[CentOS] regenerate rndc key

Tony Wicks schrieb:

>> Please don't hijack other threads/topics.
>>
> Excuse me ? the original poster said "Change in your rndc key too, for 
> DNS.", so please remove yourself from your high horse.

I apologize. And I did mean it friendly, from short leg pony 
perspective. I didn't see William's mentioning of "rndc key" as effect 
of your top-posting.
Again sorry for my false allegation.

Alexander