[ale] OT: rant
Jim Kinney
jim.kinney at gmail.com
Wed Aug 17 09:32:06 EDT 2016
Matlab license required eth0. What a pain. Had to create a virtual device
with a fixed MAC so Matlab would install even though it just used standard
system network to contact Mathworks to register and get authorization key.
Matlab 2016a fixed that (and broke a bunch of other stuff).
On Aug 17, 2016 9:24 AM, "Lightner, Jeffrey" <JLightner at dsservices.com>
wrote:
> FYI:
> Network Manager didn’t come about until RHEL6 and early advice was to turn
> it off. On later RHEL6.x versions and RHEL7 it is not quite the problem
> it was in early 6.x.
>
>
>
> The odd thing about it is that even when you’re not doing DHCP it wants to
> set your /etc/resolv.conf based on entries stored in your
> /etc/sysconfig/network-scripts ifcfg-* files.
>
>
>
> Another thing that bit me early on when I tried to use it was that it
> stores aliases such as eth1:1 in the main ifcfg-eth1 rather than in
> separate ifcfg-eth1:1 as the older network tool did. When you’d start
> networking it would find your ifcfg-eth1:1 but assume you meant that to be
> eth2. D’oh!
>
>
>
> The device naming for physical location in the system is separate from
> Network Manager itself and it requires the hardware to report the
> information. Personally I like seeing the em# or p<slot#>p<port#> names
> because it helps me locate the NIC without having to run “ethtool –p”.
> One can use classic eth# names if preferred or if specific apps require it
> but so far I’ve not run across any that require the classic names. In my
> view it is poorly written apps that insist on a specific naming convention
> that they don’t control rather than simply allowing one to specify the
> device name whatever it is. (In fact most apps shouldn’t even need the
> device name as they should be relying on the IP or hostname setup rather
> than the device.)
>
>
>
>
>
> *From:* ale-bounces at ale.org [mailto:ale-bounces at ale.org] *On Behalf Of *Jim
> Kinney
> *Sent:* Tuesday, August 16, 2016 11:18 PM
> *To:* Atlanta User Group (E-mail)
> *Subject:* Re: [ale] OT: rant
>
>
>
> Bunch of different ways. NetworkManager can now handle all the magic
> script-fu to handle everything from simple dhcp through redundant teaming
> with failover.
>
> But the output is still ifcfg-fu scripts in /etc/sysconfig/network-scripts
>
> The article doesn't mention that 7 uses pci bus name stuff like enp0s0f1
> instead of eth0.
>
>
>
> On Aug 16, 2016 6:03 PM, "Boris Borisov" <bugyatl at gmail.com> wrote:
>
> Post in linuxtoday.org:
>
> "How to configure a static IP address on CentOS 7 / RHEL 7"
>
> really?
>
>
>
>
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