Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-15 Thread David Thompson
Lanny Marcus wrote: > >I agree with Doug and Johnny. My belief is that every NIC in the world >is supposed to have a unique MAC address. Although the OP has been using >these boards without problems, I suspect there is a defect on the >boards. I've been waiting for the "authoritative network admin

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-15 Thread Les Bell
Sorry - I missed the original post - but I can think of one scenario where two NICs have the same MAC address. However, it's extremely unusua.l. The IEEE has managed the allocation of addresses for Ethernet, but IBM has done the same for Token Ring. The two didn't talk, and so their allocated add

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-15 Thread Brian Mathis
On 8/15/07, Dave K <[EMAIL PROTECTED]> wrote: > On 8/15/07, Les Mikesell <[EMAIL PROTECTED]> wrote: > > Lanny Marcus wrote: > > > I agree with Doug and Johnny. My belief is that every NIC in the world > > > is supposed to have a unique MAC address. > > > > Everyone believed that except DECnet which

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-15 Thread Dave K
On 8/15/07, Les Mikesell <[EMAIL PROTECTED]> wrote: > Lanny Marcus wrote: > > I agree with Doug and Johnny. My belief is that every NIC in the world > > is supposed to have a unique MAC address. > > Everyone believed that except DECnet which expected all cards in the > same machine to have the same

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-15 Thread Les Mikesell
Lanny Marcus wrote: On 13 August 2007, Johnny Hughes <[EMAIL PROTECTED]> wrote: How can 2 nics from different companies have the same mac address I don't think that is possible. each card needs a separate MAC address, at least the way I understand networking. I agree with Doug and Johnny

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-15 Thread Lanny Marcus
On 13 August 2007, Johnny Hughes <[EMAIL PROTECTED]> wrote: > How can 2 nics from different companies have the same mac address > I don't think that is possible. > each card needs a separate MAC address, at least the way I understand > networking. I agree with Doug and Johnny. My belief is t

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-14 Thread Les Mikesell
Bart Schaefer wrote: On 8/13/07, Doug Coats <[EMAIL PROTECTED]> wrote: I am having difficulty getting one of my machines to boot and assign the same designation of eth0 and eth1 to the same nics consistantly. I posted something about this back on April 25, Message-ID: <[EMAIL PROTECTED]> What

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-14 Thread Bart Schaefer
On 8/13/07, Doug Coats <[EMAIL PROTECTED]> wrote: > > I am having difficulty getting one of my machines to boot and assign > the same designation of eth0 and eth1 to the same nics consistantly. I posted something about this back on April 25, Message-ID: <[EMAIL PROTECTED]> What I said then was:

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-13 Thread Johnny Hughes
Doug Coats wrote: >> Could you show us the the contents >> of /etc/sysconfig/network-scripts/ifcfg-eth0 >> and /etc/sysconfig/network-scripts/ifcfg-eth1? > > > ifcfg-eth0 > > DEVICE=eth0 > BOOTPROTO=none > BROADCAST=xx.xx.xx.xx > IPADDR=xx.xx.xx.xx > NETMASK=xx.xx.xx.xx > NETWORK=xx.xx.xx.xx > G

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-13 Thread Doug Coats
> Could you show us the the contents > of /etc/sysconfig/network-scripts/ifcfg-eth0 > and /etc/sysconfig/network-scripts/ifcfg-eth1? ifcfg-eth0 DEVICE=eth0 BOOTPROTO=none BROADCAST=xx.xx.xx.xx IPADDR=xx.xx.xx.xx NETMASK=xx.xx.xx.xx NETWORK=xx.xx.xx.xx GATEWAY=xx.xx.xx.xx ONBOOT=yes TYPE=Ethernet

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-13 Thread Todor Petkov
On Monday 13 August 2007 21:38, Doug Coats wrote: > > Any suggestions or pushes in the right direction would be most appreciated. Could you show us the the contents of /etc/sysconfig/network-scripts/ifcfg-eth0 and /etc/sysconfig/network-scripts/ifcfg-eth1? -- Todor Petkov Bulgaria Online tel

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-13 Thread Johnny Hughes
Doug Coats wrote: >> As far as I understand networking, if you only have 1 MAC, you only >> have 1 NIC. You might have 2 connectors, but that seems really >> strange. It seems like this is some sort of undefined behavior. I >> think that having only 1 MAC really *IS* an issue. > > I have used t

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-13 Thread Doug Coats
> As far as I understand networking, if you only have 1 MAC, you only > have 1 NIC. You might have 2 connectors, but that seems really > strange. It seems like this is some sort of undefined behavior. I > think that having only 1 MAC really *IS* an issue. I have used these boards(I have 6 of th

Re: [CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-13 Thread Brian Mathis
On 8/13/07, Doug Coats <[EMAIL PROTECTED]> wrote: > I am new to CentOS (coming from Fedora) and I really like it! > > I am having difficulty getting one of my machines to boot and assign > the same designation of eth0 and eth1 to the same nics consistantly. > > I have an MSI motherboard with 2 nics

[CentOS] Forcing ifcfg-eth0 to use the same nic in multi nic machine

2007-08-13 Thread Doug Coats
I am new to CentOS (coming from Fedora) and I really like it! I am having difficulty getting one of my machines to boot and assign the same designation of eth0 and eth1 to the same nics consistantly. I have an MSI motherboard with 2 nics on the board. Strangely enough both nics report the same M