User Guide

R20K
Admin Guide
Abbreviations
ACS:Auto Configuration Server
Auto:Automatically
AEC:Configurable Acoustic and Line Echo Cancelers
ACD:Automatic Call Distribution
Autop:Automatical Provisioning
AES:Advanced Encryption Standard
BLF:Busy Lamp Field
COM:Common
CPE:Customer Premise Equipment
CWMP:CPE WAN Management Protocol
DTMF:Dual Tone Multi-Frequency
DHCP:Dynamic Host Configuration Protocol
DNS:Domain Name System
DND:Do Not Disturb
DNS-SRV:Service record in the Domain Name System
FTP: File Transfer Protocol
GND: Ground
HTTP: Hypertext Transfer Protocol
HTTPS: Hypertext Transfer Protocol Secure
IP: Internet Protocol
ID: Identification
IR: Infrared
LCD: Liquid Crystal Display
LED: Light Emitting Diode
MAX: Maximum
POE: Power Over Ethernet
PCMA: Pulse Code Modulation A-Law
PCMU: Pulse Code Modulation µ-Law