Patton electronic SL4050/B2/E - Manual (Page 74)

Phone Functions 74
SmartLink 4050 Series Getting Started Guide B • Specifications
Phone Functions
Multi-user (up to 4 SIP accounts)
One touch dial (up to 11 records)
Speakerphone communication
Pre-dial before sending
Hot Line
Handset / Speakerphone Volume adjustment
Speed dial (10 records)
Phone book (200 records)
Multi-line (up to 12 lines)
Call history (Incoming calls / Outgoing calls / Missed calls)
MP3 Ringer
Internet Radio
Security
HTTP 1.1 basic/digest authentication for Web setup
MD5 for SIP authentication (RFC 2069/ RFC 2617)
Dial Methods
Direct IP call without SIP registration
Dial number via SIP server
Dial URI from phone book / speed dial
Voice Quality
VAD (Voice Activity Detection)
CNG (Comfort Noise Generation)
AEC (Acoustic Echo Cancellation)
G.168
Jitter buffer
QoS
ToS field
IEEE 802.1Q VLAN