---
name: "c3270"
section: "1"
platform: "linux"
package: "c3270"
version: "4.3ga10-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/c3270"
---

# c3270(1)

curses-based IBM host access tool

## NAME

c3270 - curses-based  IBM host access tool

## SYNOPSIS

**c3270** \[*options*\] \[*host*\]\
 **c3270** \[*options*\] *session-file*.c3270

## DESCRIPTION

**c3270** opens a telnet connection to an IBM host in a console window. It implements RFCs 2355 (TN3270E), 1576 (TN3270) and 1646 (LU name selection), and supports IND$FILE file transfer. If the console is capable of displaying colors, then **c3270** emulates an IBM 3279.  Otherwise, it emulates a 3278.

## WIKI

Primary documentation for c3270 is on the **x3270 Wiki**, https://x3270.miraheze.org/wiki/Main\_Page.

## VERSION

c3270 4.3ga10