HDS ViewStation System Administrator's Guide

A Hypertext Document


ViewStation Token Ring Ethernet

This page discusses ViewStation operation on Token Ring Ethernet.

ViewStation PCMCIA Interface for Token Ring
The HDS ViewStation supports Token Ring communications with its PCMCIA adapter card and a Token Ring "HDS PCMCIA Token-Ring 16/4 Adapter" card. This is an available option for all ViewStation models.

Specifications and Token Ring Speed
The ViewStation's Token Ring communication complies with IEEE 802.5 standard and uses IEEE 802.2 packet types. The Token Ring communications option requires HDSware version 3.0.2 or higher and HDSware bootprom v3.0.2-E or higher. [Note that if you are using the v3.0.2-E bootprom with 4Mb capacity, you must have a jumper set (position JP7 on the ViewStation FX; position JP6 on ViewStation Ultra) to indicate the higher bootprom capacity. This applies to user upgrades only; factory installation adds the jumper automatically.]

The ViewStation can connect to Token Ring, Ethernet, and PPP networks simultaneously. It can have up to four IP addresses (one for each network) and can act as a network router, including passing information from one network to another.

ViewStation Local Terminal Emulation
ViewStation local clients, such as the ViewStation's IBM 3270 terminal emulator, add powerful capabilities to the Token Ring communications feature. This terminal emulation permits direct connection to IBM mainframe systems on Token Ring networks (at the same time keeping other ViewStation connections and emulations open).

An additional ViewStation feature, the HDS ViewStation Developer's Kit, allows ViewStation customers to write and compile their own application programs to run on the ViewStation. This includes OSF/Motif applications which could be used on IBM mainframe computers without having either X or Motif running on the mainframe.

ViewStation Hardware Interface for Token Ring
This page describes the Token Ring interface on the ViewStation and setting the Token Ring speed.

ViewStation Software Interface for Token Ring
This page describes the software controls for Token Ring operation on the ViewStation.

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