STEPHEN TECHNOLOGIES CO.,LIMITED
SVP307 SIP Phone User Manual
PPPoE
Select this item to enable PPPoE protocol which is designed
for ADSL and Cable Modem users. With this system, ADSL
ISP automatically assigns all the required IP parameters to
any device connected to it when the device log on.
PPP User
Name/
Password
With PPPoE selected, please enter the user name and
password here.
IP Address
/Subnet Mask/
Gateway
With Static IP selected, please enter IP address, subnet
mask, gateway IP of the terminal here. Note that this address
should match the IP address assigned to you by network
administrator or your ISP.
Parameter Description
First/second DNS
IP
This field defines the primary or secondary DNS (Domain
Name Server) address. With Static IP selected, plese
enter DNS IP of the terminal here.
NTP Server
Enter NTP (Time Source) Server address
NTP Time Zone
Enter time zone where you live. The time zone value is
according to GMT. Please confirm your time zone first and
then input from +12 to -12
NAT_TRAVESRAL nat traversal: When the IP phone with private IP address
need communicate with other IP phones in a different LAN
or on Internet, please select an item NAT_TRAVERAL
Radio Button.
none: Select this item when the sip proxy server and IP
phone in the same LAN, or the SIP server supports the IP
phone working behind the LAN.
static: When the system does not support IP phone
working behind the LAN, please select this item to
manually type public IP address of the NAT device. With
this item selected, “NAT External IP” field will be activated.
stun: Select this item with Stun server used according to
requirement of system. STUN presents a working solution
for most NATs that are not symmetric, e.g., most of the
household routers have non-symmetric NAT and in this
case, it is OK to use STUN. However, STUN does NOT
work with symmetric NAT and if your routers have built-in
symmetric NAT, do not use STUN. If your configuration is
STUN-friendly, please configure your phone to use it. With
this item selected, STUN URL field is activated.
Please ask your service provider if you do not know which
one to select.
STUN URL
When NAT Traversal is set to Stun, please put the URl of
the stun server into STUN URL, in the format as “domain
name/IP address : service port”.
