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SS-16 VoIP-2-GSM USER MANUAL

DOC. NO: SS-16-14 (REV. 02)

Page 40 of 84

(International Mobile Equipment Identity) (AT+CGSN) and software version
(AT+CGMR).



Get basic information about the subscriber. To find out MSISDN
use AT+CNUM and for the IMSI code (International Mobile
Subscriber Identity) use AT+CIMI.

Get the current status of the mobile phone or GSM/GPRS modem. For
example, mobile phone activity status (AT+CPAS), mobile network
registration status (AT+CREG), radio signal strength (AT+CSQ).

6.5

SMS

Settings related to SMS, SMS to e-mail and e-mail to SMS conversion.

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Summary of Contents for SS-16

Page 1: ...SS 16 VoIP 2 GSM USER MANUAL ...

Page 2: ...ARE INFORMATION 9 5 INSTALLATION 10 5 1 ESTABLISHING THE BEST LOCATION 10 5 2 MOUNTING HARDWARE INSTALLATION 11 5 3 IDENTIFICATION OF CONNECTORS 12 5 4 CONNECTING THE DATA CABLE 12 5 5 CONFIGURING AND INSTALLING THE SIM CARDS 14 5 6 CONNECTING THE EXTERNAL ANTENNAS 16 5 7 POWER UP 17 5 8 STATUS INDICATORS 17 6 CONFIGURATION 18 6 1 REQUIRED CONDITIONS FOR CONFIGURATION 18 6 2 USING THE WEB INTERFAC...

Page 3: ...SS 16 VoIP 2 GSM USER MANUAL DOC NO SS 16 14 REV 02 Page 3 of 84 1 INTRODUCTION ...

Page 4: ... of the connection becomes infinite The mobile gateway may be located anywhere in the world and still perform an interface task Support debugging and firmware upgrading can also be performed faster and from a longer distance Previous versions of the products were connected to a local computer via serial RS 232 or USB cable This allows management of the device using an OAM program sending receiving...

Page 5: ...ere can be sent via Internet to be terminated through SS 16 VOIP 2 GSM devices located at the corresponding sites The respective SS 16 VOIP 2 GSM devices will then directs the calls to the required local GSM network with the minimum possible cost Flexible Usage SS 16 VOIP 2 GSM can be used in several ways with an IP PBX that has SIP subscribers with hardware SIP telephones with soft phones such as...

Page 6: ...ing Component Image Component Description SS 16 VOIP 2 GSM unit Power supply switching mains adapter Input 100 240V A C Output 12VD C 2A Max Power 25 W Ethernet cable for local network connection A short piece of UTP straight cable with RJ 45 connectors Antennas for mobile networks Multiband with magnetic base and 2 5 m long cable CD with User s Manual ...

Page 7: ...that shows up in the browser allows easy access to all its settings Since the product is Linux based applications to enhance SS 16 VOIP 2 GSM or to customize it according to the special needs of various clients can be quickly designed by our software developers If signing up for our technical support offer our best technical experts are available for technical queries In addition the software upgr...

Page 8: ... label may include barcodes and refer to Network identification IMEI code International Mobile Equipment Identity for SIM based equipments A unique 15 or 17 digit number such as 269751923786501 that identifies an individual mobile station to a GSM or UMTS network handset The IMEI code is on all GSM and UMTS mobile terminals commonly found in Europe Asia Africa and increasingly in America If the SS...

Page 9: ...he application firmware running on SS 16 VOIP 2 GSM you may see Firmware version is SS 16 1 1 41 M2P SBT The firmware can be easily updated a new version or upgraded new software features added Kernel version Operating system version such as system 1 0 5 MXX SAT in the example above The application firmware and the operating system root or kernel may be updated separately according to the requirem...

Page 10: ...ing the SIM cards Connecting the external antennas for the mobile networks Power up 5 1 ESTABLISHING THE BEST LOCATION In order to determine the best location for the SS TELECOMS mobile gateway consider the following The length of the Ethernet cables that connect the SS 16 VOIP 2 GSM gateway to the PC or the network switch must not exceed 100 meters SS 16 VOIP 2 GSM should be placed on a flat stur...

Page 11: ...ION Figure 1 Mounting SS 16 VOIP 2 GSM on a wall The SS Telecoms SS 16 VOIP 2 GSM router may be mounted either horizontally by means of simply placing it on a flat surface or vertically on a wall Using a mounting bracket Available from SS Telecoms Horizontal mounting The surface must be level and strong enough to hold the weight of SS 16 VOIP 2 GSM together with all its cables power supply and wir...

Page 12: ...k labelled DC 12VDC The black Reset button recessed labelled RST To the right one female RJ45 connector for the local network connections labelled ETH 5 4 CONNECTING THE DATA CABLE Figure 2 Connecting the cables For Ethernet network connection Use standard UTP network cable CUT 5 fitted with RJ45 connectors at both ends The cable can be either straight through or crossover since the SS 16 VOIP 2 G...

Page 13: ...traffic on the respective Ethernet interface Power supply To power the SS 16 VOIP 2 GSM unit insert the jack of the power supply adapter into the supply connector Do not yet plug the adapter into the 230VA C mains outlet on the wall The special adapter from SS Telecoms which is part of the SS 16 VOIP 2 GSM package supplies the voltage required to power the equipment It is an external power supply ...

Page 14: ...the SS 16 VOIP 2 GSM An ordinary GSM cell phone may be used to configure the SIM card The required configurations are PIN CODE REQUEST if disabling from the menu of the mobile phone the PIN CODE REQUEST security option one will not be asked to enter it Alternatively the PIN code can be enabled and one may enter it form the Web page used for configuration In this case take care to enter the correct...

Page 15: ...inserting the SIM card follow the these steps WARNING Unplug the SS 16 unit from the main outlet before insert or replace a SIM card For each of the SIM cards follow these steps Press the little button to eject the SIM holder Pull out extract the tray SIM holder Insert SIM card into the holder as shown with cut corner upwards and with contacts facing you ...

Page 16: ...se antennas were designed for the respective frequency bands multiband to allow proper connection to different mobile networks type GSM or 3G The antennas must be connected to SS 16 VOIP 2 GSM via the respective RF circular connectors on the top panel of the case labelled ANT 1 and respectively ANT 2 These correspond to networks Mobile 1 and Mobile 2 The cable for each Mobile antenna must be threa...

Page 17: ...20 2170 MHz Gain 2 dBi Polarization Vertical Height Total 73 mm Active stick 43 mm Base Magnetic diameter 2 8cm Cable Type RG174 length 2 5 m End Connector Nipple male Note The SS 16 VOIP 2 GSM unit and its antennas should be placed as far as possible from appliances or office equipment that is sensitive to radio interference microwave ovens copiers TV sets PC displays and multimedia systems For b...

Page 18: ...bile module 2 busy in a call 6 CONFIGURATION The SS 16 VOIP 2 GSM can properly perform its functions of high speed VoIP 2 mobile gateway with the default settings However it can be easily configured to meet various usage scenarios Configuring or programming the equipment means adequate setting of all the parameters The embedded Linux firmware allows configuring the SS 16 VOIP 2 GSM without the nee...

Page 19: ... is needed 6 2 USING THE WEB INTERFACE The default address of the webpage of the SS TELECOMS SS 16 VOIP 2 GSM device is https 192 168 0 225 It is recommended to use the default IP address if the configuration of the local network allows this Set up a connection Establish an Ethernet connection to be used with the SS 16 VOIP 2 GSM unit that needs to be configured Go to Network Connections on the co...

Page 20: ... connection to SS 16 VOIP 2 GSM Manual settings Set the network parameters manually By default SS 16 VOIP 2 GSM has the IP address 192 168 0 225 and the Netmask 255 255 255 0 In case of manual settings in Internet Protocol Properties fill in the corresponding values The IP address could be from 192 168 0 2 up to 192 168 0 254 The Subnet mask must be the standard 255 255 255 0 The Default gateway a...

Page 21: ...ault settings To perform a reset follow the following procedure because by simply pressing the recessed RST button a reset will not be performed Follow these steps shut down the SS 16 VOIP 2 GSM device unplug the power jack press the RST button and keep it pressed power up SS 16 VOIP 2 GSM wait until all three LEDs light up in red and then leave the RST button Now the equipment performs a reset an...

Page 22: ...IP 2 GSM website Other Security Error messages may warn about Domain Name Mismatch referring to the security certificate Again click OK to continue One may receive the warning You have requested an encrypted page or You are about to view pages over a secure connection This is normal it shows connection to SS 16 VOIP 2 GSM over a secure encrypted link ...

Page 23: ...ypted Other browsers such as Mozilla Firefox will also show a lock icon near the SS 16 VOIP 2 GSM connection together with a message that says Authenticated by SS Telecoms Administration configuration pages SS Telecoms webpage Click the link of interest Now the user will be asked to enter a user name and a password to access the configuration page of SS Telecoms SS 16 VOIP 2 GSM For the administra...

Page 24: ... change of password logs and Shows current status Depending upon the actual firmware version running on the SS 16 VOIP 2 GSM gateway one may or may not have access to all these configuration sections or sub sections features services The Menu bar is located to the left and features the button Commit at the bottom On top of the web page next to the SS Telecoms logo is a Location indication which re...

Page 25: ...he modifications performed will be lost 6 3 NETWORK This group features the pages of settings related to the local wired Ethernet network for IP routes and respectively for the NTP Client 6 3 1 Status Each configuration submenu begins with a Status page that shows the current state for the respective group of parameters It this case it shows info about the state of the Ethernet interface and the c...

Page 26: ...logical address Broadcast subnet mask MTU value metric statistics packets errors collisions mega bytes transferred for the reception RX and respectively transmission RX lo Local Loopback interface The same parameters are shown for the virtual local loopback interface at the standard address for loopback 127 0 0 1 Since it is a loopback interface the number of bytes sent out will always be identica...

Page 27: ...nly zeroes 0 0 0 0 or an asterisk this means no gateway is used the destination network is connected directly to the computer Genmask the bit mask applied to the destination It shows the generality of the route Flags indicator flags that describe some characteristics of the route Such flags are U the route is active and operating the interface to be used is up G the route uses an external gateway ...

Page 28: ...he SS 16 VOIP 2 GSM gateway are the standard ones IP Address and Subnet mask Gateway if used Preferred and Alternate server for DNS These settings control how the SS Telecoms equipment connects into the local wired Ethernet computer network IP settings for network The default address value is 192 168 0 225 and the netmask is 255 255 255 0 One may change these default settings if the configuration ...

Page 29: ...xample and pressing the Reload button of the browser DNS Servers Select which primary and secondary servers for DNS Domain Name Service will be used The Name Servers may be from the local network address 192 168 x y as the second entry in the following example or from the public network the great Internet such as 208 67 220 220 in the example below Other name server examples Saving Always use the ...

Page 30: ...c Route Definition Such a static route is a possible path from a device to its destination or to another host One must insert predefined rules of routing for the SS 16 VOIP 2 GSM in case of appending one or several network devices such as routers behind the SS 16 VOIP 2 GSM device to share the same connection to the mobile Internet This way the SS 16 VOIP 2 GSM router will be able to know where it...

Page 31: ...sary for the current configuration The other routes are available they may be edited and enabled as the need arises 6 3 4 Commit The Commit option described here is not specific to the Network but it is rather a general option for SS Telecoms devices If configuration changes were performed using the Save button is not enough since it saves the modifications only into the temporary memory of the SS...

Page 32: ...ynchronizes the system date and time Status of NTP Service Enabled or Disabled by default it is disabled Server enter the full name of the NTP server in need to use such as time nist gov or ntp is co za The Current time indicator shows the current UTC time Universal Coordinated Time of the system with millisecond precision If NTP feature is not active it is disabled the selected server is not onli...

Page 33: ...ent UTC time This UTC time may be different from the local time of your computer In the system logs one can see the moment when the applications running on SS 16 VOIP 2 GSM connects to the Internet and the time jumps from the default Jan 1 2000 to the actual date time supplied by the NTP server selected by the user Or ...

Page 34: ...t to make the change performed permanent 6 4 MOBILE The Mobile section is for viewing and configuring the two mobile interfaces of the equipment It also has two sections one for displaying the current state and the other for configuring the mobile modules 6 4 1 Status Displays the state of the selected mobile interface ...

Page 35: ...e used It happens when the PIN is not requested or that it is asked for the correct value has been entered so the Sim can operate If it shows WRONG it means the respective SIM is blocked because of a missing or incorrect PIN code Go to the Mobile settings configuration page and input the correct PIN to unlock the subscriber card Network when the respective Sim is properly registered this field sho...

Page 36: ...N IMSI Signal Level Network and respectively Registration But the user will still see the IMEI code since it is equipment dependent and not related to the SIM card Signal Quality The level of the signal received from the mobile network At the bottom there is a Load button again click it to refresh the display of module s status This way one is sure to see the current state of the mobile module and...

Page 37: ...es from VoIP towards the mobile network Note1 Don t forget to use the button Save to store the changes performed over the audio volume Note2 The audio volume can be set up only when the State of the Mobile module is ready registered but not busy If the module was busy dialling a number or sending receiving SMS messages it is not available for interrogation so the request to set a different audio l...

Page 38: ...IN Number required when Pin request is enabled on the SIM Reset Set the interval between forced network log offs Audio AMR This is to enable or disable the Adaptive Multi Rate setting on the GSM module Action The last field Action selects the action to be performed First Edit to choose the row Mobile module where settings needs to be changed Now the field name changes to Exit which should be click...

Page 39: ...rface has been queried by displaying a number above the command and the answer to the command respectively 0 for mobile 1 or 1 for mobile 2 the command issued the response the result either OK or ERROR AT Commands AT commands are instructions used to control a modem Many of them initially used to control wired dial up modems are also supported by 2G 3Gmodems and mobile phones Besides this common b...

Page 40: ...e subscriber To find out MSISDN use AT CNUM and for the IMSI code International Mobile Subscriber Identity use AT CIMI Get the current status of the mobile phone or GSM GPRS modem For example mobile phone activity status AT CPAS mobile network registration status AT CREG radio signal strength AT CSQ 6 5 SMS Settings related to SMS SMS to e mail and e mail to SMS conversion ...

Page 41: ...ed incoming SMSes at a given interval timer Outgoing rules The routing table for outgoing SMSes One can define a table with several rules for outgoing SMSes through the mobile interfaces Each rule may be individually enabled or disabled The program analyses the numbering the prefix of the phone number called and routes them accordingly through one of the mobile interfaces If one of the mobile port...

Page 42: ...ipient is available the SMSC will forward the messages Generally the SMS centres are specific to each carrier so in order to use SMS messaging with your terminal or with SS 16 you must know the correct address of the SMSC for the operator of the respective mobile networks Normally the SMSC address is pre set in the SIM card by the respective mobile wireless network operator which means you do not ...

Page 43: ...ncoming mail server POP3 the address and the port to be used for the customer Some mail server may use different port numbers such as 465 or 991 instead of the standard one User name and associated password for the mail account SMS Outbox Authentication method used for authentication must be set according to the actual requirements of the POP3 mail server Check interval you set the value in second...

Page 44: ...s destination for the SMS You may type a single mobile number or several phone numbers using blank space as a delimiter SMS to E mail Settings for the SMS to E mail feature which converts received SMS into e mail messages Status you must Enable this feature in order to use it By default it is also disabled When you Enable SMS to Email the received messages will no longer be seen in Receive because...

Page 45: ...hentication method used for authentication must be set according to the requirements of the SMTP mail server You may choose either no authentication plain text password or with log in Check interval you set the value in seconds when SS 16 IP checks for new SMS to send out as e mail messages 6 5 5 Transmit Use this page to send out SMS messages from the Web interface of the SS 16 First type the pho...

Page 46: ...e above example If you continue to type letters after you have reached the limit of 160 characters you will see this warning telling you that the outgoing SMS will be truncated at 160 chars Finally you should see a confirmation message on the screen 6 5 6 Receive Here you can see the SMS messages received Click the read button to refresh the list of messages ...

Page 47: ... able to see them in the Receive list The last column the field Action allows you to individually delete or save the SMS messages Use Save to save the respective SMS in a folder of your choice in format csv Afterwards you can go to the respective folder and open up the saved SMS The Comma Separated Values format is understood by many applications for instance if you have Office applications instal...

Page 48: ...he CSV files can be read by all text editors 6 6 VOIP Allows one to configure the settings for Voice over IP aspect of the calls related to the codecs used and transmission of DTMF signalling 6 6 1 Codec Settings Settings for the codecs used by the Voice over IP calls ...

Page 49: ...owed by G 729 G 711 provides good voice quality and works well with in band DTMF If the IP PBX or the SIP telephones that will be connected with SS 16 VOIP 2 GSM make use of different codecs one should set the Codec Propriety field accordingly RTP Packet Length It lets you establish the value for packetization time in milliseconds for each codec It is usually set to 20 but it may be as long as 30 ...

Page 50: ...alls This configuration area establishes the means of sending out DTMF into the VoIP calls There are three methods available which may be used at the same time Transmission of DTMF signalling can be done in band out of band in RTP packets or sending out INFO messages as digital telephone events In the case of H323 protocol the H 245 signalling would be used Under the SIP protocol the INFO method w...

Page 51: ... gain for reception and transmission Choose Rx or Tx and form the drop list select the amplification you want from zero dB up to 24 db in 6 dB increments Definition of RX and TX In this page for VoIP voice Settings RX is the voice path going out from VoIP towards the mobile network while TX is the reciprocal voice path which comes from the mobile network towards VoIP The meaning of Tx and respecti...

Page 52: ...runs on the SS 16 VOIP 2 GSM equipment and performs all the tasks of call control management routing 6 5 1 Status Displays the current state of the ports of the embedded phone exchange as well as the status of the calls In the stand by status both ports are free and no info about calls is displayed since there are currently no conversations going through the SS 16 VOIP 2 GSM ...

Page 53: ... in the local network and getting out of the SS 16 VOIP 2 GSM through the GSM interface Mobile1 The mobile number called is 0832 Ports 1 2 are the two Mobile ports while 261 262 are VoIP ports Direction the calls may belong to one of the directions MYVOIP SIP mobile1 mobile2 Type type of the call it may be in for incoming or out for outgoing State current status of the call alerting proceed or con...

Page 54: ...gure the settings for the IP phone exchange that will work with the SS 16 Select the parameters for the IP phone exchange PABX where the SS Telecoms VoIP 2 mobile interface is connected IP address subnet mask and SIP port Protocol This setting is to change the protocol type between the PABX and the SS 16 H323 and SIP is supported by the SS 16 Port The Port number to be used The default port for SI...

Page 55: ...l have access to make outgoing calls Normally this would be set to the IP address of the PABX also configured under PBX settings Subnet mask establishes the sub network of the PABX Examples IPAddress Subnet Mask Note 0 0 0 0 0 Calls will be accepted from any IP Address 192 0 0 0 8 IP Address between 192 0 0 1 to 192 254 254 254 allowed 192 168 0 0 16 IP Address between 192 168 0 1 to 192 168 254 2...

Page 56: ...First click Edit to start editing the specific row then Exit and save the settings Target the number of the local extension where the calls will be routed which are coming in through the respective Mobile interface 1000 etc in the examples used DISA select No default or Yes from the drop list If choosing YES the value in the field Target doesn t matter any longer the caller will receive a DISA ton...

Page 57: ...spective GSM module will NOT be used for outgoing calls Use the New button to create a new rule Edit to fill the parameters for it Exit to get out of the respective row and Save to save the rules created The button Del is to erase an existing rule from the table Example If the call has the prefix 0711 it will go out through the interface Mobile2 if it has the prefix 0710 it will go out through the...

Page 58: ...r Example If the ignore field is set to 01 and the clients calls 00832689150 the first number will be ignored and 0832689150 will be dialled Limit Limit for out going calls in seconds 6 5 6 PBX Querry Allows the sending of text commands to the phone exchange application which runs on the SS 16 VOIP 2 GSM equipment The command help shows you all available commands ...

Page 59: ...SS 16 VoIP 2 GSM USER MANUAL DOC NO SS 16 14 REV 02 Page 59 of 84 6 5 7 Log Settings Here one can set up how much information will be stored for each section of the log ...

Page 60: ...and for each of these items one may choose the level of details of the log form the drop list that shows up None Error Info Warning Debug Devel Verbose and so on None or Disable means no log at all is created for the respective element Error is the minimal level only errors will be logged while Devel is the maximum details setting everything is logged for the usage of developers ...

Page 61: ...he log file and allows you to save it Syslog Settings settings for the remote log Update you may perform firmware update or upgrade Password allows modification of the password Defaults restores the factory default settings Save saves the current configuration of SS 16 VOIP 2 GSM Load loads a configuration previously stored Cron Used to run programs on a schedule 6 8 1 Status Shows the status of t...

Page 62: ...ments of the users The operating system memory is write protected thus in case of problems accidental erasure or power failure during updating you still have a functional kernel allowing you to load a new software image System uptime time since the last restart of the SS 16 VOIP 2 GSM both in full format hours minutes seconds and short format up 1 minute System uptime 11 41 59 up 4 50 Load average...

Page 63: ...s can be seen in the log The log is very helpful when troubleshooting It may be saved on a PC simply use Save As option of your browser for further examination Use the button Save and reload at the bottom of the Syslog window to save the current log and refresh the display 6 8 3 Syslog Settings Settings for the remote system log By default the remote log is disabled If selecting Enable and enter a...

Page 64: ...button Reboot The screen will display the message Restart in Upgrading Mode Please wait and below it you will see a progress bar The SS 16 will shut down and restart in Upgrading Mode This special mode of operation frees up the memory of the equipment for the new firmware allowing you to perform software upgrade easily and safely The system displays information about each step of the updating proc...

Page 65: ...ew elements The SS 16 is operating in System Kernel mode only There are only two pages available NETWORK and SYSTEM Network shows the state of the network you can t perform changes In System you can see the state of the equipment or look at the logs as shown below To perform an update go to SYSTEM Update as shown in the next image ...

Page 66: ...image files from the SS Telecoms website The update files are called sstelecoms SS 16 1 1 13 M2P SBT trx where equipment is the name of the device such as SS 16 and 1 1 13 Is the version number The next three letters indicate the hardware model such as M1P or M2P Enter the name of the firmware file or click Browse to search for it on the system Then select the file needed and click Open ...

Page 67: ...ol Sum The control sum is a string of hexadecimal figures such as f2209c63972be34f55d4e69d90042d93 and it is stored in a text file with txt extension with the same name as the firmware image Using a control sum prevents the user from loading a corrupted image Open the text file with the control sum as shown below ...

Page 68: ...p where progress can be seen with a progress indicator under the message Firmware is updating please wait Note that there are two distinct successive phases of updating the firmware image While the message Updating firmware is blinking the equipment just checks the program image to be loaded against its checksum If the result of the verification is OK the SS 16 VOIP 2 GSM device goes to the second...

Page 69: ... different reasons firmware upgrading fails the equipment may no longer operate correctly A special firmware restore will have to be performed To avoid this follow the rules carefully don t turn off the SS 16 VOIP 2 GSM equipment or the computer while the firmware is being overwritten remember the equipment does not work while firmware update is in progress after successful updating verify the upg...

Page 70: ...be done by clicking on the respective Mobile port Change Audio Profile The current Audio Profile string is displayed above the Change Audio Profile Button The second parameter in the string indicates the current profile loaded E g 0 21 0 110 6 the profile on this module is profile 21 It is recommended not to change the Audio Profile To get hold of the Audio Profile Files please contact SSTelecoms ...

Page 71: ... with one of your own as soon as possible Please choose a password with a minimum of six characters In order to effectively prevent unauthorized access the password must be long enough and include both letters and numbers Note that the password is case sensitive 6 8 6 Defaults This option restores all the system settings to factory defaults One can also click Default on each page to reset the resp...

Page 72: ...ew moments the LAN icon in the status bar will be barred with a red x and the message A network cable is unplugged will show up indicating that SS 16 VOIP 2 GSM is unavailable Hardware factory defaults Return to Defaults can also be performed via hardware This means the Web interface doesn t have to be used For this perform the Hardware reset described previously Remember to follow the procedure d...

Page 73: ... for iptables one won t be able to connect to the VoIP2Mobile to administer it Perform a hardware factory defaults and SS 16 VOIP 2 GSM will revert to its original settings including the IP address of 192 168 0 225 6 8 7 Save Makes a backup copy of the current configuration all the settings made of the SS 16 VOIP 2 GSM The configuration file is called CONF tar by default A message similar to this ...

Page 74: ...e the new firmware could erase some of the settings This is especially useful when having configured many particular settings for example related to routing rules or to IP SEC tunnels it will take a long time to edit these specific settings by hand 6 8 8 Load It loads a configuration file that has been saved previously or restores a backup It is the operation complimentary to Save Use Browse or Ch...

Page 75: ...e LAN port Ethernet 10 100 base T Connector type female RJ45 Transfer speed 10 100 Mbps Max transmitter power GSM GPRS EDGE 800 900MHz 32dBm Power Class 4 GSM GPRS EDGE 1800MHz 29 dBm Power Class 1 UMTS HSDPA 2100MHz 23dBm Power Class 3 8PSK mode Class E2 only for devices fitted with 3G modules Receiver static sensitivity GSM GPRS EDGE 800 900 107 dBm 1800 MHz 105 dBm Compliant with TS 05 05 R99 U...

Page 76: ...used in a flammable or explosive environment or in locations where toxic or flammable gases may accumulate The equipment must be handled with care to avoid mechanical shocks and blows The SS 16 VOIP 2 GSM should not be used in an environment with high level of EMI electromagnetic interferences that is in close proximity to high power equipment such as electric motors or heaters In addition it shou...

Page 77: ...P 2 GSM USER MANUAL DOC NO SS 16 14 REV 02 Page 77 of 84 When the life cycle of this device has expired and it cannot be repaired or re used dispose of it in accordance with applicable laws and legal regulations ...

Page 78: ...al facility can read and display them or make them available for call center programming For example a company may have a different toll free number for each product line it sells If a call center is handling calls for multiple product lines the switch that receives the call can examine the DNIS and then play the appropriate recorded greeting Another example of multiple toll free numbers might be ...

Page 79: ...nages all the data traffic of your network as well as to the Internet and connects one network to another SS 16 VOIP 2 GSM is also gateway since it interfaces between VoIP calls form the local network and the voice mobile networks IP Address Short from Internet Protocol address The numerical address of a network device or resource as expressed in the format specified in the Internet Protocol IP In...

Page 80: ...ute or towards the GSM module which assures the minimum costs MAC Address Media Access Control A MAC address is the hardware physical address of a device connected to a network All network interface controllers must have a hard coded and unique MAC address The MAC address is applied at the factory and uniquely identifies network hardware such as an Ethernet cards modems or wireless adaptors on a L...

Page 81: ... determine which packet to allow or disallow The static packet filtering firewall examines each packet based on the following criteria Source IP address Destination IP address TCP UDP source port TCP UDP destination port Static packet filtering is easy to implement and configure and does not use a lot of resources but its efficiency is limited Basic packet filtering firewalls are susceptible to IP...

Page 82: ...turns using the channels for a group of successive pulse times a so called time slot such as voice channels in E1 T1 landline systems or wireless GSM systems What distinguishes coarse time division multiplexing from packet switching is that the time slots are pre allocated to the channels rather than arbitrated on a per time slot basis Since it interfaces between VoIP and GSM networks SS 16 VOIP 2...

Page 83: ...hether direct indirect special incidental or consequential as a result of using SS Telecoms SS 16 VOIP 2 GSM No part of this manual may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical recording or otherwise without the prior written permission of the company SS TELECOMS S A It is certified hereby that the SS Telecoms SS 16 VOIP 2 GSM unit...

Page 84: ...a Gauteng South Africa Tel 27 12 664 4644 Fax 27 86 614 5625 E mail info sstelecoms com Postal address Postnet Suite 48 Private Bag x 1015 Lyttelton 0140 Pretoria Gauteng South Africa Sales Support South Africa E mail sales sstelecoms com United Kingdom E mail uksales sstelecoms com Technical Support E mail support sstelecoms com ...

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