[VLAN] creating vlans on diskless system

[Zoilo Gomez]

Today I found that somehow my switch (HP2810) got confused; it had 
nothing to do with the vconfig/8021q/linux/pxe, sorry.

Switch switch off/on => fixed.

Sorry,

Z.

======

Zoilo Gomez wrote:
> I am trying to use vconfig to create a VLAN on a diskless (NFS-rooted) 
> system, after it has booted from a server via PXE.
>
> The boot is via eth0, and I want to add the VLAN to eth0 as well.
>
> As soon as I run "vconfig add eth0 101" (for example) the eth0 network 
> link goes down. This is rather problematic because at that point NFS 
> is no longer working of course, so nothing is working and I cannot 
> debug the situation .....
>
> Believing that it might have something to do with dynamic libraries 
> being accessed while the eth0 interface is being reconfigured by 
> vconfig, I created a statically linked version of vconfig, copied that 
> to a RAM-disk on the diskless machine, but I get the same problem: as 
> soon as I run vconfig eth0 goes down and my cursor hangs due to no 
> more NFS support.
>
> What could be wrong, and how can I debug this?
>
> Z.
>
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