
13th April 2012, 14:20
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Quote:
Originally Posted by Julian
Come on man! no one can help me??!!
There are no techs here anymore!?
There are a lot of nice howtos about this subject! its no one here?
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Hey Julian,
do you have a solution for your problem already? I wanna do the same thing, I have 2 servers, they are clustered already and that is working, now I only have the problem with failover so in case one of the 2 servers goes down, the other one does the business.
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13th April 2012, 16:15
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no, I didnt found a solution to this:
can you describe a little bit your solution?
Quote:
Originally Posted by poisen
Hey Julian,
do you have a solution for your problem already? I wanna do the same thing, I have 2 servers, they are clustered already and that is working, now I only have the problem with failover so in case one of the 2 servers goes down, the other one does the business.
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__________________
Iulian HALAC
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13th April 2012, 19:50
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I have 2 servers hosted at "Hetzner" and also have a failover-IP where you can switch between both servers using a web interface, but now I am a little bit confused since I don't exactly know what to do now. The DNS settings of a domain have to route to the failover-ip, is that correct? sadly, when I ping the failover-ip, I get no reply. Do I have to make some more settings on the two servers?
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14th April 2012, 12:04
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Quote:
Originally Posted by poisen
The DNS settings of a domain have to route to the failover-ip, is that correct?
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That's right.
Quote:
Originally Posted by poisen
sadly, when I ping the failover-ip, I get no reply. Do I have to make some more settings on the two servers?
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You have to configure the failover-IP on both servers (e.g. as eth0:0).
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14th April 2012, 12:18
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Quote:
Originally Posted by falko
That's right.
You have to configure the failover-IP on both servers (e.g. as eth0:0).
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Hey falko,
I did the following, edited /etc/network/interfaces and added
Code:
post-up /sbin/ifconfig eth0:0 178.63.45.111 netmask 255.255.255.192 broadcast 178.63.45.111
post-down /sbin/ifconfig eth0:0 down
afterwards did the following:
Code:
root@vishnu ~ # ifup eth0:0
Ignoring unknown interface eth0:0=eth0:0.
....what am I doing wrong? The servers are hosted at Hetzner. Thanks for your help
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15th April 2012, 11:42
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Is this a physical server or a virtual machine?
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16th April 2012, 16:38
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Hello falko,
I have 2 physical machines and one failover ip ... I already figured out the network configuration, just added the following to both config files of /etc/network/interfaces
Code:
auto eth0:0
iface eth0:0 inet static
address FA.IL.OVER.IP
broadcast FA.IL.OVER.IP
netmask 255.255.255.255
only problem is now that I have problems receiving emails from domains that are configured through ispconfig. Do I have to configure multiple MX-records to each of the physical servers or do I configure only one MX-record to the reverse-dns of the failover-ip? I'd be very thankful to get an answer to that question.
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17th April 2012, 12:46
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You just need one MX record that points to an A record which points to your failover IP.
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5th May 2012, 02:57
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Why not just use a DNS provider that has failover?
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