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Digisol DG-BG100, User Manual

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Digisol DG-BG100 User Manual Download Page 18

                                       

DG-BG1000 User Manual

 

 

18 

 

 

Note:    If the IP address appears 0.0.0.0, then click ‘Refresh’ for retrying the 
connection to Internet. If a valid IP address appears, other than 0.0.0.0, then 
click ‘Finish’ to complete the configuration. 

 
 

    Congrulations! The router configuration is now finished.

Summary of Contents for DG-BG100

Page 1: ...DG BG1000 ADSL2 Ethernet Broadband Router User Manual V1 1 2012 12 12 As our product undergoes continuous development the specifications are subject to change without prior notice ...

Page 2: ...are Installation 9 2 2 Software Installation 12 3 About the Web Configuration 19 3 1 Access the Router 19 3 2 Wizard 20 3 3 Status 30 3 3 1 System 30 3 3 2 LAN 31 3 3 3 WAN 31 3 3 4 Statistics 32 3 3 5 ARP Table 33 3 4 Network 34 3 4 1 LAN 34 3 4 2 WAN 42 3 5 Service 48 3 5 1 DNS 48 3 5 2 Firewall 51 3 5 3 UPNP 59 3 5 4 IGMP Proxy 59 3 5 5 TR 069 60 3 5 6 ACL 61 3 6 Advance 65 3 6 1 Bridge Setting...

Page 3: ... 6 3 QoS 69 3 6 4 SNMP 72 3 6 5 Others 73 3 7 Admin 73 3 7 1 Commit Reboot 73 3 7 2 Upgrade 74 3 7 3 System Log 76 3 7 4 Password 77 3 7 5 Time Zone 78 3 8 Diagnostic 79 3 8 1 Ping 79 3 8 2 ATM Loopback 80 3 8 3 ADSL 80 3 8 4 Diagnostic Test 81 ...

Page 4: ... to 1 Mbps 1 1 Packing List 1 x DG BG1000 1 x external pots splitter 1 x power adapter 5V DC 1A 2 x telephone cables RJ11 1 x Ethernet cable RJ45 1 x Installation Guide CD 1 x Quick Installation Guide 1 2 Safety Precautions Follow the following instructions to prevent the device from risks and damage caused by fire or electric power Use volume labels to mark the type of power Use the power adapter...

Page 5: ...ut this device close to a place where a heat source exists or high temperature occurs Avoid the device from direct sunshine Do not put this device close to a place where it is over damp or watery Do not spill any fluid on this device Do not connect this device to any PCs or electronic products unless our customer engineer or your broadband provider instructs you to do this because any wrong connec...

Page 6: ...ablished a connection with the physical layer of the office end Slow Blinks No signal is being detected Link Green Fast Blinks The device is handshaking with the physical layer of the office end On The device has a successful WAN connection PPP dial up is successful in the routing mode and no data is being transmitted on the Internet Blinks Data is being transmitted on the Internet in the routing ...

Page 7: ...iption Power switch Power on or power off the device Power Power interface for connecting to the power adapter Ethernet RJ 45 interface for connecting to the Ethernet interface of PC or other Ethernet devices through the Ethernet cable Reset Reset to the factory defaults To reset to the factory defaults keep the device powered on and push a paper clip in to the hole for over 5 seconds Then release...

Page 8: ...E dial up access Internal PPPoE PPPoA dial up access 1483 Briged 1483 Routed MER access Multiple PVCs up to eight and these PVCs can be isolated from each other A single PVC with multiple sessions Multiple PVCs with multiple sessions 802 1q and 802 1p protocol DHCP server NAT NAPT Static routing Firmware upgrading through Web TFTP or FTP Resetting to the factory defaults through Reset button or We...

Page 9: ...t the Line interface of the device and the Modem interface of the splitter through a telephone cable Connect the phone to the Phone interface of the splitter through a cable Connect the incoming line to the Line interface of the splitter The splitter has three interfaces Line Connect to a wall phone jack RJ 11 jack Modem Connect to the ADSL jack of the device Phone Connect to a telephone set Step ...

Page 10: ... other end to the Power interface of the device Connection 1 Figure 1 shows the application diagram for the connection of the router PC splitter and the telephone sets when no telephone set is placed before the splitter Figure 1 Connection diagram Without connecting telephone sets before the splitter ...

Page 11: ...lephone cable See Figure2 Do not use the splitter to replace the filter Installing a telephone directly before the splitter may lead to failure of connection between the device and the central office or failure of Internet access or slow connection speed If you really need to add a telephone set before the splitter you must add a microfilter before a telephone set Do not connect several telephones...

Page 12: ...e installation CD in the CD ROM of your computer The following screen will appear Click User manual to get configuration guide in detail and click QIG to view Quick Installation Guide Click Start to begin with the routers configuration 2 Click Next to continue with the installation ...

Page 13: ...DG BG1000 User Manual 13 3 Click Next to continue with the installation 4 Click Next to continue with the installation ...

Page 14: ...ys the LED status of the router Click Next to continue with the installation 6 In this page enter the user ID and password to log in to the router The default user ID and password are admin and admin respectively Click Next to continue with the installtion ...

Page 15: ...er from the drop down list You can change the default VPI VCI values as instructed by your ISP VPI The valid value is in the range of 0 to 255 VCI The valid value is in the range of 32 to 65535 Click Next to continue with the installation 8 In the following screen select the WAN protocol Click Next to proceed with the installation ...

Page 16: ...DG BG1000 User Manual 16 If you select PPPoE or PPPoA as the network protocol then the following page appears In this page enter the correct user ID and password that is provided by your ISP ...

Page 17: ...DG BG1000 User Manual 17 Click Next to proceed with the installation z Saving configuration Then the following page appears In this page you can view the running status z Running status ...

Page 18: ... IP address appears 0 0 0 0 then click Refresh for retrying the connection to Internet If a valid IP address appears other than 0 0 0 0 then click Finish to complete the configuration Congrulations The router configuration is now finished ...

Page 19: ... Router The following is the detailed description of accessing the router for the first time Step 1 Open the Internet Explorer IE browser and enter http 192 168 1 1 Step 2 In the Login page that is displayed enter the username and password The username and password of the super user are admin and admin The username and password of the common user are user and user ...

Page 20: ...e these various configuration parameters Whether you configure these parameters or use the default ones click NEXT to enable your Internet connection When subscribing to a broadband service you should be aware of the method by which you are connected to the Internet Your physical WAN device can be either PPP ADSL or both The technical information about the properties of your Internet connection is...

Page 21: ...ovided by your ISP By default VPI is set to 0 VCI Virtual channel identifier VCI is the virtual channel between two points in an ATM network Its valid value is in the range of 32 to 65535 0 to 31 is reserved for local management of ATM traffic Enter the correct VCI provided by your ISP By default VCI is set to 35 After setting click Next the page as shown in the following figure appears There are ...

Page 22: ...ng table describes the parameters in this page Parameter Description WAN Connection Type There are five WAN connection types PPP over ATM PPPoA PPP over Ethernet PPPoE 1483 MER 1483 Routed and 1483 Bridged In this example the connection type is set to PPPoE Encapsulation Mode You can select LLC SNAP or VC Mux In this example the encapsulation mode is set to LLC SNAP ...

Page 23: ... assigns the IP address for PPPoE connection Use the following IP address Select it you need to enter the IP address for PPPoE connection which is provided by your ISP Enable NAT Select the checkbox to enable network address translation NAT If you do not select it and you want to access the Internet normally you must add a route on the uplink equipment Otherwise the access to the Internet fails No...

Page 24: ... by your ISP PPP Connection Type You can select Continuous Connect on Demand or Manual Continuous After dial up is successful PPPoE connection is always on line no matter whether the data is being transmitted or not It is recommended to select it Connect on Demand After dial up is successful within the preset idle time no data is being transmitted the router automatically disconnects the PPPoE con...

Page 25: ...type are the same as that of PPPoE For the parameters in these pages refer to the parameter description of PPPoE 1483 MER 1483 Routed In the Connection Type page set the WAN connection type to 1483 MER the encapsulation mode to LLC SNAP After setting click Next the page as shown in the following figure appears ...

Page 26: ...cally assigns DNS server address Use the following DNS server addresses Select it you need to manually enter the primary DNS server address and secondary DNS server address Enable NAT Select it to enable network address translation NAT If you do not select it and you want to access the Internet normally you must add a route on the uplink equipment Otherwise the access to the Internet fails Normall...

Page 27: ... User Manual 27 1483 Bridged In the Connection Type page set the WAN connection type to 1483 Bridged the encapsulation mode to LLC SNAP After setting click Next the page as shown in the following figure appears ...

Page 28: ... Its valid value is in the range of 255 255 255 0 to 255 255 255 254 Enable Secondary IP Select the checkbox to enable the secondary LAN IP The two LAN IP addresses must be in the different network DHCP Server Enable DHCP Server Select the checkbox to enable DHCP server Start IP Enter the start IP address that the DHCP sever assigns End IP Enter the end IP address that the DHCP server assigns Max ...

Page 29: ...ck Back to modify the settings Click Finish to save the settings Click Reset to cancel the settings Note After you save the settings in the Wizard page the PVC in the Wizard page replaces that in the Channel Configuration page The preset PVCs in the Channel Configuration page do not take effect any more ...

Page 30: ...s page that is displayed contains System LAN WAN Statistics and ARP Table 3 3 1 System Choose Status System The page that is displayed shows the current status and some basic settings of the router such as uptime software version upstream speed downstream speed and other informations ...

Page 31: ... DHCP server status MAC address and DHCP client table If you want to configure the LAN network refer to the chapter 3 4 1 LAN 3 3 3 WAN Choose Status WAN The page that is displayed shows some basic WAN settings of the router In the WAN Status page you can view basic status of WAN default gateway DNS server If you want to configure the WAN network refer to the chapter 3 4 2 WAN ...

Page 32: ...s The Statistics page that is displayed contains Traffic Statistic and ADSL Statistic 3 3 4 1 Traffic Statistic Click Traffic Statistic in the left pane the page shown in the following figure appears In this page you can view the statistics of each network interface ...

Page 33: ...pane the page shown in the following figure appears In this page you can view the ADSL line statistics downstream rate upstream rate and other information 3 3 5 ARP Table Choose Status ARP Table In the ARP table page you can view the table that shows a list of learned MAC addresses ...

Page 34: ... 3 4 1 LAN Choose Network LAN The LAN page that is displayed contains LAN IP DHCP and DHCP Static IP 3 4 1 1 LAN IP Click LAN IP in the left pane the page shown in the following figure appears In this page you can change IP address of the router The default IP address is 192 168 1 1 which is the private IP address of the router ...

Page 35: ...net mask is from 255 255 255 0 255 255 255 254 Secondary IP Select it to enable the secondary LAN IP address The two LAN IP addresses must be in different network LAN Port You can choose the LAN interface you want to configure Link Speed Duplex Mode You can select the following modes from the drop down list MAC Address Control It is the access control based on MAC address Select it and the host wh...

Page 36: ...sable it The DHCP server can assign IP address IP default gateway and DNS server to DHCP clients This router can also act as a surrogate DHCP server DHCP proxy where it relays IP address assignment from an actual real DHCP server to clients You can enable or disable DHCP server or DHCP proxy Click DHCP in the left pane the page shown in the following figure appears The following table describes th...

Page 37: ...assigned to clients Default Gateway Enter the default gateway of the IP address pool Max Lease Time The lease time determines the period that the host retains the assigned IP address before the IP address is changed Domain Name Enter the domain name if you know If you leave this blank the domain name obtained by DHCP from the ISP is used You must enter host name system name on each individual PC T...

Page 38: ...assigned to the DHCP client from the router MAC Address It displays the MAC address of the DHCP client Each Ethernet device has a unique MAC address The MAC address is assigned at the factory and it consists of six pairs of hexadecimal character for example 00 A0 C5 00 02 12 Expired s It displays the lease time The lease time determines the period that the host retains the assigned IP addresses be...

Page 39: ...lass IP Range in the DHCP Mode page the page as shown in the following figure appears In this page you can configure the IP address range based on the device type In the DHCP Mode field choose None The page shown in the following figure appears ...

Page 40: ... parameters and buttons of this page Parameter Description DHCP Mode If set to DHCP Relay the router acts a surrogate DHCP Server and relays the DHCP requests and responses between the remote server and the client Relay Server Enter the DHCP server address Apply Changes Click it to save the settings of this page Undo Click it to refresh this page ...

Page 41: ...f this page Parameter Description IP Address Enter the specified IP address in the IP pool range which is assigned to the host MAC Address Enter the MAC address of a host on the LAN Add After entering the IP address and MAC address click it A row will be added in the DHCP Static IP Table Delete Selected Select a row in the DHCP Static IP Table then click it this row is deleted Reset Click it to re...

Page 42: ...Choose Network WAN The WAN page that is displayed contains WAN ATM Setting and ADSL Setting 3 4 2 1 WAN Click WAN in the left pane the page shown in the following figure appears In this page you can configure WAN interface of your router ...

Page 43: ...NAPT function If you do not select it and you want to access the Internet normally you must add a route on the uplink equipment Otherwise the access to the Internet fails Normally it is enabled Enable IGMP You can enable or disable Internet Group Management Protocol IGMP function PPP Settings User Name Enter the correct user name for PPP dial up which is provided by your ISP Password Enter the cor...

Page 44: ...nable IP unnumbered function Add After configuring the parameters of this page click it to add a new PVC into the Current ATM VC Table Modify Select a PVC in the Current ATM VC Table then modify the parameters of this PVC After finishing click it to apply the settings of this PVC Current ATM VC Table This table shows the existed PVCs It shows the interface name channel mode VPI VCI encapsulation m...

Page 45: ...for this PPP interface VPI VCI Login Name The user name provided by your ISP Password The password provided by your ISP Authentication Method You can choose AUTO CHAP or PAP Connection Type You can choose Continuous Connect on Demand or Manual Idle Time s If choose Connect on Demand you need to enter the idle timeout time Within the preset minutes if the router does not detect the flow of the user...

Page 46: ...ID The value ranges from 0 to 4095 Apply Changes Click it to save the settings of this page temporarily Return Click it to return to the Channel Configuration page Source Mac address The MAC address you want to clone Mac Clone Click it to enable the MAC Clone function with the MAC address that is configured 3 4 2 2 ATM Setting Click ATM Setting in the left pane the page shown in the following figu...

Page 47: ... amount of delay permitted between ATM cells in microseconds Its value ranges from 0 to 4294967295 SCR Subtain cell rate SCR is the maximum rate that traffic can pass over a PVC without the risk of cell loss Its value ranges from 0 to 65535 MBS Maximum burst size MBS is the maximum number of cells that can be transmitted at the PCR Its value ranges from 0 to 65535 3 4 2 3 ADSL Setting Click ADSL S...

Page 48: ...tic it is easier to remember The Internet however is based on IP addresses Every time you use a domain name DNS translates the name into the corresponding IP address For example the domain name www example com might be translated to 198 105 232 4 The DNS has its own network If one DNS server does not know how to translate a particular domain name it asks another one and so on until the correct IP ...

Page 49: ...the PPPoA PPPoE or MER enabled PVC s during the connection establishment Set DNS Manually Select it and then enter the IP addresses of the primary and secondary DNS server Apply Changes Click it to save the settings of this page Reset Click it to start configuring the parameters in this page 3 5 1 2 DDNS Click DDNS in the left pane the page shown in the following figure appears This page is used t...

Page 50: ...DNS provider name You can choose DynDNS org or TZO Hostname The DDNS identifier Interface The WAN interface of the router Enable Enable or disable DDNS function Username The name provided by DDNS provider Password The password provided by DDNS provider Email The email provided by DDNS provider Key The key provided by DDNS provider ...

Page 51: ...ual Server IP Address Mapping DMZ Setting NAT EXCLUDE IP ALG Setting and Anti DoS 3 5 2 1 IP Port Filter Click IP Port Filter in the left pane the page shown in the following figure appears Entries in the table are used to restrict certain types of data packets through the gateway These filters are helpful in securing or restricting your local network ...

Page 52: ...in the left pane the page shown in the following figure appears Entries in the table are used to restrict certain types of data packets from your local network to Internet through the gateway These filters are helpful in securing or restricting your local network ...

Page 53: ...buttons of this page Parameter Description URL Blocking Capability You can choose Disable or Enable Select Disable to disable URL blocking function and keyword filtering function Select Enable to block access to the URLs and keywords specified in the URL Blocking Table Keyword Enter the keyword to block AddKeyword Click it to add a keyword to the URL Blocking Table Delete Selected Keyword Select a...

Page 54: ...er Description Service Type You can select the common service type for example AUTH DNS or FTP You can also define a service name If you select Usual Service Name the corresponding parameter has the default settings If you select User defined Service Name you need to enter the corresponding parameters Protocol Choose the transport layer protocol that the service type uses You can choose TCP or UDP...

Page 55: ...network segment with LAN IP address of the router 3 5 2 5 IP Address Mapping NAT is short for Network Address Translation The Network Address Translation Settings window allows you to share one WAN IP address for multiple computers on your LAN Click IP Address Mapping in the left pane the page shown in the following figure appears Entries in this table allow you to configure one IP pool for specif...

Page 56: ...s devices accessible to Internet traffic such as web HTTP servers FTP servers SMTP e mail servers and DNS servers Click DMZ Setting in the left pane the page shown in the following figure appears The following describes how to configure DMZ Step 1 Select Enable DMZ to enable this function Step 2 Enter an IP address of the DMZ host Step 3 Click Apply Changes to save the settings of this page tempor...

Page 57: ...he page shown in the following figure appears In the page you can configure some source IP addresses which use the purge route mode when accessing internet through the specified interface 3 5 2 8 ALG Setting Click ALG Setting in the left pane the page shown in the following figure appears ...

Page 58: ...e Attack DoS attack is a type of attack on a network that is designed to bring the network to its knees by flooding it with useless traffic Click Anti DoS in the left pane the page shown in the following figure appears In this page you can prevent DoS attacks ...

Page 59: ...nP The system acts as a daemon after you enable it 3 5 4 IGMP Proxy Choose Service IGMP Proxy the page shown in the following figure appears IGMP proxy enables the system to issue IGMP host messages on behalf of hosts that the system discovered through standard IGMP interfaces The system acts as a proxy for its hosts after you enable it ...

Page 60: ...PE The following table describes the parameters of this page Parameter Description ACS URL The URL of the auto configuration server to connect to User Name The user name for logging in to the ACS Password The password for logging in to the ACS Periodic Inform Enable Select Enable to periodically connect to the ACS to check whether the configuration ...

Page 61: ...ter contacts the ACS to obtain configuration updates Skip MReboot Specify whether to send an MReboot event code in the inform message Delay Specify whether to start the TR 069 program after a short delay Auto Execution Specify whether to automatically start the TR 069 after the router is powered on 3 5 6 ACL Choose Service ACL the page shown in the following figure appears In this page you can per...

Page 62: ... the router interface You can select LAN or WAN In this example LAN is selected LAN ACL Switch Select it to enable or disable ACL function IP Address Enter the IP address of the specified interface Only the IP address that is in the same network segment with the IP address of the specified interface can access the router Services Allowed You can choose the following services from LAN Web Telnet FT...

Page 63: ...arameter Description Add After setting the parameters click it to add an entry to the Current ACL Table Reset Click it to refresh this page Set direction of the data packets to WAN the page shown in the following figure appears ...

Page 64: ...ce Choose the interface that permits data packets from WAN to access the router IP Address Enter the IP address on the WAN Only the IP address that is in the same network segment with the IP address on the WAN can access the router Services Allowed You can choose the following services from WAN Web Telnet FTP TFTP SNMP or PING You can also choose all the services Add After setting the parameters c...

Page 65: ...s You can change the settings or view some information on the bridge and its attached ports The following table describes the parameters and button of this page Parameter Description Aging Time If the host is idle for 300 seconds default value its entry is deleted from the bridge table 802 1d Spanning Tree You can select Disabled or Enabled Select Enabled to provide path redundancy while preventin...

Page 66: ...this bridge 3 6 2 Routing Choose Advance Routing the page shown in the following figure appears The page that is displayed contains Static Route and RIP 3 6 2 1 Static Route Click Static Route in the left pane the page shown in the following figure appears This page is used to configure the routing information You can add or delete IP routes ...

Page 67: ...the specified route Add Route Click it to add the new static route to the Static Route Table Update Select a row in the Static Route Table and modify the parameters Then click it to save the settings temporarily Delete Selected Select a row in the Static Route Table and click it to delete the row Show Routes Click it the IP Route Table appears You can view a list of destination routes commonly acc...

Page 68: ...llowing table describes the parameters and buttons of this page Parameter Description RIP Select Enable the router communicates with other RIP enabled devices Apply Changes Click it to save the settings of this page Interface Choose the router interface that uses RIP Receive Version Choose the interface version that receives RIP messages You can choose RIP1 RIP2 or Both Choose RIP1 indicates the r...

Page 69: ... to the Rip Configuration List Delete Select a row in the Rip Configuration List and click it to delete the row 3 6 3 QoS Choose Advance QoS the page shown in the following figure appears Entries in the QoS Rule List are used to assign the precedence for each incoming packet based on physical LAN port TCP UDP port number source IP address destination IP address and other information Step 1 Enable ...

Page 70: ...ed to enable IP QoS if you want to configure the parameters of this page QoS Policy You can choose stream based 802 1p based or DSCP based Schedule Mode You can choose strict prior or WFQ 4 3 2 1 Source IP The IP address of the source data packet Source Mask The subnet mask of the source IP address Destination IP The IP address of the destination data packet Destination Mask The subnet mask of the...

Page 71: ...ity of the IP QoS rules P0 is the highest priority and P3 is the lowest IP Precedence You can choose from 0 to 7 define the priority in the ToS of the IP data packet IP ToS The type of IP ToS for classifying the data package You can choose Normal Service Minimize Cost Maximize Reliability Maximize Throughput or Minimize Delay 802 1p You can choose from 0 to 7 delete Select a row in the QoS rule li...

Page 72: ...ct it to enable SNMP function You need to enable SNMP and then you can configure the parameters of this page Trap IP Address Enter the trap IP address The trap information is sent to the corresponding host Community name Read only The network administrators must use this password to read the information of this router Community name Read Write The network administrators must use this password to c...

Page 73: ...he navigation bar click Admin The Admin page that is displayed contains Commit Reboot Upgrade System Log Password and Time Zone 3 7 1 Commit Reboot Choose Admin Commit Reboot the page shown in the following figure appears You can set the router reset to the default settings or set the router to commit the current settings ...

Page 74: ...current configuration Save the current settings and then reboot the router Restore to the factory default configuration Reset to the factory default settings and then reboot the router Reboot Click it to reboot the router 3 7 2 Upgrade Choose Admin Upgrade The Upgrade page that is displayed contains Upgrade Firmware and Backup Restore Caution Do not turn off the router or press the Reset button wh...

Page 75: ... this page Parameter Description Select File Click Browse to select the firmware file Upload After selecting the firmware file click Upload to starting upgrading the firmware file Reset Click it to starting selecting the firmware file 3 7 2 2 Backup Restore Click Backup Restore in the left pane the page shown in the following figure appears You can backup the current settings to a file and restore...

Page 76: ...uration file of the router Load Settings from File Click Browse to select the configuration file Upload After selecting the configuration file of the router click Upload to start uploading the configuration file of the router 3 7 3 System Log Choose Admin System Log the page shown in the following figure appears In this page you can enable or disable system log function and view the system log ...

Page 77: ...ssword are user and user respectively The following table describes the parameters of this page Parameter Description User Name Choose the user name for accessing the router You can choose admin or user Privilege Choose the privilege for the account Old Password Enter the old password New Password Enter the password to which you want to change the old password Confirm Password Enter the new passwo...

Page 78: ...e describes the parameters of this page Parameter Description System Time Set the system time manually NTP Configuration State Select enable or disable NTP function You need to enable NTP if you want to configure the parameters of NTP Primary Server Set the primary NTP server manually Secondary Server Set the secondary NTP server manually Time Zone Choose the time zone in which area you are from t...

Page 79: ...played contains Ping ATM Loopback ADSL and Diagnostic Test 3 8 1 Ping Choose Diagnostic Ping The page shown in the following figure appears The following table describes the parameter and button of this page Parameter Description Host Enter the valid IP address or domain name Run Ping Click it to start to Ping ...

Page 80: ... VCC loopback function to check the connectivity of the VCC The ATM loopback test is useful for troubleshooting problems with the DSLAM and ATM network Click Run Loopback to start testing 3 8 3 ADSL Choose Diagnostic ADSL The page shown in the following figure appears It is used for ADSL tone diagnostics Click Start to start ADSL tone diagnostics ...

Page 81: ...re appears In this page you can test the DSL connection You can also view the LAN status connection and ADSL connection Click Run Diagnostic Test to start testing This product comes with lifetime warranty For further details about warranty policy and product registration please visit support section of www digisol com ...

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