Articles

Technical guides and how-tos for IMTerm deployment, configuration, and integration

Getting Started with IMTerm on Linux

Install, configure, and connect to AS/400, z/OS, and VT systems from Linux. Covers server mode and local mode.

Getting Started with IMTerm on Windows

Deploy IMTerm on Windows for local use or as a server. Replace legacy desktop terminal emulators with a browser-based zero-install solution.

Migrating from Legacy Emulators to IMTerm

Step-by-step migration from existing desktop terminal emulators to IMTerm. Profile conversion, keyboard mapping, script migration.

Agent Mode Tutorial: AI-Driven AS/400 Automation

Use natural language to navigate AS/400, z/OS, and VT220 sessions. Build real-world automation workflows with Agent Mode.

Scripting and Automation Cookbook

Practical recipes for screen scraping, form filling, scheduled cron jobs, and event-driven automation with IMTerm scripts.

Hebrew and BiDi Setup Guide

Configure Hebrew bidirectional text support for AS/400 (CCSID 424), z/OS (CCSID 856), and VT220 sessions.

Enterprise Printing: SCS, CUPS, LPR, and Print Archive

Route AS/400 spool output and z/OS SYSOUT to network printers, CUPS, or the Print Archive. SCS and AFP data streams.

Print Archive Pro - Compliance Printing for Insurance and Finance

Automated capture, indexing, and retention of AS/400 print output. Meets Israeli Insurance Commissioner and SOX requirements.

Screen-to-HTML Modernization Guide

Transform 24x80 green-screen applications into styled HTML forms with no host changes. Field mapping, themes, and branding.

SSO and Kerberos Setup Guide

Configure Kerberos SPNEGO, LDAP, SAML, and certificate-based authentication for IMTerm server mode.

Multi-Server Deployment for 2000+ Seats

Scale IMTerm horizontally with load balancing, shared NFS data, and Redis session affinity. Handles 2000+ concurrent users.

Cluster High Availability and Node State Management

Active-Active peer mesh, node states (STANDBY/ONLINE/DRAINING/OFFLINE), zero-downtime upgrade procedure, and imterm CLI commands for cluster operations.

Capacity Planning and Sizing Guide

RAM-based sizing formula, OS memory reserve, sizing table by server RAM, worked example for 2000-seat deployments, and health endpoint behavior at capacity.

Deploying IMTerm on Windows

WSL2 and native Windows binary approaches, firewall rules, NSSM service setup, imterm-setup.exe wizard, Ansible playbook, and RAM planning for Windows Server.

OIDC and Microsoft Entra ID Setup

Sign in with Microsoft button, Azure AD app registration, config.yaml oidc section, group-to-role mapping, and four testing options including mockoidc.

Slave Printer Session: Transparent Host Print Passthrough

TN5250E *PRT device for automatic host-to-printer routing, SCS data flow, CCSID configuration, REST API, and supported CUPS/LPR printers.