RS6k 7012/320H woes

[Carlos E Murillo-Sanchez]

Grant Taylor via cctalk wrote:
> On 11/06/2018 05:39 PM, Carlos E Murillo-Sanchez via cctalk wrote:
>> As for the null modem cable, I actually tried several schemes in an 
>> RS-232 break-out box, but none worked.
>
> Are you connecting a computer to act as a client?  Or are you actually 
> connecting a (dumb) terminal
I am actually connecting a Macbook Pro with Serial.app (worth the $$$) 
and a USB-RS232 adapter; this has worked fine with many kinds of 
hardware.  The only real terminals that I have are a vt220 and two IBM 
3151's that actually came with this system.

carlos.