NVRAM Nonvolatile Random Access Memory. The data in NVRAM cannot be
lost when the system is Down.
R
RAM Random Access Memory is a memory that can be lost easily, and read
and rewritten by the micro processor.
ROM Read Only Memory is a memory that cannot be lost easily, and can only
be read, but not written by the micro processor.
S
SRAM Static Random Access Memory is a type of random access memory. Its
contents can be saved only if the SRAM is provided with the uninterrupted
power supply. Unlike the DRAM, the SRAM does not need to be refreshed
repeatedly.
HUAWEI NE40E-X1 & NE40E-X2 Universal Service
Router
Hardware Description E Glossary
Issue 02 (2011-09-10) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
147
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