Acronyms

Acronyms

# A B C D E F G H I L M N O P Q R S T U V W X Z

Acronyms

Full spelling

A

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ABR

Area Border Router

ACL

Access Control List

ACS

Auto-Configuration Server

AES

Advanced Encryption Standard

AP

Access Point

ARP

Address Resolution Protocol

AS

Autonomous System

ASBR

Autonomous System Border Router

ASM

Any-Source Multicast

B

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BDR

Backup Designated Router

BFD

Bidirectional Forwarding Detection

BGP

Border Gateway Protocol

BIMS

Branch Intelligent Management System

BOOTP

Bootstrap Protocol

BPDU

Bridge Protocol Data Unit

BSR

BootStrap Router

C

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CA

Certificate Authority

C-BSR

Candidate-BSR

CBT

Core-Based Tree

CDP

Cisco Discovery Protocol

CFI

Canonical Format Indicator

CFM

Connectivity Fault Management

CHAP

Challenge Handshake Authentication Protocol

CIDR

Classless Inter-Domain Routing

CIST

Common and Internal Spanning Tree

CPE

Customer Premises Equipment

C-RP

Candidate-RP

CSNP

Complete SNP

CST

Common Spanning Tree

D

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DD

Database Description

DER

Distinguished Encoding Rules

DES

Data Encryption Standard

DHCP

Dynamic Host Configuration Protocol

DLDP

Device Link Detection Protocol

DM

Dense Mode

DN

Distinguished Name

DNS

Domain Name System

DoS

Denial of Service

DR

Designated Router

DS

Differentiated Services

DSA

Digital Signature Algorithm

DSCP

Differentiated Services Codepoint

DVMRP

Distance Vector Multicast Routing Protocol

E

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EAD

Endpoint Admission Defense

EAP

Extensible Authentication Protocol

EAPOL

Extensible Authentication Protocol over LAN

EGP

Exterior Gateway Protocol

End-Of-RIB

End of Routing-Information-Base

F

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FQDN

Fully Qualified Domain Name

FTP

File Transfer Protocol

G

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GARP

Generic Attribute Registration Protocol

GBIC

Gigabit Interface Converter

GR

Graceful Restart

GVRP

GARP VLAN Registration Protocol

H

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HABP

HW Bypass Protocol

HGMP

HW Group Management Protocol

HGMPv2

HW Group Management Protocol version 2

HTTPS

Secure HTTP

HWTACACS

HW Terminal Access Controller Access Control System

I

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IAD

Integrated Access Device

IANA

Internet Assigned Numbers Authority

ICMP

Internet Control Message Protocol

ICMPv6

Internet Control Message Protocol for IPv6

ICPIF

Calculated Planning Impairment Factor

IEEE

Institute of Electrical and Electronics Engineers

IETF

Internet Engineering Task Force

IGMP

Internet Group Management Protocol

IGP

Interior Gateway Protocol

IPC

Inter-process Communication

IPng

IP Next Generation

IPv6

Internet Protocol Version 6

IRF

Intelligent Resilient Framework

ISATAP

Intra-Site Automatic Tunnel Addressing Protocol

IS-IS

Intermediate System-to-Intermediate System intra-domain routing information exchange protocol

ISP

Internet Service Provider

IST

Internal Spanning Tree

L

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LACP

Link Aggregation Control Protocol

LACPDU

Link Aggregation Control Protocol Data Unit

LBM

Loopback Message

LBR

Loopback Reply

LDAP

Lightweight Directory Access Protocol

LFIB

Label Forwarding Information Base

LLDP

Link Layer Discovery Protocol

LLDPDU

Link Layer Discovery Protocol Data Unit

LLDP-MED

Media Endpoint Discovery

LR

Line Rate

LSA

Link State Advertisement

LSAck

Link State Acknowledgment

LSDB

Link State Database

LSR

Link State Request

LSR

Label Switch Router

LSU

Link State Update

LTM

Linktrace Message

LTR

Linktrace Reply

M

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MAC

Message Authentication Code

MAD

Multi-Active Detection

MBGP

Multicast BGP

MCE

Multi-VPN-instance Customer Edge

MCE

Multi-VPN-Instance CE

MDI

Medium Dependent Interface

MIB

Management Information Base

MLD

Multicast Listener Discovery Protocol

MOS

Mean Opinion Scores

MP-BGP

Multi-Protocol Border Gateway Protocol

MSDP

Multicast Source Discovery Protocol

MSTI

Multiple Spanning Tree Instance

MSTP

Multiple Spanning Tree Protocol

MTBF

Mean Time Between Failures

MTTR

Mean Time to Repair

MTU

Max Transmission Unit

N

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NAS

Network Access Server

NAT

Network Address Translation

NBMA

Non-Broadcast Multi-Access

NDP

Neighbor Discover Protocol

NET

Network Entity Title

NLPID

Network Layer Protocol Identifier

NLRI

Network Layer Reachability Information

NMS

Network Management System

NMS

Network Management Station

NQA

Network Quality Analyzer

NTDP

Neighbor Topology Discover Protocol

NTP

Network Time Protocol

O

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OAMPDU

OAM Protocol Data Units

OID

Object Identifier

OSPF

Open Shortest Path First

P

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P2MP

Point-to-MultiPoint

P2P

Point-to-Point

PAGP

Port Aggregation Protocol

PAP

Password Authentication Protocol

PD

Powered Device

PDU

Protocol Data Unit

PIM

Protocol Independent Multicast

PKCS

Public Key Cryptography Standards

PKI

Public Key Infrastructure

PMTU

Path MTU

PoE

Power over Ethernet

PPP

Point-to-Point Protocol

PSE

Power Sourcing Equipment

PSNP

Partial SNP

PSTN

Public Switched Telephone Network

PVST

Per VLAN Spanning Tree

PXE

Preboot Executive Environment

Q

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QoS

Quality of Service

R

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RADIUS

Remote Authentication Dial-In User Service

RD

Route Distinguisher

RED

Random Early Detection

RIP

Routing Information Protocol

RIP-2

Routing Information Protocol version 2

RMON

Remote Monitoring

RP

Rendezvous Point

RPF

Reverse Path Forwarding

RPT

Rendezvous Point Tree

RRPP

Rapid Ring Protection Protocol

RSA

Rivest Shamir and Adleman

RSTP

Rapid Spanning Tree Protocol

RSVP

Resource Reservation Protocol

S

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SA

Source Active

SBM

Subnetwork Bandwidth Management

SCEP

Simple Certificate Enrollment Protocol

SDH

Synchronous Digital Hierarchy

SEL

NSAP Selector

sFlow

Sampled Flow

SFM

Source-Filtered Multicast

SFP

Small Form-factor Pluggable

SFTP

Secure FTP

SIP

Session Initiation Protocol

SM

Sparse Mode

SNAP

Subnetwork Access Protocol

SNMP

Simple Network Management Protocol

SNPA

Subnetwork Point of Attachment

SP

Service Provider

SPF

Shortest Path First

SPT

Shortest Path Tree

SSL

Secure Sockets Layer

SSM

Source-Specific Multicast

ST

Shared Tree

STP

Spanning Tree Protocol

T

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TCI

Tag Control Information

TFTP

Trivial File Transfer Protocol

ToS

Type of Service

TPID

Tag Protocol Identifier

TS

Traffic Shaping

TTL

Time to Live

U

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UDLD

Uni-directional Link Direction

URPF

Unicast Reverse Path Forwarding

UTC

Universal Time Coordinated

V

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VLAN

Virtual Local Area Network

VoIP

Voice over IP

VPDN

Virtual Private Dial-up Network

VRRP

Virtual Router Redundancy Protocol

VTP

VLAN Trunking Protocol

VTY

Virtual Type Terminal

W

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WINS

Windows Internet Naming Service

WRED

Weighted Random Early Detection

X

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XENPAK

10-Gigabit Ethernet Transceiver Package

XFP

10-Gigabit small Form-factor Pluggable

Z

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ZBR

Zone Border Router