
round-robin worked I simply stated that that was the implementation
for BIND when more than 1 IP address for the same host is found.

-- 
The complexity of a weapon is inversely pro****tional to the IQ of
the weapon's operator.
 




 16 Posts in Topic:
one A record to two IP addresses?
"al" <al@[EM  2003-07-23 14:47:47 
Re: one A record to two IP addresses?
fugi <fugi@[EMAIL PRO  2003-07-23 15:05:02 
Re: one A record to two IP addresses?
roberson@[EMAIL PROTECTED  2003-07-23 18:26:32 
Re: one A record to two IP addresses?
fugi <fugi@[EMAIL PRO  2003-07-23 21:40:44 
Re: one A record to two IP addresses?
roberson@[EMAIL PROTECTED  2003-07-23 22:24:48 
Re: one A record to two IP addresses?
"CybrSage" <  2003-07-23 22:00:37 
Re: one A record to two IP addresses?
roberson@[EMAIL PROTECTED  2003-07-24 02:50:36 
Re: one A record to two IP addresses?
fugi <fugi@[EMAIL PRO  2003-07-24 14:37:25 
Re: one A record to two IP addresses?
jacco@[EMAIL PROTECTED]   2003-07-25 15:42:16 
Re: one A record to two IP addresses?
"Brooks Hagenow"  2003-07-25 12:36:55 
Re: one A record to two IP addresses?
"al" <allen@  2003-07-24 03:02:26 
Re: one A record to two IP addresses?
roberson@[EMAIL PROTECTED  2003-07-24 03:31:16 
Re: one A record to two IP addresses?
Bit Twister <BitTwiste  2003-07-24 03:42:03 
Re: one A record to two IP addresses?
roberson@[EMAIL PROTECTED  2003-07-24 04:12:18 
Re: one A record to two IP addresses?
Barry Margolin <barry.  2003-07-23 18:51:59 
Re: one A record to two IP addresses?
Freeride <freeride@[EM  2003-07-23 21:54:31 

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tan12V112 Tue Oct 7 4:22:09 CDT 2008.