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Chapter One
Introduction
1.1 SmartLine 16 Intelligent Stackable
MAU
The SmartLine 16 (SL16) is an intelligent, stackable, token ring
MAU with 16 lobe ports. The product features Andrew’s
QuickLock™ hardware speed detection on all lobe ports and the
Ring In port. This feature prevents the most common causes of ring
failure by detecting and locking out workstations configured for the
wrong speed. Andrew offers two versions of this product:
Model SL-16
Serves users with RJ45 Connectors on the Ring
In/Ring Out and lobe ports
Model SL-16 DC Serves users with DC (Data/ MIC Connectors)
on the Ring In/Ring Out and lobe ports. You
also have a DB-9 connector as a Ring In
connector option.
When used with other smart Andrew products, such as the
SmartLine 8122, the SL16s can detect a main ring cable break (or
disconnection) on the Ring or Ring Out ports and automatically
switch to a backup ring. This preserves the integrity of the ring and
allows recovery without a loss of data. After the problem is
