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RE: multi nic redundancy to increase availability



hi, 
the following works, but the network is very slow. any
ideas?

thanks and happy new year

regards
cheng

 --- "O'Neill, Donald (US - Deerfield)"
<dooneill deloitte com> wrote: 
> Bonding two nic's to the same IP is an easy process.
>  This is taken from
> the bonding.txt file. 
> 
> 1) create a bond0 file in your
> /etc/sysconfig/network-scripts directory
> 
> DEVICE=bond0
> IPADDR=192.168.1.1
> NETMASK=255.255.255.0
> NETWORK=192.168.1.0
> BROADCAST=192.168.1.255
> ONBOOT=yes
> BOOTPROTO=none
> USERCTL=no
> 
> 2)add an entry into your /etc/modprobe.conf file
> 
> Alias bond0 bonding
> 
> 3) Change your
> /etc/sysconfig/network-scripts/ifcfg-eth0 file to 
> DEVICE=eth0
> USERCTL=no
> ONBOOT=yes
> MASTER=bond0
> SLAVE=yes
> BOOTPROTO=none
> 
> 4)Change your
> /etc/sysconfig/network-scripts/ifcfg-eth1 file to 
> DEVICE=eth1
> USERCTL=no
> ONBOOT=yes
> MASTER=bond0
> SLAVE=yes
> BOOTPROTO=none
> 
> Restart network
> -----Original Message-----
> From: redhat-list-bounces redhat com
> [mailto:redhat-list-bounces redhat com] On Behalf Of
> zhicheng wang
> Sent: Friday, December 03, 2004 6:27 AM
> To: redhat-list redhat com
> Subject: multi nic redundancy to increase
> availability
> 
> hi,
> 
> we have a dell pe 2650 and other dell servers, all
> with two ether cards, running redhat EL AS3. i need
> to
> make use of both cards so that the down time may be
> reduced.
> 
> it seems that there are a few different ways to do
> so.
> binding two cards to the same IP seems complicated.
> is
> it possible to give each card different ip, but the
> same domain name? i remembered something like each
> card's IP must be on different subnet? but I want
> them
> to be on the same subnet. any suggestions?
> 
> thanks
> cheng
> 
> =====
> Best wishes
> Z C Wang
> 
> 
> 	
> 	
> 		
>
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=====
Best wishes
Z C Wang


	
	
		
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