Page 13 - ICT Nepal News Issue 02

I EEE lnstitute for Electrical and Electronic Organization
ACK Acknowledgement Transport and other layers Engineers
ACL Access control list Security, application layer IETF lnternet Engineering Task Force Organization
ADSL Asymmetric digital subscriber line Telecom IMAP lnternet Message Access Protocol Application layer
AES Advanced Encryption Standard Security IP lnternet Protocol lnternet Layer
ANSI American National Standards lnstitute Organization IPS lntrusion prevention system Security
ARP Address Resolution Protocol Link layer rs-rs lntermediate System to lntermediate lnternet Layer
System (routing protocol)
ATM Asynchronous Transfer Mode Telecom
ISDN lntegrated Services Digital Network Telecom
BGP Border Gateway Protocol (routing Application layer, Routers
protocol) ISP lnternet service provider Telecom
BSS Basic service set (Wi-Fi) Wireless ITU-T I nternational Telecomm unications Union Organization
CAT Category (e.g. CAT-5 cable) Physical layer kbps Kilobit per second Physical layer
CCITT (obs.) Standards organization that has been Organization LACP Link Aggregation Control Protocol Data link layer
replaced by ITU-T Local area network
LAN Link and other layers
CHAP Challenge-Handshake Authentication Security, telecom LAPB Link Access Procedure, Balanced (x.25) Telecom
Protocol (PPP)
LAPF Link-access procedure for frame relay Telecom
CIDR Classless lnter-Domain Routing Architecture
LLC Logical link control Link layer
ctR Committed lnformation Rate (Frame Telecom
MAC Media access control
Relay) Link layer
MAN Metropolita n area network Telecom
cLt Command line interpreter Hardware
Mbps Megabits per second Physical layer
CPE Customer premises eq uipment Telecom
MC Multiple choice lT Professional Certifi cation
CPU Central processing Unit Microprocessor
MDF Main distribution frame Physical layer
CRC Cyclical redundancy check Link and other layers
MIB Management information base (SNMP)
CRC.16-CCITT Cyclical redundancy check (X.25, HDLC) Link layers Application Iayer
csMA/cA Carrier sense multiple access / collision Wireless MoCA Multimedia over Coax Alliance Organization
avoidance MPLS M ultiprotocol La bel Switching network technology
csMA/cD Carrier sense multiple access / collision Physical layer MTU Maximum Transmission Unit Multiple layers
detection
NAC Network access control Link and other layers
csr/pHr Channel service unit / data service unit Telecom
NAT Network Address Translation lnternet Layer
DCE Data communications equipment Telecom NBMA Non-Broadcast Multiple Access (e.g Telecom
DEC (obs.) Digital Equipment Corporation Organization Frame Relay ATM)
DES Data Encryption Standard (obs. See AES) Security Nrc Network lnterface Card Physical layer
DHCP Dynamic Host Confi guration Protocol Application layer, lnternet Layer NRZ Non-return-to-zero Physical layer
DNS Domain Name System Application layer NRZI Non-return to zero inverted Physical layer
DRAM Dynamic ra ndom-access memory Hardware NVRAM Non-volatile RAM Hardware
DSL Digital Subscriber Line Telecom ost Open System lnterconnect (joint ISO and Organization
ITU standard)
DSLAM Digital Subscriber Line Access Multiplexor Telecom
OSPF Open Shortest Path First (routing protocol) lnternet Layer
DTE Data Terminal Equipment Telecom
out Organization Unique ldentifi er
EHA Ethernet Hardware Address (MAC Link layer Link and other layers
address) PAP Password authentication protocol Security
EIA Electronics lndustry Alliance Organlzation PAT Port address translation lnternet Layer
EIGRP Enhanced lnterior Gateway Routing lnternet Layer PC Personal computer (host) Hardware
Protocol
PIM Personal information manager Software category
EOF End Of Frame (HDLC, etc.) Link layer PIM Privileged ldentity Management Software category
ESS Extended service set (Wi-Fi group) Wireless
PCM Pulse-code modulation Physical layer
FCC Federal Communications Commission Organization
PDU Protocol data unit (such as segment, Multiple layers
(US)
packet, frame, etc.)
FCS Frame check sequence (Ethernet) Link layer
POP3 Post Office Protocol, version 3 Application layer
FDDI Fiber Distributed Data lnterface Link layer
POP Point of presence Telecom
FTP File Transfer Protocol Application layer
POST Power-on self test Hardware
GBIC Giga bit interface converter Hardware
POTS Plain old telephone service Telecom
Gbps Gigabit per second Physical layer Ppp Point-to-point Protocol Telecom
GEPOF Gigabit Ethernet (over) Plastic Opthal Physical layer
PPTP Point-to-Point Tunneling Protocol Telecom
Fiber
PTT Public Telephone and Telegraph Telecom
HDLC High-level Data Link Control Link layer
PVST Per-VLAN Spanning Tree Link layer
HTTP HyperText Transfer Protocol Application layer
RADIUS Remote Authentication Dial-ln User Security
HTTPS HyperText Tra nsfer Protocol Secure Transport and other layers
Service
IANA lnternet Assigned Number Authority Organization RAM landom Access Memory )hysical layer
I
ICMP nternet Control Message Protocol lnternet Layer RARP leverse ARP
I I ,ink layer
IDF lntermediate distribution frame Physical layer
RFC lequest for Comments Multiple layers
DS lntrusion Detection
RIP louting lnformation Protocol I nternet Layer