3780Link Features and Requirements

Key Features

• Easy setup and configuration
• Save multiple configuration files
• Phone directory for frequently dialed hosts
• Up to 56K bps over dial-up or leased lines
• Detailed log file with date and time stamps
• Line trace for monitoring and diagnostics
• Real-time session statistics
• Auto-dial with UDS, V.25 bis, SADL, and 'AT' (Hayes) command set
• Auto-answer with most modems
• Up to 48 BSC ports on a single system

Script Language

• Execute scripts from the command line, batch files, parent processes, or the 3780Link menu
• Supports unattended operation
• "Hot reader" function to send files automatically
• Execute external processes and evaluate results
• Accept commands from a client process
• Command line parameter substitution
• Call scripts from within scripts
• Time activated commands
• Branching and looping commands
• Extensive result codes and error testing

RJE Server Functionality

• Load 3780Link as a 3780 RJE server
• Submit commands to 3780Link from user programs (via Windows DDE or named-pipes interface on Unix platforms)

3780/2780 BSC Features

• Complete IBM 3780/2780 RJE emulation
• Point-to-point bisync protocol
• Automatic ASCII to EBCDIC translation
• Vertical Forms Control (VFC) recognition
• Device selection support
• Supports half- or full-duplex modems
• Space compression and expansion (3780)
• Space truncation and expansion (2780)
• WACK, RVI, and TTD support
• Transparent text mode support
• Terminal identification support
• CRC-16 error checking
• Easy to configure for BTAM and JES host connections

Enhanced BSC Features

• Receive files to console, printer, or disk
• Binary file mode to send and receive non-text files
• Automatic concatenation of outbound files if desired
• Ability to strip VFC and device selection sequences
• Communication buffers up to 4K bytes
• Configurable ASCII-EBCDIC translation tables
• Configurable inbound record separator recognition
• Optional suppression of outbound record separators

Connection Options

• Hayes Optima AutoSync Modem in AutoSync mode (no sync adapter required; most economical option where feasible)
• SSI SyncPCI single-port sync adapter (requires synchronous modem from Serengeti Systems or 3rd party)
• SSI SmartSync/DCP intelligent 8-port sync adapter (requires synchronous modem for each enabled port; modems available from Serengeti Systems or 3rd party)

Supported Modems

• Most external synchronous auto-dial modems (including Hayes Optima, U.S. Robotics Courier, Motorola/UDS, Racal-Vadic, Okidata, MultiTech, Codex, AT&T and IBM)
• Hayes Optima for AutoSync operation
• Most external synchronous modems in manual dial mode

System Requirements

• Pentium or compatible with Windows 98, ME, 2000, XP, or Windows Server 2003
• Pentium or compatible with Linux
• IBM RS/6000 with AIX
• Sun Sparc with Solaris