109 Communications

Question 1

109.1 Discuss the purpose of a Red Cross message.

Answer 1

Is used to notify a service member of an emergency or other important event such as the birth of a child or serious illness or death of a family member.

Question 2

a. ADNS:

Answer 2

Automated Digital Networking System connects Navy shipboard networks to other ship and shore networks for transferring IP data of various classification levels.

Question 3

b. CUDIXS:

Answer 3

Common User Digital Information Exchange Subsystem has the capability to both send and receive narrative shipboard message traffic.

Question 4

c. VERDIN:

Answer 4

VLF Digital Information Network is a broadcast system that provides a highly reliable and secure system for worldwide delivery of operational, tactical, and administrative messages from the Fleet Submarine Broadcast System (FSBS) and Minimum Essential Emergency Communications Network (MEECN).

Question 5

d. NOVA:

Answer 5

Automated Message Store and Forward is a switching system that provides automated readdressed and quote functions for authorized users.

Question 6

e. IBS:

Answer 6

INTEGRATED BROADCAST SYSTEM disseminates threat avoidance, targeting, maneuvers, force protection, target tracking, and target/situation awareness information, and will be continuously refined by data from national, theater, and tactical sensors.

Question 7

g. DMS (DEFENSE MESSAGE SYSTEM):

Answer 7

(DEFENSE MESSAGE SYSTEM): Employs the messaging and directory services using internationally recognized COTS-based X.400 and X.500 messaging and directory products.

Question 8

f. INMARSAT:

Answer 8

International Maritime Satellite is a critical communications path for SIPRNET, NIPRNET, and POTS (plain-old telephone system) ship-to-shore communication for all Navy ships less the CV/CVN/LHA/LHD/AGF and LCC classes. This multipurpose SATCOM system provides both simultaneous voice and IP data up to 128 Kbps.

Question 9

NREMS (NAVY REGIONAL ENTERPRISE MESSAGE SYSTEM):

Answer 9

(NAVY REGIONAL ENTERPRISE MESSAGE SYSTEM): Provides web-based messaging capability that allows users to send and receive DMS messages using a web browser or via SMTP.

Question 10

AMHS (AUTOMATED MESSAGE HANDLING SYSTEM):

Answer 10

(AUTOMATED MESSAGE HANDLING SYSTEM): Implements on-site redundancy and full Continuity of Operations Planning (COOP) capability between NCTAMS LANT and NCTAMS PAC.

Question 11

h. VTC:

Answer 11

Video Teleconferencing Service is an extension of traditional telephony technologies with the added feature of being able to see the person or persons with whom one is talking.

Question 12

i. DCO:

Answer 12

Defense Coordinating Officer, will help provide war fighters and supporting elements with some of the tools required for collaboration during engagements.

Question 13

109.3 Discuss GINGERBREAD and explain the procedures involved.

Answer 13

Gingerbread indicates that an unauthorized person is present on a circuit. The only proper response to this is “Roger out” and communications are to cease on that circuit

Question 14

109.4 Discuss BEAD WINDOW and explain the procedures involved.

Answer 14

Occurs when the previous transmission may have disclosed unauthorized EEFI information and uses a code word and a number combination which is transmitted immediately by any net member to the unit disclosing the EEFI. Proper response for a net member receiving a BEADWINDOW will be “ROGER OUT” using proper net call signs.

Question 15

109.5 Discuss types of disclosures afforded protection by the EEFI list.

Answer 15

Essential Elements of Friendly Information – designed to protect friendly intelligence by granting it the same classification level of our own corresponding intelligence to include: position, capabilities, operations, personnel, COMSEC, and inappropriate transmissions (Wrong Circuit) of friendly and enemy combatants and their systems.

Question 16

109.6 Define RIVER CITY and state when it is utilized.

Answer 16

River City is an OPSEC countermeasure. There are various levels that further restrict the outbound transmission/radiation of communication systems and RADAR.

Question 17

109.7 Discuss JSIR (Joint Spectrum Interference Resolution) to include the following: Meaconing:

Answer 17

a system of receiving radio beacon signals and rebroadcasting them on the same frequency to confuse navigation.

Question 18

109.7 Discuss JSIR (Joint Spectrum Interference Resolution) to include the following: Intrusion:

Answer 18

The intentional insertion of EM energy into transmission paths in any manner, with the objective of deceiving or confusing operators.

Question 19

109.7 Discuss JSIR (Joint Spectrum Interference Resolution) to include the following: Jamming/Inference:

Answer 19

The deliberate radiation, re-radiation, or reflection of EM energy for the purpose of preventing or reducing an enemy’s effective use of the EM spectrum with the intent of degrading or neutralizing the enemy’s combat capability.

Question 20

109.7 Discuss JSIR (Joint Spectrum Interference Resolution) to include the following: Spectrum management:

Answer 20

the fine-tuning of RF to reduce crosstalk and converging of different communication systems to maintain COMSEC.

Question 21

1. Format line 2:

Answer 21

Repeated routing indicators of station who is responsible for delivery

Question 22

2. Format line 4:

Answer 22

Special Handling Designators

Question 23

3. Format line 5:

Answer 23

DTG and Precedence

Question 24

4. Format line 6:

Answer 24

FROM

Question 25

5. Format Line 7:

Answer 25

TO

Question 26

6. Format Line 8:

Answer 26

INFO

Question 27

7. Format Line 12:

Answer 27

Subject, References, Subject Body and Declassification Instructions

Question 28

a. R:

Answer 28

Routine (6hrs)

Question 29

c. O:

Answer 29

Immediate (30 minutes)

Question 30

b. P:

Answer 30

Priority (3hrs)

Question 31

d. Z:

Answer 31

Flash (As fast as possible with an objective of less than 10 minutes)

Question 32

e. W:

Answer 32

Pinnacle (As fast as possible) (WW is used for CRITIC, which must be routed to DIRNSA in <5 minutes)

Question 33

109.10 State the purpose of an OPTASK COMMS

Answer 33

Operational Tasking Communications are a means used by which the United States Navy and Allied Navies distribute afloat communications plans.

Question 34

109.11 State the purpose of a COMMPLAN.

Answer 34

A Communications Plan provides the communications planner with an automated method of drafting the OPTASK COMMS message.

Question 35

109.12 State the purpose of a TSO.

Answer 35

A Telecommunications Service Order is the authorization from Headquarters, DISA, a DISA area, or DISA-DSC to start, change, or discontinue circuits or trunks and to effect administrative changes.

Question 36

109.13 State the purpose of a TSR.

Answer 36

A Telecommunications Service Request requires additions, deletions or changes in existing Defense Communication System circuits.

Question 37

109.14 State the purpose of a COMSPOT/ Communications service advisory.

Answer 37

A COMSPOT is a report indicative of issues, expected outages, or an outage of a circuit(s) lasting more than 30 minutes. Report is made to NCTAMS and DISA.

Question 38

109.16 State the purpose of OTAT

Answer 38

1. Over-the-Air Key Transfer (OTAT): Electronically distributing key without changing the traffic encryption key used on the secured communications path over which the transfer is accomplished. (Transmitting electronic key mat for new day, month, etc.)

Question 39

109.15 State the purpose of Key Management Infrastructure (KMI).

Answer 39

Prescribes the minimum policies for issuing, accounting, handling, safeguarding, disposing of COMSEC (Communications Security) material, and the application of cryptographic/physical security measures to COMSEC material and facilities.

Question 40

109.16 State the purpose of OTAR

Answer 40

2. Over-the-Air Rekeying (OTAR): Changing traffic encryption key or transmission security key in remote crypto-equipment by sending new key directly to the remote crypto-equipment over the communications path it secures. (The reception of the new key mat for new day, month, etc.)

Question 41

109.18 State the purpose of Emissions Control (EMCON).

Answer 41

Prevents an enemy from detecting, identifying, and locating friendly forces and is used to minimize electromagnetic interference from friendly systems.

Question 42

109.17 Describe TEMPEST.

Answer 42

Transient Electromagnetic Pulse Emanation Standard is the code name given to the investigation, study, and control of compromising emissions from telecommunications and automated information processing systems.