I found that out a few months ago. We got rid of the RH 4 server where we ran 
NMC 7.6.3 and replaced it with a server that had RH 6.1 and it worked fine for 
a week or two. We ended up downgrading to RH 5.

On Feb 2, 2013, at 12:50, "Yaron Zabary" <yaron AT ARISTO.TAU.AC DOT IL> wrote:

>  When NMC (lgtonmc) is installed on a RH6 machine it will run for a few weeks 
> and then stop. Sometimes a restart of gst can fix the problems, but this is 
> not a supported configuration.
> 
> On 02/02/2013 03:14 PM, Lars Hecking wrote:
>> Yaron Zabary writes:
>>>  NMC is not supported on CentOS/RedHat 6.x, at least not with NW
>>> 7.6. I have a VM running CentOS 5 just for running NMC.
>> 
>>  I'm running the client from a C5 machine already. Can you be more specific?
>>  Do you mean the lgtonmc rpm must be installed on a machine<RHEL6?
>> 
>>  Yet it was working fine on C6 until recently ...
> 
> 
> -- 
> 
> -- Yaron.