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H

ARDWARE 

S

PECIFICATION

 

The table below lists the hardware specification of HT488.  
 

T

ABLE 

3:

  

HT488

 

H

ARDWARE 

S

PECIFICATION

 

LAN interface 

1xRJ45 10Base-T 

WAN interface 

1xRJ45 10Base-T 

FXS telephone port 

1 x FXS 

FXO telephone port (PSTN Port) 

1x PSTN pass-through and life line port 

Button 

1 

LED 

Green and Red color 

Universal Switching 
Power Adaptor 

Input: 100-240VAC 50-60 Hz 
Output: +5VDC, 1200mA  

UL

 certified  

Dimension 

70mm (W) 
130mm (D) 
27mm (H) 

Weight 

0.6lbs (0.3kg) 

Temperature 

40 - 130

o

F 

5 – 45

o

C 

Humidity 

10% - 90% 
(non-condensing) 

Compliance 
 

 

               

 

 
 

 
 
 

Grandstream Networks, Inc. 

HT488 User Manual 

Page

 

8 of 33  

 

Firmware 1.0.3.64 

Last Updated: 4/2007

 

Содержание HT-488

Страница 1: ...Grandstream Networks Inc HT 488 Dual FXS FXO Port Analog Telephone Adaptor HT 488 User Manual www grandstream com Firmware Version 1 0 3 64 support grandstream com...

Страница 2: ...RATION GUIDE 17 CONFIGURING HT488 THROUGH VOICE PROMPT 17 DHCP MODE 17 STATIC IP MODE 17 TFTP SERVER ADDRESS 17 FIRMWARE SERVER IP ADDRESS 17 CONFIGURATION SERVER IP ADDRESS 17 UPGRADE PROTOCOL 17 FIR...

Страница 3: ...FINITIONS 19 TABLE 9 HT488 ADVANCED SETTINGS PAGE DEFINITIONS 21 TABLE 10 HT488 FXS PORT SETTINGS PAGES DEFINITIONS 22 TABLE 11 HT488 FXO PORT SETTINGS PAGES DEFINITIONS 24 TABLE 12 HT488 CALL PROGRES...

Страница 4: ...unsupported power adaptors WARRANTY If you purchased your HT488 from a reseller please contact the company where you purchased your phone for replacement repair or refund If you purchased the product...

Страница 5: ...e FXO port can have a separate SIP account This is a key feature of HT488 as it supports simultaneous calls on both the FXS port and FXO port Telephone calls can be originated from or terminated on th...

Страница 6: ...e cable to a wall jack 3 Insert the Ethernet cable into the WAN port of HT488 and connect the other end of the Ethernet cable to an uplink port a router or a modem etc 4 Connect a PC to the LAN port o...

Страница 7: ...devices including behind firewall NAT Syslog support DHCP Server Client Yes Audio Features Advanced Digital Signal Processing DSP Dynamic negotiation of codec and voice payload length Support for G 72...

Страница 8: ...telephone port PSTN Port 1x PSTN pass through and life line port Button 1 LED Green and Red color Universal Switching Power Adaptor Input 100 240VAC 50 60 Hz Output 5VDC 1200mA UL certified Dimension...

Страница 9: ...05 DNS Server IP address Same as menu 02 07 Preferred Vocoder Press 9 to move to the next selection in the list PCM U PCM A G 723 G 729 G 726 iLBC 12 WAN Port Web Access Press 9 to toggle between enab...

Страница 10: ...N number such as 6266667890 you may need a prefix number followed by the phone number Please check with your VoIP service provider for this information If your phone is assigned a PSTN like number suc...

Страница 11: ...e calls CALL TRANSFER The HT488 supports both blind transfer and attended transfer Blind Transfer This function is applicable using the FXS port for VoIP calls only Assume that parties A and B are in...

Страница 12: ...r old model phones to get a dial tone 2 A dials 23 then C s number then or wait for 4 seconds 3 If C answers the call then A presses FLASH to bring B C in the conference 4 If C does not answer the cal...

Страница 13: ...f the pin code is invalid the continuous tone is played to prompt caller to enter the pin code again The user may try up to 3 times to enter a correct pin code After three 3 tries the HT488 hangs up 3...

Страница 14: ...When a PIN is configured for VOIP to PSTN call flow the VoIP device that calls into the HT488 FXO account needs to configure RFC2833 or SIP Info for DTMF digit transmission The special continuous ton...

Страница 15: ...call will be forwarded to another VoIP number previously configured in the field Forward to VoIP This parameter can also be found under BASIC SETTINGS configuration page FAX SUPPORT HT488 supports FAX...

Страница 16: ...91 Cancel Busy Call Forward To cancel Busy Call Forward dial 91 and get the dial tone then hang up 92 Delayed Call Forward To use this feature dial 92 wait for the dial tone Then dial the forward numb...

Страница 17: ...choose firmware upgrade mode There are three options 1 always check 2 check when pre suffix changes and 3 never upgrade CONFIGURING HT 488 WITH WEB BROWSER HT488 ATA has an embedded Web server that w...

Страница 18: ...the user will see a log in screen There are two default passwords for the login page User Level Password Web pages allowed End User Level 123 Only Status and Basic Settings Administrator Level admin B...

Страница 19: ...on Menu User can put new password here This field is case sensitive with maximum of 25 characters Web Port This is the device s internal HTTP server port Default is 80 IP Address If DHCP mode is enabl...

Страница 20: ...ving is 60 minutes Cloned WAN MAC Address Allow the user to set a specific MAC address Set in Hex format LAN Subnet Mask Sets the LAN subnet mask Default value is 255 255 255 0 LAN DHCP Base IP Base I...

Страница 21: ...rver Path IP address or domain name of firmware server Config Server Path IP address or domain name of configuration server Firmware File Prefix Default is blank If configured HT 488 will request the...

Страница 22: ...nd decided by ITSP Authentication Password Password for ATA to register to SIP servers of ITSP Purposely blank out once saved for security Maximum length is 25 Name SIP service subscriber s name which...

Страница 23: ...mechanism Usually ITSP will provide these settings If this field is set to Yes then the device will periodically every Keep alive interval send a dummy UDP packet to the SIP server to pinhole the NAT...

Страница 24: ...Nortel Broadsoft etc Onhook Threshold Default setting is 800ms If the flash event is longer than the settings it is processed as on hook event FXS Impedance Selects the impedance of the analog teleph...

Страница 25: ...screen to confirm that the changes have been saved Click Reboot to save all changes Please reference the GUI pages using the following link http www grandstream com user_manuals GUI GUI_HT488 rar Reb...

Страница 26: ...cols to communicate with each individual HT488 for firmware upgrade remote reboot etc Grandstream provide GAPS Grandstream Automated Provisioning System service to VoIP service providers It could be e...

Страница 27: ...code image will then be saved into the Flash If TFTP HTTP fails for any reason e g TFTP HTTP server is not responding there are no code image files available for upgrade or checksum test fails etc the...

Страница 28: ...POSTFIX Firmware Prefix and Postfix allows device to download the firmware name with the matching Prefix and Postfix This makes it the possible to store ALL of the firmware with different version in o...

Страница 29: ...will automatically reboot and restore factory settings Encoding the MAC Address 1 Locate the MAC address of the device It is the 12 digit HEX number on the bottom of the unit 2 Key in the MAC address...

Страница 30: ...ate while sub sampling DECT Digital Enhanced Cordless Telecommunications A standard developed by the European Telecommunication Standard Institute from 1988 governing pan European digital mobile telep...

Страница 31: ...echo Speech compression techniques and digital processing delay often contribute to echo generation in telephone networks H 323 A suite of standards for multimedia conferences on traditional packet s...

Страница 32: ...ed periodically to transmit control packets to participants in a streaming multimedia session The primary function of RTCP is to provide feedback on the quality of service being provided by RTP RTP Re...

Страница 33: ...tivity Detection or Voice Activity Detector is an algorithm used in speech processing wherein the presence or absence of human speech is detected from the audio samples VLAN A virtual LAN known as a V...

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