Backend tool for telnet sessions to IBM mainframes


b3270 opens a telnet connection to an IBM host, handling the 3270, TELNET and TLS protocols, allowing a front-end application handle user interactions. It uses XML on its standard input and standard output to communicate with the front end.

b3270 implements RFCs 2355 (TN3270E), 1576 (TN3270) and 1646 (LU name selection), and supports IND$FILE file transfer.

Upload more screenshots

Please help extend the collection of screenshots. Just make a screenshot and upload it here. You don't need to register or anything.

Upload a screenshot

Hint: upload an image here from your clipboard with Ctrl-V



Install this software package

If the package is available for the distribution you are currently using on your computer then install the software by clicking on…

Install b3270