Figure11: standalone configuration, Alternative installations, Standalone installation – Allied Telesis AT-MR912TX User Manual
Page 36: Appendix f

Installation
16
Alternative Installations
AT-MR912TX hubs can be installed within four different configurations:
standalone, cascaded, stacked and cascaded/stacked.
The following hub models can be used for standalone or cascaded hub
configurations. They do not have ATI’s optional AT-MR901 Stacking Module
installed:
❑
AT-MR912TX-10A
❑
AT-MR912TX-20A
❑
AT-MR912TX-30A
The following models incorporate ATI’s AT-MR901 Stacking Module as a
standard feature. This module enables you to stack up to six units into a single
chassis such that they appear to be a single logical hub within a single
Ethernet collision domain:
❑
AT-MR912TX-19A
❑
AT-MR912TX-29A
❑
AT-MR912TX-39A
Standalone Installation
In a standalone configuration, the AT-MR912TX supports up to a maximum of
twelve network nodes. This is shown in Figure 11.
Figure 11: Standalone Configuration