User guide

10 Installation Guide
2711-11 Only: The 2711-11 provides two additional DIP switches which
are described in the following table.
Switch Name Position Operation
LLCF
*
UP Link Loss Carry Forward is enabled.
DOWN Link Loss Carry Forward is disabled.
(default)
RED UP Operates in Dynamic Recovery Mode (DRM). If
MODE (default) the PRIMARY link fails, the SECONDARY port
becomes active. Refer to the description of the
AUTO switch.
DOWN Operates in Network Select Mode (NSM). Use the
RESET push button on the front of the unit to
toggle between PRIMARY and SECONDARY. In
NSM, the AUTO switch sets the initial active port
on power up. Up is SECONDARY and down is
PRIMARY. Note that the SW LED remains off in
NSM.
*
Refer to the page titled “Link Loss Carry Forward (LLCF)” in the User Guide section of this manual for more
information.