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WHAT U KNOW BOUT THAT IDW LIFE > NETWORKS/ IP SERVICES > Flashcards

NETWORKS/ IP SERVICES Flashcards

1
Q

Types of NETWORK TOPOLOGY.

A

BUS- every PC is connected to a common medium
STAR-
RING
MESH

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2
Q

What are the layers of the Open Standard Interconnection (OSI) ?

A

P DNT SPA ( PLEASE DONT SPANK!)
PHYSICAL- controls the functional interface
DATA LINK- takes data from the PHYS and give it structure aka FRAME
NETWORK- translate LOGICAL addresses to PHYSICAL addresses
TRANSPORT- makes sure data is ERROR FREE
SESSION- the CONNECTION of 2 computers
PRESENTATION- FORMATS the data passed to the APPLICATION layer
APPLICATION- TOOLS used to ACCOMPLISH the task.

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3
Q

Defense Information Systems Network. (DISN)

A

wide area network transfer comms requirements IAW DODI 4640.14

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4
Q

What does ONENET stand for?

A

OCONUS Navy Enterprise Network, secure IT infrastructure on OCONUS navy locations

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5
Q

What does NMCI stand for?

A

Navy Marine Corps Intranet, operates in CONUS locations.

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6
Q

Difference between a VIRUS and WORM.

A

virus requires user interaction and worm can replicate without user interaction it just need to be added the network.

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7
Q

Pretends to be something its not to enter your system while hiding something bad.

A

TROJAN

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8
Q

OPENING that ALLOWS additional access to data.

A

BACKDOOR

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9
Q

PHISHING

A

using social medias to try to get information.

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10
Q

Outer Security Screening Router (OSSR)

A

uses ACL (access control list) to limit connection, 1st line of defense

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11
Q

Inner Security Screening Router (ISSR)

A

last line of defense, must like OSSR but also uses load balancing.

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12
Q

VSCAN

A

virus scan used to scan emails.

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13
Q

What is RAID?

A

redundant array of independent disc, fault tolerance, 4 types

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14
Q

OWA

A

outlook web access, web mail service provided by ONENET when Microsoft Outlook is not available.

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15
Q

What are the enterprise TIERS?

A

TIER

  1. REGIONAL HELP DESK
  2. FIELD SERVICES (LNSC)
  3. NETWORKS
  4. SUBJECT MATTER EXPERTS (GUYS IN SAM’S OFFICE)
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16
Q

NAME COMMON PORTS.

A

20/ 21- FILE TRANSFER PROTOCOL
22- SECURE SHELL PROTOCOL (SECURE SESSION WHEN LOGGING IN REMOTELY) ( DUB SS/22)
23- TELNET ( TAKE IT TO THE NET JORDAN)
25- SIMPLE MAIL TRANSFER PROTOCOL (SENDING MAIL)
53- DOMAIN NAME SYSTEM (CONVERTS NAMES INTO IPS)
80- HYPERTEXT TRANSFER PROTOCOL HTTP (WEB BROWSING)
110- POST OFFICE PROTOCOL POP3 ( RECEIVING MAIL)
443- HTTPS SECURE WEB BROWSING

17
Q

PORTS 25 AND 110

A

SIMPLE MAIL TRANSFER PROTOCOL (SENDING MAIL)/POST OFFICE PROTOCOL POP3 ( RECEIVING MAIL)

18
Q

PORTS 80 AND 443

A

HYPERTEXT TRANSFER PROTOCOL HTTP (WEB BROWSING) / HTTPS SECURE WEB BROWSING

19
Q

PORTS 53

A

DOMAIN NAME SYSTEM (CONVERTS NAMES INTO IP ADDRESSES)

20
Q

What services are supported by the HELP DESK?

A

SIPR/ NIPR/ DSN/ BLACKBERRY/ VTC

21
Q

What are the Service Levels?

A

SL1- MISSION CRITICAL, WHERE OPERATIONS ARE AFFECTED, ASSIST 2-24HRS
SL2- SAME AS SL1 BUT DOES NOT HAVE A LNSC , OUR OUTLAYING LOCATIONS. ASSIST BEST EFFORT
SL3- EVERYONE ELSE , ASSIST AT THE LEAST 4 HR

22
Q

What does ECRNOC stand for and can shut it down?

A

EASTERN Central Region Network Operations Center (NAPLES IT) , The CO/XO, OPS, JFTOC WATCH OFF.

23
Q

DISA.

A

DEFENSE INFORMATION SYSTEMS AGENCY, provides real time intell and information exchange between producer and user.

24
Q

NAVY CYBER DEFENSE OPERATIONS COMMAND/ NCDOC

A

oversees the defense of navy computer networks of computer network defense missions.

25
Q

TNOSC

A

THEATER NETWORK OPERATIONS AND SECURITY CENTER, delivers voice and ip services to sea and afloat commands

26
Q

FLEET NETWORK OPERATIONS CENTER/ FLTNOC

A

provides critical IP services to the fleet as a gateway between them and the DISN (DEFENSE INFORMATION SYSTEMS NETWORK)

27
Q

What are the FLTNOCs?

A

UAR (UNIFIED ATLANTIC REGION) NCTAMS LANT
PR (PACIFIC REGION) NCTAMS PAC
ECR (EASTERN CENTRAL REGION) NCTS NAPLES
IOR (INDIAN OCEAN REGION) NCTS BAHRAIN

28
Q

What must a unit have to get IP services from a FLTNOC?

A

have valid IATO (INTERIM AUTHORITY TO OPERATE), submit SERVICE REQUEST MESSAGE, ans have valid SATELLITE ACCESS AUTHORIZATION (SAA) (if path uses a SAT)

29
Q

Define CAS.

A

collaboration at sea, tool to share knowledge using minimum bandwidth.

WHAT U KNOW BOUT THAT IDW LIFE (12 decks)

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