Re: Apple remote desktop between different subnets

See also: 

https://manuals.info.apple.com/MANUALS/1000/MA1143/en_US/ARD3.2_AdminGuide.pdf

That is technically for version 3..2 and OSX 10.5


> On Jun 22, 2016, at 9:42 AM, Nicola Ferrari (#554252) <[email protected]> wrote:
> 
> Hi everybody.
> I'm new to the list. Please be patient if my english will not be perfect: I'm italian..
> I'm experiencing a quite strange problem in a customer's OSX Network.
> (I'm not an expert about MacOSX networks..)
> 
> An imac workstation runs on a subnet 192.168.1.0/24.
> We're having a L3 switch that serves multiple labs with their own vlans/subnets. (192.168.11.0/24, .12.0/24,...)
> In each labs there are a number of imacs running, with the "remote control" service enabled (osx 10.9).
> 
> If I do a network scan from my imac, specifying the subnet range (eg. 192.168.11.11 to 192.168.11.249) I can see machines and all
> 
> status informations are listed, but I can't make the screen control feature work.
> (message saying "connecting to ...." appear, and remains on the screen..)
> 
> With machines that are directly on the 192.168.1.0/24 network, instead, no problem: I can control them regularly.
> 
> Since (as far as I know..) ARD use the standard 5900 port, why doesn't it work correctly across different subnets?
> Routing is working fine (i can reach remote imacs using ping or other diag commands, and status messages on ARD are displaying fine)
> 
> Do these systems use some kind of "out-of-the-box" firewall that I need to reconfigure to accept requests from subnets that are not the subnet where the client runs on?
> 
> N
> 
> -- 
> +---------------------+
> | Linux User  #554252 |
> +---------------------+
> 
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