Chapter 1. Description of the IBM 6611
Model 120
The IBM 6611 Network Processor Model 120 (Model
120) is designed to be placed on a tabletop or on a
shelf in a standard Electronics Industries
Association (EIA) 310-C rack.
Figure
1-1. Model 120
The Model 120 processes data from the disk drive,
diskettes, and communication connections. It
contains a 32-bit processor, network adapters,
16 MB of RAM, and media storage devices. The
hardware is controlled by the IBM Multiprotocol
Network Program, program number 5648-016.
The Model 120 has 2 communication adapters and a
disk drive. Internal hardware controls a 3.5-inch
diskette drive, 2 serial ports, and the disk drive.
The Model 120 does not have a keyboard or display
screen. You can attach an ASCII terminal to the
Model 120 to use the Multiprotocol Network
Program System Manager functions, or you can use
a workstation attached to an Internet Protocol (IP)
network. The front operator panel of the Model 120
contains a 3-digit display, a Key Lock/Reset Button
Assembly, and a 3.5-inch diskette drive.
©
Copyright IBM Corp. 1992, 1993
1-1