NetRunner WAN User’s Manual
Introduction
1-12
Module Locations
5-Slot Chassis
There are five chassis positions available for modules in the NetRunner
(except in the NetRunner 75E). These are identified from bottom to top as
module locations A through E. The Communications Control Module (CCM)
is always in module location A. The LAN module may be installed in any
module location BE. It is normally installed in module location B.
3-Slot Chassis
There are three chassis positions available for modules in the NetRunner
75E. These are identified from bottom to top as module locations A, B, C.
The NetRunner 75E contains a LAN/WAN module in location A. This module
contains both the Local Area Network software and the Wide Area Network
software. The LAN portion of the LAN/WAN module is mapped logically to
module location E.
Populating the NetRunner
(Module Possibilities and Quantities)
The following lists the modules available for the NetRunner products, the
module locations where each can be installed, and the maximum number of
modules which can be supported without consideration to limits imposed by
the hardware or software.
NetRunner 2000ED Network Node, dual LAN modules (Model NR2000ED)
Module
Module Locations
Maximum Modules
Module
A
B
C
D
E
Maximum Modules
Supported By Unit
CCM
X
1
Data Expansion Module
6-channel DMA
1
X
X
X
1
LAN Module
X
X
X
X
2
Voice/Fax
single-channel
dual-channel
X
X
X
X
X
X
X
X
2
2
ISU
single-channel
dual-channel
X
X
X
X
X
X
X
X
1
1
Modem
14.4
X
X
X
X
2
1
Supports six additional links when switch setting on module is set for B. With any other switch
setting, the module supports 6 async or sync channels.
