Hi,
The DNS setting isn't setup correctly on Machine3. Check the config,s in Networking on all machines.

>Hi All,
>
>Helping my dad out... Scenario. his business has 3 computers / networked...
>For sample purposes, by Name/IP is
>
>Machine1 = 192.168.0.101
>Machine2 = 192.168.0.102
>Machine3 = 192.168.0.103
>
>Machine 1 has a print shared on it...
>Machine 2 can connect via the print share of \\Machine1\Printer1
>
>However, Machine3 can't get resolution to the IP for Machine1.
>
>I go to the command prompt on Machine 2 and do a ping to both the IP and the Machine, and get a response.
>
>I go to the command prompt on Machine 3 and do a ping to both, but only get a response by the hard IP address...
>
>
>Help...
>
>Thanks