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5.9 System Tools 

5.9.1      Restore Factory Setting 

Step 1. Click System Tools on the left of Figure 5-1.   

Step 2: Click Restore Factory Setting. The following displays. 

 

Figure 5-9a 

Step 3: Click the Confirm button. The gateway restores to the default factory settings. 

Most GT48 gateways have been set with default value for general applications. You do not need to set anything. 
The following are the default settings of GT48 gateway. They are provided for your reference. 

5.9.1.1  Default System Parameter Settings 

RTP Port Min: 10000 

RTP Port Max: 10250 

1

st

 Digit Timeout (Second) :

:

12 

Inter Digit Timeout (Second) : 12 

Critical Digit Timeout (Second) : 5 

DTMF Transmit Mode: AUDIO 

Default Codec: 

 

G729A/20,PCMU/20, PCMA/20,G723/30 

Echo Cancellation: on 

5.9.1.2  Default Network Parameter Settings 

Gateway IP Address: 192.168.2.1 

Ethernet IP Address: 192.168.2.240 

Subnet Mask: 255.255.255.0 

DNS: off 

Preference TIME Server: 192.43.244.18 

Alternate TIME Server: 198.60.22.240 

Timeout (Minute) : 10 

Summary of Contents for GT48

Page 1: ...www greatel net 1 GT48 VoIP Gateway User Manual V 2 1...

Page 2: ...3 PREPARATION FOR INSTALLATION 14 3 1 SAFETY CHECK 14 3 2 INSTALLATION ENVIRONMENT 14 3 2 1 Temperature Humidity 14 3 2 2 Dust Control and Air Flow 14 3 2 3 Interference and Lighting Hazard 14 3 2 4 I...

Page 3: ...onfiguration 34 5 7 3 Setting up the Feature Codes 35 5 7 4 System Advanced Options 40 5 7 5 Advanced FXO Options 42 5 7 6 Advanced FXS Options 43 5 7 7 Advanced IP Options 44 5 7 8 Advanced SIP Optio...

Page 4: ...ced Default Settings 52 5 9 1 9 FXS Advanced Default Settings 53 5 9 1 10 Default IP Advanced Settings 53 5 9 1 11 SIP Advanced Default Settings 53 5 9 2 Software Update 54 5 9 3 Change Password 54 5...

Page 5: ...XO ports It is also equipped with multiple 10 100M Ethernet interfaces GT48 connects to regular telephones faxes and PBXs through the FXS FXO analog interfaces It connects to IP network through Ethern...

Page 6: ...10 100M Ethernet ports for IP network one console port CON and one FXO port Two hot swappable slots that can be configured with different interface cards see table 1 1 Table 1 1 GT48 Interface Slot Co...

Page 7: ...ng loop 5000 feet Loop Current 21 mA Max Line Length 1500 m Off hook Detection Loop Start and Ground Start Dialing DTMF Input Voltage 100 240 Voltage Input Current 0 7Amp 110 Voltage 0 35Amp 220 Volta...

Page 8: ...og line trunk ports Figure 2 1 GT48 Main Console Module Physical View Main Console Module Thumb Screw FXO Port Ethernet Port 0 Ethernet Port 1 Ethernet Port 2 Console Port CON Power LED Status LED Ala...

Page 9: ...e pin assignment of those Ethernet connectors and LED status definitions Table2 2 Ethernet Port Pin Assignment and Status LED Definitions Pin LED 1 2 3 6 Yellow Green TX TX RX RX Connected Live Ethern...

Page 10: ...ng the RS232 port to GT48 console port GT48 uses three wires on the console port one TXD send one RXD receive and one GND ground GT48 is shipped with a standard RJ45 to DB9 cable Table2 4 Console Port...

Page 11: ...an unknown source ALM Alarm Indicator Red Alarm with identified source 2 2 FXS Line Interface Module Figure 2 2 FXS Interface Module Physical View GT48 FXS interface module provides the interface to a...

Page 12: ...6 RING6 TIP6 31 7 RING7 TIP7 32 8 RING8 TIP8 33 9 RING9 TIP9 34 10 RING10 TIP10 35 11 RING11 TIP11 36 12 RING12 TIP12 37 13 RING13 TIP13 38 14 RING14 TIP14 39 15 RING15 TIP15 40 16 RING16 TIP16 41 17...

Page 13: ...eration mode The GT48 switching power supply module inputs 100v to 240 v AC voltage and output several DC voltages 70V for ringing and off hook 24V for talking battery 5V for ringing SLIC 3 3V for log...

Page 14: ...horten the live of the electrical insulation material If the room humidity exceeds the specified humidity GT48 may experience electrical static shock and shrinkage of electric insulation material in t...

Page 15: ...tems for the GT48 is shown in Table 3 1 Table3 1 GT48 Basic Configuration and Accessories Model Number Qty Description MX CHS01 V02 00 1 GT48 Chassis one slot for main control module two slots for the...

Page 16: ...Main Control Module on to the backplane in the chassis Step 4 Turn the two thumb screws clock wise to secure the Main Control Module until they stops 4 3 Installing the FXS Interface Module Please fol...

Page 17: ...inch shelf and identify the left and right hand Step 2 Use the screws in the shipping package to secure the GT48 onto the shelf as illustrated in Figure 4 1 Figure 4 1 Installing GT48 onto a 19 inch s...

Page 18: ...s the Ethernet cable making scheme Step 1 A user can use a proper cable peeling cutter to peel away 3cm skin of a CAT 5 cable What is left is shown in Figure 4 2 Figure 4 2 Step 2 Twisted pairs Curren...

Page 19: ...15mm leads exposed Then follow Figure 4 4 by inserting wires to their corresponding pin position in the plastic shell of RJ45 connector Pin 1 will house white orange wire etc Figure 4 4 Step 4 After w...

Page 20: ...ess and green means in operation 4 6 3 Connecting FXS Cable GT48 has an FXS interface that connects to analog phones Connect one end of the FXS cable to the GT48 FXS interface and connect the other en...

Page 21: ...o the power outlet of 110V or 220V Step 3 Turn the switch to ON position Step 4 Check to see if the PWR LED indicator is lit If PWR LED is lit everything is normal If not repeat Steps 1 to 3 Note If r...

Page 22: ...he same network as GT48 Step 3 Type GT48 IP address in the Address field The default IP address is 192 168 2 240 The web interface will display as shown in Figure 5 1 Figure 5 1 GT48 has two levels of...

Page 23: ...Configuration Step 1 Click System Config link on the left of Figure 5 1 and you will see the following Figure 5 2 Step 2 The Software Version field displays GT48 software version The system automatica...

Page 24: ...ead of the number in the rule has been dialed if within the time specified here no digit has been dialed GT48 will send the dialed number out The default value is 5 For example if there is 021 T in th...

Page 25: ...work IP address Step 5 In the Ether0 IP Address field enter the IP address of the first Ethernet port GT48 has three Ethernet ports Step 6 In the Ether0 Subnet Mask field enter the subnet mask of the...

Page 26: ...rimary Time server Step14 In the EMS Server field enter the IP address of your secondary Time server Step15 In the Timeout field enter the time in minute allowed for the system to search the Time Serv...

Page 27: ...f line when sending messages If set to no CRLF will be used Step10 In the Quarantine Default to Loop field select yes or no to indicate how GT48 will handle events when there is no response for requir...

Page 28: ...Step 5 In the Registration Expires s field enter the valid time in second for SIP re registration The default value is 30 Step 6 In the SIP Domain Name field enter the SIP domain name If the field is...

Page 29: ...will display only 1st Card link if it has two cards Figure 5 2 displays 1st Card and 2nd Card links Two cards can be configured exactly the same way The following are the steps to configure the 1st c...

Page 30: ...k or offhook ts Time Slot d Indicates which DSP chip is used for the call c Indicates which channel is used for the call call Call Identifier It is automatically generated by the system remote The IP...

Page 31: ...Time in second callid Call identifier when exchanging SIP information It is generated automatically by the system 5 6 3 Line Configuration Step 1 Click the FXS 1 link under 1st Card in Figure 5 1 The...

Page 32: ...Caller ID field select on enable or off disable Step12 In CID On Call Waiting field select on enable or off disable Step13 In Anonymous Call field select on enable or off disable Step14 In Hotline fie...

Page 33: ...ay will detect the phone number of any length that starts with any number ranging from 0 to 9 If within the dialing finished time specified in 5 2 System Configuration and no new number has been recei...

Page 34: ...ot defined in the Route Map looks to the SIP Proxy Server for route guidance Origination Number Action Destination Destination Information IP 9 REMOVE FXO 5 IP 8 REMOVE FXS 1 2 3 FXS 88xx KEEP IP 192...

Page 35: ...Action have NONE as Destination Special application 2 Routes that select encoding decoding formats according to the called numbers have CODEC as Destination Destination Information field values use th...

Page 36: ...rs you like Enable All Forwarding This allows the customer to define and enable forwarding all calls function The default feature code is 60 To use this feature the customer must first sign up for the...

Page 37: ...61 The disenabling key is 61 To enable 1 Go off hook 2 Dial 61 3 Upon hearing the dialing tone enter 5614601888 4 Dial to end 5 Go on hook To verify 1 Go off hook 2 Dial 61 3 Upon hearing the forwarde...

Page 38: ...ices please 5 6 3 Line Configuration Disable Do Not Disturb This will restore the normal call handling The default feature code is 72 Set Speed Dial The default feature code is 74 This allows the cust...

Page 39: ...king The default feature code is 80 Cancel Fashion Ring This restores the ringing tone to normal The default feature code is 80 For example use the default feature code for enabling distinctive ring a...

Page 40: ...on hook 5 7 4 System Advanced Options Step 1 Click the Advanced Config link on the left side of Figure 5 1 Then click System Config The System Optional screen displays as shown in Figure 5 7d Figure...

Page 41: ...occurred Step 9 In Nap IP Address field enter the static NAT IP port address in the public network If empty SIP local port address will be used Normally GT48 will try to reach NAT using STUN If STUN...

Page 42: ...ettings of both sides are consistent Step23 In Timeout field the default setting is 3 seconds Step24 In Retries field enter re transmit times when the charging function is not responding The default s...

Page 43: ...quency value Step 9 In Busy Tone On Time field enter the time one busy tone will last This time should be determined by the equipment the FXO is connected to International standard is 350ms Step10 In...

Page 44: ...sed for transmitting 2833 packet type The default load type is 100 Step 5 In the Sending Busy Tone for Network Breakdown field select on or off to indicate to send or not busy tones when IP network do...

Page 45: ...et the number of the T 38 data frame in each T 38 data packet the effective range is 1 to 6 Step13 In the T 38 Change to UDP Port field select yes or no to indicate if the gateway will change the UDP...

Page 46: ...d or not yes means to ignore the Via field of the received message no means not to ignore the Via field of the received message Step10 The Use the full Domain Name Information during registering field...

Page 47: ...Step 2 Click Resource Info The Resource Info page displays In this page you can see the logon information including the IP address and level of the logon user of all WEB users SIP registration informa...

Page 48: ...Log The Log Info page displays You can check all the errors logons exits and overtime web access information in this page Figure 5 8c 5 8 4 Message Information Step 1 Click Log Info link on the left...

Page 49: ...re 5 8d 5 8 5 Startup Information Step 1 Click Log Info link on the left of Figure 5 1 Step 2 Click Startup Info The Log Info page displays You can check all the startup information of the gateway fro...

Page 50: ...e following are the default settings of GT48 gateway They are provided for your reference 5 9 1 1 Default System Parameter Settings RTP Port Min 10000 RTP Port Max 10250 1st Digit Timeout Second 12 In...

Page 51: ...ut no On hook don t Delete Connection no Notify Instead of 401 402 no Using L Package Handle FXO yes Using Configured Digit Map no 5 9 1 4 Default SIP Settings SIP Port 5060 Registration Expires Secon...

Page 52: ...ADIUS Server Side off RADIUS Start off RADIUS Unsuccess Stop off RADIUS Parameter 1 off Timeout Second 3 Retries 3 5 9 1 7 Default FXO Settings Forbid to Call off Hotline off Dial Ton on Echo Cancella...

Page 53: ...8 off T 38 Data Frame Length ms 40 T 38 Redundancy Fram Number 4 T 38 Change UDP Port no T 38 Error Detect Mode off 5 9 1 11 SIP Advanced Default Settings Response Default Port Using Received Port no...

Page 54: ...used to update the software Step 4 In the Software Version field enter the software version to which you need to update otherwise the software will be updated to the latest version Note No operation i...

Page 55: ...Enter the new password in the New password field Step 5 Enter the new password again in Confirm new password field Step 6 Click the Submit button to finish 5 9 4 Restart Gateway Step 1 Click System To...

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