Re: load-balancing in DNS using two A records

2011-12-22 Thread Kevin Darcy
On 12/20/2011 1:22 PM, Matus UHLAR - fantomas wrote: On 20.12.11 19:37, Martin T wrote: I have seen setups where one domain name has two address records. First IP address is in the ISP-A network and the other one is in the ISP-B network. In case I execute "host www..com", I always get two IP add

Re: load-balancing in DNS using two A records

2011-12-21 Thread Sam Wilson
In article , Matus UHLAR - fantomas wrote: > On 20.12.11 19:37, Martin T wrote: > >I have seen setups where one domain name has two address records. > >First IP address is in the ISP-A network and the other one is in the > >ISP-B network. In case I execute "host www..com", I always > >get two IP

Re: load-balancing in DNS using two A records

2011-12-21 Thread Mark Andrews
In message <20111221083337.gb5...@fantomas.sk>, Matus UHLAR - fantomas writes: > >In message <2011122018.ga3...@fantomas.sk>, Matus UHLAR - fantomas write > s: > >> Long time ago when we were trying to have multiple web servers for > >> redundancy and balancing, we have found that multiple IP'

Re: load-balancing in DNS using two A records

2011-12-21 Thread Matus UHLAR - fantomas
In message <2011122018.ga3...@fantomas.sk>, Matus UHLAR - fantomas writes: Long time ago when we were trying to have multiple web servers for redundancy and balancing, we have found that multiple IP's is not a good solution (parts of web pages didn't load). We selected L3 switches then... O

Re: load-balancing in DNS using two A records

2011-12-20 Thread Mark Andrews
In message <2011122018.ga3...@fantomas.sk>, Matus UHLAR - fantomas writes: > On 20.12.11 19:37, Martin T wrote: > >I have seen setups where one domain name has two address records. > >First IP address is in the ISP-A network and the other one is in the > >ISP-B network. In case I execute "host

Re: load-balancing in DNS using two A records

2011-12-20 Thread Matus UHLAR - fantomas
On 20.12.11 19:37, Martin T wrote: I have seen setups where one domain name has two address records. First IP address is in the ISP-A network and the other one is in the ISP-B network. In case I execute "host www..com", I always get two IP addresses as a reply and they always appear by turns. Am

Re: load-balancing in DNS using two A records

2011-12-20 Thread Ryan Novosielski
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 12/20/2011 12:37 PM, Martin T wrote: > I have seen setups where one domain name has two address records. > First IP address is in the ISP-A network and the other one is in the > ISP-B network. In case I execute "host www..com", I always > get two IP

load-balancing in DNS using two A records

2011-12-20 Thread Martin T
I have seen setups where one domain name has two address records. First IP address is in the ISP-A network and the other one is in the ISP-B network. In case I execute "host www..com", I always get two IP addresses as a reply and they always appear by turns. Am I correct, that setup like this provi