Grandstream Networks GXW40XX User Manual download pdf (Page 9)

Grandstream Networks, Inc. GXW40XX User Manual Page 9 of 38

Firmware 1.0.4.2 Last Updated: 06/2011

G.726 provides proprietary

VAD, CNG, and signal

power estimation, Voice

Play Out unit (reordering,

fixed

and adaptive jitter

buffer, clock

synchronization), AGC

(automatic gain control),

Status output, Decoder

controlling via voice packet

header

VAD, CNG, and signal

power estimation, Voice

Play Out unit (reordering,

fixed and adaptive jitter

buffer, clock

synchronization), AGC

(automatic gain control),

Status output, Decoder

controlling via voice packet

header

G.726 provides proprietary

VAD, CNG, and signal

power estimation, Voice

Play Out unit (reordering,

fixed

and adaptive jitter

buffer, clock

synchronization), AGC

(automatic gain control),

Status output, Decoder

controlling via voice packet

header

DHCP Server/Client

Yes, NAT Router or

Switched Mode

Yes, NAT Router or

Switched Mode

Yes, DHCP Client only

Fax over IP

T.38 compliant Group 3

Fax Relay up to 14.4kpbs

and auto-

switch to G.711

for Fax Pass-through,

Fax Datapump V.17, V.19,

V.27ter, V.29 for T.38 fax

relay

T.38 compliant Group 3 Fax

Relay up to 14.4kpbs and

auto-switch to G.711 for Fax

Pass-through,

Fax Datapump V.17, V.19,

V.27ter, V.29 for T.38 fax

relay

T.38 compliant Group 3

Fax Relay up to 14.4kpbs

and auto-switch to G.711

for Fax Pass-through,

Fax Datapump V.17, V.19,

V.27ter, V.29 for T.38 fax

relay

QoS

Diffserv

, TOS, 802.1 P/Q

VLAN tagging

Diffserv

, TOS, 802.1 P/Q

VLAN tagging

Diffserv

, ToS, 802.1 P/Q

VLAN tagging

Transport Protocol

RTP/RTCP RTP/RTCP RTP/RTCP

DTMF Method

In-audio, RFC2833, and/or

SIP Info

In-

audio, RFC2833, and/or

SIP Info

In-Audio, RFC2833, and/or

SIP Info

IP Signaling

SIP (RFC 3261) SIP (RFC 3261) SIP (RFC 3261)

Provisioning

TFTP, HTTP, HTTPS TFTP, HTTP, HTTPS TFTP, HTTP, HTTPS

Control

TLS/SIPS TLS/SIPS TLS/SIPS

Management

Syslog support, HTTP and

Telnet access

Syslog support, HTTP and

Telnet access

Syslog support, HTTP and

Telnet access

Dial Plan

Yes Yes Yes

UPnP Support

Yes Yes N/A

Caller ID

Bellcore Type 1 & 2, ETSI,

BT, NTT, and DTMF-based

CID

Bellcore Type 1 & 2, ETSI,

BT, NTT, and DTMF-based

CID

Bellcore Type 1 & 2, ETSI,

BT, NTT, and DTMF-based

CID

Polarity Reversal /

Wink

Yes Yes Yes

EMC

EN55022/EN55024 and

FCC part15 Class B

EN55022/EN55024 and

FCC part15 Class B

EN55022/EN55024 and

FCC part15 Class B

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