OSI

Open Systems Interconnection

POST

Power-On Self Test

PXE

Preboot Execution Environment

RADIUS

Remote Authentication Dial-In User Service

RAS

remote access service

RFC

request for comments

RMON

remote monitoring

RSTP

Rapid Spanning Tree Protocol

SCP

Secure Copy

SNMP

Simple Network Management Protocol

SSH

Secure Shell

STP

Spanning Tree Protocol

TACACS+

Terminal Access Controller Access Control System Plus

TFTP

Trivial File Transfer Protocol

Acronyms and abbreviations 55