PLANET VGW-400FO - Manual (Page 16)

4-Port SIP Internet Telephony Gateway
VGW-400 Series
16
SIP QoS Type: DiffServe or QoS
Accept Proxy Only : Yes or No
Audio Codec
G.711 A-law/μ-law, G.729A, G.723.1 (6.3K, 5.3K)
Select voice codec priority : Local or Remote
Voice Payload size (ms) configuration
Silence Suppression
VAD/CNG
LEC : Line Echo Canceller
Max Echo Tail Length (G.168): 32, 64 and 128ms
Packet Loss Compensation
Automatic Gain Control
In-band/out of band DTMF (RFC4733, RFC2833 / SIP INFO)
Adaptive/Configurable Jitter Buffer
G.168 Acoustic Echo Cancellation
Configure RTP basic Port
RTP QoS Type : DiffServ or TOS
Phone Book ( 50 records ) for peer to peer calls
Dialing Plan with drop, replace, Insert dialing digits
Selects first digit and inter digit timeout duration (Sec)
Selectable Call Progress Tone
Support Specified Line Calling
Functions
Call Functions
Supports Peer to Peer dialing
FXO connects to PSTN Line
FXS connects to analog phone set or PABX.
Caller ID recognition DTMF (before/after 1st ring) and FSK (before 1st
ring ), ETSI and Bellcore
DTMF Caller ID start and stop BIT configurable
Current Drop Detection to release FXO port
Disconnect tone recognition to release FXO port
Tone Generation: Ring Back, Dial, Busy, Call Waiting, ROH, Warning,
Holding, Stutter Dial Tone and Disconnect Tone
Configure Tone Frequency, Cadence, Level and Cycle
Select Tone specification by Country name List
Global Country based Tone Specification
NAT Traversal supports STUN, UPNP and Behind NAT
Out-Band DTMF with RFC2833 and SIP Info