binary upgrade of a remote box

[Doug Hardie]

On 20 June 2014, at 20:14, Victor Sudakov <vas at mpeks.tomsk.su> wrote:

> 
> Doug,
> 
> That's an excellent method, but as I have already written above,
> mounting /usr/{src,obj} from a remote host is not an option because of
> relatively slow and unreliable WAN links.

Put that machine with the others.  Then you can use a LAN.  I have a "back door" LAN with no connection to the internet between all my systems.  It gets used for backups, updates, anything between systems that I don't want to slow down production access.