Grandstream ht-503 User Manual

 

Grandstream Networks, Inc. 

Page 20 of 37  

This contains the password for end user to access the Web Configuration Menu. User 
can put new password here. This field is case sensitive with maximum of 25 characters 

This is the device’s internal HTTP server port. Default is 80. 

Default is set to YES. Telnet access is allowed to the device in this case. Used only for 
special purposes such as debugging and troubleshooting. List of available commands 
will be shown by pressing >help command from telnet console. 

•  If DHCP mode is enabled, then all the field values for the Static IP mode are not 

used (even though they are still saved in the Flash memory.) The HT503 will acquire 
its IP address from DHCP in the network. 

•  PPPoE settings are usually for DSL/ADSL modem users. The HT503 will attempt to 

establish a PPPoE session if PPPoE account is set.  

•  If Static IP mode is selected, the IP address, Subnet Mask, Default Router IP 

address, DNS Server 1 (mandatory), DNS Server 2 (optional) fields need to be 
configured. 

This option specifies the name of the client. This field is optional but may be required 
by some Internet Service Providers. Default is blank. 

This option specifies the domain name that client should use when resolving 
hostnames via the Domain Name System. Default is blank. 

This option is used by clients and servers to exchange vendor-specific information. 
Default is blank. 

PPPoE username. Necessary if your ISP requires you to use a  PPPoE (Point to Point 
Protocol over Ethernet) connection 

PPPoE account password 

This field is optional.  If your ISP uses a service name for the PPPoE connection, enter 
the service name here.  Default is blank. 

The address of your preferred DNS server. 

This parameter controls how the displayed date/time will be adjusted according to the 
specified time zone. 

The syntax is:   std offset dst [offset], start [/time], end [/time] 
 
Default is set to: MTZ+6MDT+5,M3.2.0,M11.1.0 
 
MTZ+6MDT+5, 
This indicates a time zone with 6 hours offset with 1 hour ahead which is U.S central 
time.  If it is positive (+) if the local time zone is west of the Prime Meridian and 
negative (-) if it is east. 
Prime Meridian (A.K.A: International or Greenwich Meridian) 

M3.2.0,M11.1.0 
The 1

st

 number indicates Month: 1,2,3.., 12 (for Jan, Feb, .., Dec) 

The 2

nd

 number indicates the nth iteration of the weekday: (1

st

 Sunday, 3

rd

 Tuesday…) 

The 3

rd

 number indicates weekday: 0,1,2,..,6( for Sun, Mon, Tues,..,Sat) 

Therefore, this example is the DST which starts from the second Sunday of March to 
the 1

st

 Sunday of November. 

Languages supported with the voice prompt. 

This parameter controls whether the device is working in NAT router mode or Bridge 
mode.  Save the setting and reboot prior to configuring the HT503. 

The number of ports that can be managed while in NAT router mode. 
Range: 0 – 4096, default is 1024.  Typically one port per connection.