-
AAA
Authentication, Authorization, Accounting
-
-
ADSL
- Asymmetrical Digitial Subscriber Line
- True name of Broadband means upload and download speeds are different.
-
APIPA
- 169.154.0.0 Automatic Private Interent Protocol Addressing
- Given when DHCP is down and/or you want to communicate only within your private network w/ others
- Not routable
-
ARP
- Address Resolution Protocol
- Used to map IP address to MAC address.
-
ATM
- Asynchronous Transfer Mode
- Very fast method
- Uses fixed-length packets.
-
BNC
- Bayonet-Neill-Concelman OR British Naval Connector
- 2 pin connector
-
BRI
- Basic Rate Interface
- ISDN2e - digitial signal carrying 2 telephone channels.
-
-
CHAP
Challenge Handshake Authentication Protocol
-
CIDR
- Classless Inter-Domain Router
- Eliminates Class A,B,C so more IP addresses can exit
- ex: 192.168.17.54/24
-
-
CSMA/CA
Carrier Sense Multiple Access/Collison Avoidance
-
CSMA/CD
Carrier Sense Multiple Access/Collision Detection
-
CSU/DSU
- Channel Service Unit/Digitial Service Unit
- Data check & clean before allowed on T1 line
-
CYMK
Cyan, Yellow, Magenta, Black
-
DDos
- Distributed Denial of Service
- SYN flood using zombies, etc... to help overwhelm victim's system.
-
DHCP
Dynamic Host Configuration Protocol
-
Automatically gives IP addresses to clients.
-
DMZ
- Demilitarized Zone
- Perimeter network - outside of a network to protect intranet.
-
DNS
- Domain Name Service or Server
- Gives outgoing or incoming FQDN an IP address.
-
-
EAP
- Extensible Authenication Protocol
- Use multiple methods.
-
EV-DO
- Evolution Data Optimized or Only
- Communication technology
- 400 KbpsU - 700 KbpsD cellular
-
FDDI
- Fiber Distributed Data Interface
- Fiber Optic network.
-
FPM
- Fast Page-Mode
- Type of DRAM allows faster access to info on same line or page
- AKA Page Mode Memory
-
FTP
- File Transfer Protocol
- Transfers files between systems - fully functional with authentication.
-
GPRSy
General Packet Radio System
-
GSM
Global System for Mobile Communication
-
HIDS
- Host Intrusion Detection Systems
- Similiar to Antivirus watching for changes on network.
-
HTML
Hypertext Markup Language
-
HTTP
Hypertext Transfer Protocol
-
HTTPS
Hypertext Transfer Protocol over Secure Socket Layer
-
ICMP
- Internet Control Message Protocol
- Used to send IP error & control messages between routers & hosts.
-
ICS
Internet Connection Sharing
-
IDF
- Intermediate Distribution Frame
- AKA Vertical Cabling for multi-floor cabling from mainframe.
-
IDS
Intrusion Detection System
-
IGMP
Internet Group Management Protocol
-
IKE
Internet Key Exchange
-
IIS
- Internet Information Services
- Microsoft Web Server for NT & 2000
-
IMAP
Internet Mail Access Protocol
-
IMCP
- Internet Management Control Protocol
- Used to send IP error & control messages between routers and hosts.
-
-
IPv4
Internet Protocol Version 4
-
IPConfig
Internet Protocol Configuration
-
IPS
Internet Prevention System
-
IP SEC
Internet Protocol Security
-
IPX
Internetwork Packet Exchange
-
IPX/SPX
- Internetwork Packet Exchange/Sequenced Packet Exchange
- Use with Novell.
-
ISDN
- Integrated Services Digitial Network
- Over phone lines but not converted to analog.
-
L2P
Layer 2 Forwarding Protocol
-
L2TP
- Layer 2 Tunneling Protocol
- Used to create virtual private network - relies on IPSec for security.
-
-
LC
- Lucent Connector
- OR
- Logical Connector
-
LDAP
- Lightweight Directory Access Protocol
- Stores inforamtion about users network resources file system application.
-
LLC
- Logical Link Control
- With MAC - Media Access Control in DataLink managing traffic (flow and error control) over the physical medium.
-
-
MAN
Metropolitan Area Network
-
MAU - MSAU
- Multi-Station Access Unit
- Used with token ring star topology.
-
MDF
- Main Distribution Frame
- Location of management devices between external & internal network.
-
MLS
- Multi-Layer Switch
- Combines data switching with routing.
-
MMC
Microsoft Management Console
-
MMF
- Multimode Fiber
- Used for short distance.
-
MPLS
Multi-Protocol Label Switching
-
MS-CHAP
Microsoft Challenge Handshake Authentication Protocol
-
MT-RJ
- Mechanical Transfer - Registered Jack
- Connector used with SMF & MMF fiber optic cables - looks like RJ45 connector
-
NAS
- Network Attached Storage OR
- Network Access Server
-
NAT
- Network Address Translation
- Like a proxy.
-
NIDS
Network Intrusion Detection Systems
-
NIT
- Network Information Table OR
- Network Interface Tap
-
NNTP
Network News Transfer Protocol
-
NTP
- Network Time Protocol
- Time synchronization system for computer clocks through the Internet.
-
-
OSI
Open Systems InterConnect
-
OSPF
- Open Shortest Path First
- Routing protocol using LinkState.
-
PAN
Personal Area Network
-
PAP
Password Authentication Protocol
-
PAT
- Port Address Translation
- Translates TCP and UDP ports between hosts.
-
PKI
Public Key Infrastructure
-
PKE
- Public Key Encryption
- 2 keys used.
-
POTS
Plain Old Telephone System
-
PPP
- Point-to-Point Protocol
- For dial-up
- Able to pass multiple LAN protocols across a wire.
- Dynamic.
- Uses CHAP
-
PPPoE
Point-to-Point over Ethernet
-
PPTP
- Point-to-Point Tunneling Ptotocol
- Used to create virtual private networks.
-
PRI
- Primary Rate Interface
- ISDN30 digitial signal carrying between 8-30 telephone channels.
-
PSTN
Public Switched Telephone Network
-
PVC
Permanent Virtual Circuit
-
RADIUS
- Remote Authentication Dial-In User Service
- Uses AAA.
-
RAID
Redundant Array of Independent Discs
-
RAS
- Remote Access Service
- Requires use of EAP.
-
RDP
Remote Desktop Protocol
-
-
RFI
Radio Frequency Interference
-
RIP
- Routing Information Protocol
- Defines how paths are chosen using distance vector (which route has fewest hops)
-
-
RJ-11
- Registered Jack function 11
- Phone.
-
RJ-45
- Registered Jack function 45
- LAN.
-
ROT13
- Rotate 13 cipher
- Encryption & decryption algorithm pair lettervalue is replaced with the value 13 higher.
-
RS-232 OR RS-232c
Recommended Standard 232 Serial
-
-
RTP
- Real Time Protocol
- Can be used for VoIP - calls over Internet - can send audio and radio.
-
-
SC
- Subscription Channel OR
- Standard Connector
- For fiber optics push type connector.
-
SFTP
Secure File Transfer Protocol
-
SLIP
- Serial Line Internet Protocol
- For dial-up.
-
SMB
- Server Message Block OR
- Small to Midsize Business
-
-
SMTP
- Simple Mail Transport Protocol
- Used to send mail - transfers mail between servers.
-
SNMP
- Simple Network Manegement Protocol
- Allows computers to be managed remotely.
-
SNAT
- Source Network Address Translation
- Translates many private source IP addresses into one public source IP address so they can use the Internet.
-
SONET
Synchronos Optical Nwtwork
-
SPI
- Stateful Packet Inspection
- aka Stateful Firewall
- Found in devices like routers for security of traffic.
-
SPX
Sequenced Package Exchange
-
SSH
- Secure Shell
- Exchanges data between 2 network nodes over a secure channel.
- Uses encryption.
-
SSID
- Service Set Identifier
- Name of a network - provides security for wireless network.
-
SSL
- Secure Socket Layer
- Public/private key encryption.
-
STP
- Shielded Twisted Pair
- 10BaseT/10BaseTX
- 100M Cat 3,5,6
- Star topology.
-
ST
- Straight Tip
- Connector for fiber optics.
- ST & FC look like BNC.
-
SYN/ACK
- Synchronize/Acknowledgement
- Part of TCP Handshake.
-
T1
- T-Carrier Level 1
- T1 - 1.544 Mbps
- T3 - 44.736 Mbps
- T4 - 274.276 Mbps
-
TACACS+
- Terminal Access Controller Access Control System +
- Cisco authentication protocol.
-
TCP/IP
- Transmission Control Protocol/Internet Protocol
- Acknowledged, connection - oriented communications.
-
TDR
- Time Domain Reflectometer
- Verifies impedance and termination in a cable.
- OTDR for optical.
-
TFTP
Trivial fFile Transfer Protocol
-
TLS
- Transport Layer Security
- Encrypts message between 2 authenticated computers.
- Replaces SSL.
-
UDC
- Universal Data Connector
- With token ring.
-
UDP
- User Datagram Protocol
- Connectless, unacknowledged communications used best for streaming audio & video.
-
UNC
Universal Naming Convention
-
URL
Uniform Resource Locator
-
UTP
Unshielded Twisted Pair
-
VLAN
Vitual Local Area Network
-
VNC
Virtual Network Connector
-
VoIP
- Voice over Internet Protocol
- Make phone calls over data network.
- i.e. Internet calling.
-
VPN
- Virtual Private Network
- Uses encryption & security to be a private network over public network.
-
-
WAP
- Wireless Access Point
- Router which connects Ethernet to Wireless networks.
-
WEP
Wireless Equivalent Privacy
-
WINS
- Windows Internet Naming Service
- Resolves NetBIOS names w/ IP addresses automatically.
- Used instead of manual LMHOSTS file.
-
WLAN
Wireless Local Area Network
-
WTLS
Wireless Transport Layer Security
-
WPA
- Wireless Protected Access
- WPA2-AES most secure version
-
ZeroConf
- Zero Configuration
- Enables computers to automatically connect to available wireless networks without user action.
|
|
