Re: Installation problems

I added  IPaddr2::192.168.0.100/24/eth0 and IPaddr2::192.168.0.200/24/eth0
to haresources and now I get a bad node name error.

----- Original Message ----- 
From: "Horms" <[email protected]>
To: <[email protected]>
Sent: Thursday, August 11, 2005 1:14 AM
Subject: Re: Installation problems


> On Wed, Aug 10, 2005 at 07:35:16PM -0700, Robert Bates wrote:
> > Hi Simone and Rick,
> >
> > I found problem number 2.  I did something wrong with the loopback which
> > killed network and generated the IP conflict errors but removed them and
now
> > at least they can see the network.
> >
> > On problem 1 I don't have the virtual IPs in haresources.  For some
reason I
> > can't seem to get the syntax right because it keeps throwing errors.
This
> > is what I have
> >
> > 192.168.0.100  virtual web server
> > 192.168.0.101  real web server 1
> > 192.168.0.102  real web server 2
> >
> > 192.168.0.200  virtual mysql server
> > 192.168.0.201  real mysql server 1
> > 192.168.0.202  real mysql server 2
>
>
> to your haresourses should add this.
>
>
> To elaborate slightly on ip vs ifconfig, which came up in another mail.
>
> ifconfig is the old-school way of configuring interfaces. It along with
> route is what the IPaddr resource uses. This works, mostly, but it turns
> out that ifconfig is not very well suited to this kind of work for a
> variety of reasons. IPaddr2 is a reimlimentation of IPaddr which makes
> use if the ip command, and as a result is a lot cleaner, and provides
> some features that are either impossible, or to complex to provide using
> IPaddr.
>
> For your purposes either should do, the syntax is the same.
> But IPaddr2 is the way of the future, so I recommend using that.
>
> ip is a more powerful tool that allows you to configure interfaces,
> routing, policy routing, and all sorts of other fun stuff.
> As mentioned above, this is what IPaddr2 uses.
>
> The main catch is that the model that ifconfig uses to add additional
> addresses to an interface - called an alias - basically sets up a
> separate virtual interface. Whereas ip just adds a secondary address to
> the interface. This is important because while ip can see aliases set up
> using ifconfig, ifconfig can't see secondary addresses added using ip.
>
> So if you use ifconfig (which lets face it is a bit easier to type,
> especially if you have been using it for years) and you think
> there are some addresses missing, double check using ip addr sh
>
> -- 
> Horms
>
>
> -- 
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