www.grandstream.com
3.
NAT Traversal (under the Profile webpages)
Set this to Yes when gateway is behind firewall on a private network.
. DT
you will find DTMF Settings:
RFC2833)
hods based on your PBX system.
nge of voice codecs. Under Profile webpages, you can
e, follow these steps:
ur TFTP or HTTP Server IP address (or
2.
et it to Yes
B
MF Methods
Under Profile pages,
•
DTMF in-audio
•
DTMF via RTP (
•
DTMF via SIP INFO
Enable one or more DTMF met
eferred VOCODER (Codec)
C. Pr
The GXW-400x supports a broad ra
choose your preferred order of different codecs: PCMU (or G711u), PCMA (or G711a),
G729A/B, G723, G726-32, iLBC, G728 and G729E.
RADE
D. FIRMWARE UPG
To upgrade your unit firmwar
1.
Under Advanced Settings webpage, enter yo
FQDN) next to the “Firmware Upgrade: Upgrade Server” field.
Select via TFTP or HTTP accordingly.
3.
If you plan to use Automatic Upgrade, s
, otherwise No (this will make it check
efault factory settings is to follows these four (4) steps:
on the back panel of the gateway unit next to the power
for upgrade every time you reboot).
E. FACTORY RESET
The ONLY way to reset d
1.
Unplug the Ethernet cable.
2.
Locate a needle-sized hole
connection.
Insert a pin in t
3.
his hole, and press for about 7 seconds.
settings.
ions, please email
4.
Take out the pin. All unit settings are restored to factory
For any quest
OR call our technical support at our
Brookline or LA offices.
Grandstream Networks, Inc.
Corporate Headquarters
GXW-400x Quick Install Guide, p. 6
Firmware 1.0.0.17
Updated: 11/2006
www.voipon.co.uk [email protected] Tel: +44 (0)1245 808195 Fax: +44 (0)1245 600030
