Nortel 1750, Install Manual

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22
Preface
NN46110-316 02.01
Text conventions
This guide uses the following text conventions:
Acronyms
This guide uses the following acronyms:
bold Courier text
Indicates command names and options and text that
you need to enter.
Example: Use the
show health
command.
Example: Enter
terminal paging { off | on }
.
italic text
Indicates new terms and book titles.
plain Courier
text
Indicates system output, for example, prompts and
system messages.
Example:
File not found.
separator ( > ) Shows menu paths.
Example: Choose Status > Health Check.
ADSL asymmetric digital subscriber line
AES Advanced Encryption Standard
AIS alarm indication signal
CSU/DSU channel service unit/digital service unit
DES Data Encryption Standard
DIMM dual inline memory module
DTE data terminal equipment
FRU field replaceable unit
GUI graphical user interface
HSSI High Speed Serial Interface
IP Internet Protocol
IPsec IP Security