5
W
ORKING
WITH
M
EMORY
This chapter contains information about:
■
Saving a phone number to NVRAM
■
Working with Flash Memory
You can upgrade the software held in Flash memory by performing a
software download.
See Chapter 3
, Upgrading your Software,
for more
information about performing a software downloads.
Overview
Business Modems contain three types of memory that you can interact
with: random access memory (RAM), nonvolatile random access memory
(NVRAM), and Flash memory.
Memory type Applies to Loss of power will Command
RAM The current settings. Cancel any changes you
make. To save settings
before resetting the modem,
use &W. See the section
Working with RAM
for more
detailed information.
ATI4
NVRAM Saved settings (any
configurations you
can store, retrieve,
and change).
NOT affect your settings.
ATI5
Flash Three templates of
permanent settings
(the Business
Modem’s operating
software).
NOT affect your settings.
You can retrieve the
permanent settings, and
save them to NVRAM, but
you cannot alter them.
Not
applicable.
