Instruction/ maintenance manual of the product HT-502 Grandstream Networks
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Grandstream Networks, Inc. HT– 502 Dual FXS Port Analog Telephone Adaptor HT–502 User Man ual www.grandstream.com Firmware Version 1.0.0.39 support@grandstream.
Grandstream Networks, Inc. HT-502 User Manual Page 2 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 T ABLE OF C ONTE NTS HT–502 User Manual WELCOME.................. ............... ............... ................... ............... ............... .
Grandstream Networks, Inc. HT-502 User Manual Page 3 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 T ABLE OF F IGURE S HT–502 U SER M AN UAL F IGURE 1: C ONNECTING THE HT–502 ................. .................. .................................. .
Grandstream Networks, Inc. HT-502 User Manual Page 4 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 W ELCOME Thank you for purcha sing Grandstream’s HT–502, the a ffordable, feature ri ch Analog Telephone Adaptor. Grandstream HandyTone-502 is a n ew addition to the popula r HandyTone ATA product family.
Grandstream Networks, Inc. HT-502 User Manual Page 5 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 C ONFIG URE YOUR HT–502 Configuri ng your HT–502 and connec ting the un it to the VoIP netw ork is very simple . The HT–50 2 is easy to configure using the embedde d GUI pages and the fo llowing five (5) ste ps outlined below.
Grandstream Networks, Inc. HT-502 User Manual Page 6 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 T ABL E 2: D EFINITIONS OF THE HT–502 LED S Powe r LE D Indicates P ower. Rem ains ON w h en Power is connected and tu rned ON. WAN LED Indicates LAN (or WAN) port activity.
Grandstream Networks, Inc. HT-502 User Manual Page 7 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 P RODUCT O VERVIEW The HT–502 is a full feature voice and fax-over IP device that offe rs a high-le.
Grandstream Networks, Inc. HT-502 User Manual Page 8 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 T ABL E 3: HT–502 T ECHNICAL S P ECIFICATIONS HT – 502 Analog Telephone Adaptor Telephone Interfa.
Grandstream Networks, Inc. HT-502 User Manual Page 9 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 T ABL E 4: HT–502 H ARD WAR E S PECIFICATIONS LAN Interf ace 2 x RJ45 10/100 Mbps (integrate d router) LED 5 LEDs (GREEN) Univ ersal Switc hin g Power Adaptor Input : 100-240V AC, 50/60Hz, 0.
Grandstream Networks, Inc. HT-502 User Manual Page 10 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 • G-729 10 “MAC Address” Announces the Mac address of the unit. 12 WAN Port Web Access Pre ss “ 9 ” to toggle between enabl e / disable 13 Firmware Server IP Address Announces current Firmware Server IP ad dress.
Grandstream Networks, Inc. HT-502 User Manual Page 11 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 D IRECT IP C ALLS Direct IP calli ng allows two par t ies, that is, a FXS Port with an analog phone a nd another VoIP Device, to talk to each other in an ad hoc fashion without a SIP proxy.
Grandstream Networks, Inc. HT-502 User Manual Page 12 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 C ALL T RANSFER Blin d Tr a n sf er Assume that call Caller A and B are in conversation . A wants to Blind Transfer B to C: 3. Caller A presses FLASH on the analog phone to he ar the dial tone.
Grandstream Networks, Inc. HT-502 User Manual Page 13 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 Call Features The HT–502 supports all the traditional and ad vanced telephony features.
Grandstream Networks, Inc. HT-502 User Manual Page 14 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 S ENDING AND R ECEIVING F AX HT–502 supports fax in two modes: 1) T.38 (Fax over IP) and 2) fax pass through. T.38 is the preferred m ethod becaus e it is more reliable and w orks well in most network conditions.
Grandstream Networks, Inc. HT-502 User Manual Page 15 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 C ONFIGURING T HE HT–502 U SING T HE W EB B ROWSER HT–502 has an embedded Web server tha t will respond to HTTP GET/POST re quests.
Grandstream Networks, Inc. HT-502 User Manual Page 16 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 E ND U SER C ONFIGURATION Once the HTTP request is sent from a w eb browser, the user will see a log in scree n .
Grandstream Networks, Inc. HT-502 User Manual Page 17 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 DTMF M ETHODS DTMF Settings are in Profile pag es . • DTMF in-audio • DTMF via RTP (RFC2833) • DTMF via SIP INFO Enable one or more DTMF metho ds based on your PBX system.
Grandstream Networks, Inc. HT-502 User Manual Page 18 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 T ABL E 7: HT–502 B ASI C C ONFIGURATION S ET TINGS D EFIN ITIO NS.
Grandstream Networks, Inc. HT-502 User Manual Page 19 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 End User Password Password to access the Web Con figuration Menu. This field is case sen sitive with a maximum length of 25 chara cters. Web Po rt By default, HTTP uses port 80 .
Grandstream Networks, Inc. HT-502 User Manual Page 20 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 Self Defined Time Zone The syntax is std off set dst [o ffset] ,sta rt[/ti me] ,end[/time ] Default is set to : MTZ+6MDT+ 5,M3.2. 0,M11.1.0 MTZ+6MDT+ 5, It indicates a time zone with 6 hours offset with 1 hour ah ead which is the US central time.
Grandstream Networks, Inc. HT-502 User Manual Page 21 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 T ABL E 8: HT–502 D EVICE S TATUS P AGE D EFINITIONS MAC Address Th e device ID in HEX format. This is needed for ISP trouble shooting. Note there are separate MAC addresses for the WAN side and the LAN side.
Grandstream Networks, Inc. HT-502 User Manual Page 22 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 Layer 3 QoS This fie ld defines the layer 3 QoS parameter which can be the value used for IP Precedence or Diff-Serv or MPLS. Def ault value is 48 . Layer 2 QoS Value used for layer 2 VLAN tag.
Grandstream Networks, Inc. HT-502 User Manual Page 23 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 Firm w are Ke y Used for firmw a re encryption. Should be 32 digit in h e xadecimal re presentat ion. End user should keep it blank. Authe ntic ate Co nf File If set to Yes, config file is authentica ted be fore acceptance.
Grandstream Networks, Inc. HT-502 User Manual Page 24 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 work and ONLY outbound proxy can corr ect the problem. SIP transport User can select UDP or TCP or TLS. NAT T rav ersal (STUN) This parameter defines whether or not the HT–502 NAT traversal mechanism is activated.
Grandstream Networks, Inc. HT-502 User Manual Page 25 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 Refer to Use Target Cont act Default is NO. If set to YES, the n for Atte nded Transfer, the “Refer-To” header uses the tran sferred target’s Contact head er inform ation.
Grandstream Networks, Inc. HT-502 User Manual Page 26 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 d. [147] - a ny digit 1, 4, or 7; e. <2=011> - replace digit 2 with 01 1 when dialing • Exam.
Grandstream Networks, Inc. HT-502 User Manual Page 27 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 Mode INVITE for T.38 or Fax Pass Through. Jitter Buffer Type Select either Fixed or Adaptive based on network conditions. Jitter Buffer Length Select Low, Med ium or High based on network conditions.
Grandstream Networks, Inc. HT-502 User Manual Page 28 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 C ONFIGURATION THROUGH A C ENTRAL S ERVER Grandstream HT-502 can be automatically co nfigured fr om a centra l provisioning system.
Grandstream Networks, Inc. HT-502 User Manual Page 29 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 S OFTWA RE U PGRADE Software upgrade can be done via either TFTP or HTTP. The corresponding configuration settings are in the ADVANCED SETTINGS configu ration page .
Grandstream Networks, Inc. HT-502 User Manual Page 30 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 C ONFIGURATION F ILE D OWNLOA D Grandstream SIP Device can be con figured via Web Inte rface as well as via Config uration File through TFTP or HTTP. “Config Serve r Path” is the TFTP or HTTP server pa th for configuration file.
Grandstream Networks, Inc. HT-502 User Manual Page 31 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 R ESTORE F ACTORY D EFAULT S ETTING WARNING! Restoring th e Factory Default Setting will DELET E all configuration in formation of the phon e. Please BACKUP or PRINT out all the settings be fore you appr oach to following step s.
Grandstream Networks, Inc. HT-502 User Manual Page 32 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 G LOSSARY OF T ERMS ADSL Asymmetric Digital Subscriber Li ne: Modems attached to twisted pair copper w iring that transmit from 1.5 Mbps to 9 Mbps do wnstream (to the subscribe r) and from 16 kbps to 800 kbps upstream, depending on line distance.
Grandstream Networks, Inc. HT-502 User Manual Page 33 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 FQDN Fully Qualified Domain Name. A FQDN consists of a host and domain name, including top-l evel domain. For example, www.gr andstream.com is a fully qualified domain name.
Grandstream Networks, Inc. HT-502 User Manual Page 34 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 MTU A Maximum Transmission Unit (MTU) is the largest size packet or frame , specified in octet s (eight-bit bytes), that can be sent in a packe t- or frame-based ne twork such as the Inte rnet.
Grandstream Networks, Inc. HT-502 User Manual Page 35 of 35 Firmware 1.0.0.39 Last Updated: 03/2007 UDP User Dat a gram Protocol (UD P) is one of the core protocols of the Intern et pr otocol suite . Using UDP, programs on net worked computers can sen d short messages known as datagrams to one another.
An important point after buying a device Grandstream Networks HT-502 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Grandstream Networks HT-502 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Grandstream Networks HT-502 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Grandstream Networks HT-502 you will learn all the available features of the product, as well as information on its operation. The information that you get Grandstream Networks HT-502 will certainly help you make a decision on the purchase.
If you already are a holder of Grandstream Networks HT-502, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Grandstream Networks HT-502.
However, one of the most important roles played by the user manual is to help in solving problems with Grandstream Networks HT-502. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Grandstream Networks HT-502 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
