Hi,
Based on the following link, it is a serial port
http://www.manualslib.com/manual/274994/Hp-Procurve-2512.html
You can find info from the following link:
http://en.wikipedia.org/wiki/Serial_port
Hope this helps.
ps Many laptops now do not have serial port, if you wish to connect to it (as I normally do with other vendor's switches or appliances - they supply one cable on each box) you can use USB-Serial cable.
BH***
**Click the
KUDOS thumb up on the left to say 'Thanks'**
Make it easier for other people to find solutions by marking a Reply
'Accept as Solution' if it solves your problem.
