9
Specifications
TG400/TG800
series VOIP Gateway
provides many
functions such as
built-in server
and
software,
providing a convenient
interface
linking to
your
VoIP
network.
1.5 Product Specifications
Support SIP protocols: SIP Registration and Digest Authentication Registration
NAT pass through: the function allowed TG400/TG800 series VOIP Gateway are able to
support any NAT / firewall, the default setting is the same as NAT / firewall virtual device
setting.
Telephone status display: This feature shows the status of each Port, such as phone on
hook / off hook, outgoing and incoming calls, talking time, caller ID.
1.6 Telephone Specifications
Codec: G.711 (A-law /μ-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps), G.726 (16,24,32,40
Kbps), GSM-FR
FAX support: T.38, G.711 pass through
G.168 echo cancellation
Call Transfer: transfer when line busy / transfer without any condition / transfer when no
one pick up
DTMF Relay: In-band DTMFRelay /RFC2833
1.7 IP Specifications
SIP (RFC 3261) , SDP (RFC 2327), Symmetric RTP
STUN (RFC3489), ENUM (RFC 2916), RTP Payload for DTMF Digits (RFC2833), Outbound
Proxy Support
WAN: PPPoE client, DHCP client, Static IP Address, DDNS client
Support PPTP/L2TP VPN Client
Network Address Translation: Providing build-in NAT router function
QOS
1.8 Call function
volume adjustment
：
-32
〜
31
（
dB
）
Dynamic Jitter Buffer
caller ID detection
：
DTMFCID / Bellcore CID/ ETSI CID
caller ID generation
：
DTMFCID / Bellcore CID/ ETSI CID
1.9 setting and management
