[lug] Fedora 16 and network alias
kevin at scrye.com
Sat Mar 3 11:59:11 MST 2012
On Fri, 2 Mar 2012 20:13:07 +0000 (UTC)
stimits at comcast.net wrote:
> It looks like around Fedora 15, several changes were made to
> administrative configurations...lots of /etc/ changes. One change was
> to use the bios naming to produce network interface names like "em1"
> instead of "eth0", others were changes in CUPS file layout.
> For the ethernet side, I don't mind using em1 versus eth0, though I
> see it has caused a number of people to have to rewrite scripts.
> However, I need to create a static alias for non-public internal
> networking, and although there are web pages which show
> aliases/second-IP should work via something similar to this
> in /etc/sysconfig/network-scripts/ifcfg-em1:0, the scripting is
> completely ignored:
> <CODE SNIPPET>
> </CODE SNIPPET>
> (OT: Wish I had a patent on the word "snippet"...or better yet, a
> copyright on bugs...I'd sure be rich...let the guy with ownership of
> "1" and "0" be jealous :P )
> Even with proper permissions, and network restart, no alias ever shows
> up. If I specifically use ifconfig on any alias name, whether it has
> a script or not, e.g., "ifconfig em1:25", it shows up without error,
> but unconfigured, like this:
> em1:0 Link encap:Ethernet HWaddr aa:bb:cc:dd:ee:ff
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> Interrupt:41 Base address:0x8000
> ...HWaddr edited, but it is the valid MAC in the real output.
> Does anyone here know why Fedora 16 ignores a valid alias file? This
> install is a fairly normal installation for a developer, and kept up
> to date.
Well, are they using the old 'network' service (not default) or
NetworkManager (default now)?
Does a 'ifup em1:0' work to bring it up?
You may need a:
(or no if you are using network).
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