COMMUNICATIONS CIRCUITS
NETWORKING FUNDEMENTALS
COMMUNICATIONS FREQUENCIES
NAVY NETWORKS
NAVY ACRONYMS
100
UHF Non-Secure Voice
What is the Uniform Circuit?
100

List associated with a computing system resource that specifies which users or groups are permitted to perform specified operations

What is an Access-Control List (ACL)?

100
3 - 30KHz
What is Very Low Frequency?
100
Provides transparent caching, resulting in faster browsing performance
What is Web Cache?
100
CASREP
What is a Casualty Report?
200
UHF Secure Voice
What is the Romeo Circuit?
200

A hardware identification number that uniquely identifies each device on a network.

What is a Media Access Control Address (MAC)?

200
30 - 300GHz
What is Extremely High Frequency?
200
Used to exchange sensitive but unclassified information and offers a gateway to the internet
What is NIPRNet?
200
IAVB
What is an Information Assurance Vulnerability Bulletin?
300
HF Duplex Data TTY
What is the Golf Circuit?
300

A custom network created from one or more existing LANs that enables groups of devices from multiple networks (both wired and wireless) to be combined into a single logical network.

What is a Virtual Local Area Network (VLAN)?

300
< - 30Hz
What is Extremely Low Frequency?
300
Used to automate the process of IAVA updates with ISNS and CENTRIXS - M
What is Windows Server Update Services (WSUS)?
300
DISA
What is Defense Information System Agency?
400
Fleet Broadcast UHF
What is the November Circuit?
400

A hardware device that acts as a "gate" between two networks. It may be a router, firewall, server, or another device that enables traffic to flow in and out of the network.

What is a Gateway?

400
3GHz - 30GHz
What is Super High Frequency?
400
Used to transmit classified information in a "completely secure" environment
What is SIPRNet?
400
GCCS-M
What is Global Command Control System - Maritime?
500
HF Simplex Data TTY
What is the DELTA Circuit?
500

***************DAILY DOUBLE*****************

A protocol used by routers to exchange routing information on a network. Its primary functions are to 1) determine the most efficient way to route data on a network and 2) prevent routing loops.

What is Routing Information Protocol (RIP)?

500

3 - 30MHz

What is High Frequency?

500
A subsystem of a larger worldwide communication infrastructure supporting shore and deployed units around the world
What is Fleet Network Operating Centers?
500
CENTRIXS-M
What is the Combined Enterprise Regional Information Exchange System - Maritime?
M
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