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SMC Networks 7904BRA3 - annexe 1, Manual

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SMC7904BRA3 User Manual 

C

OMPLIANCES 

 

Marking by the above symbol indicates compliance with the Essential Requirements of the 
R&TTE Directive of the European Union (1999/5/EC). This equipment meets the following 
conformance standards: 

•EN 55022 

•EN 55024•EN 61000-3-2 

•EN 61000-3-3 

•EN 60950-1 

CSA Statement 

This unit is to be used with an external power adaptor of a Class 2 or level 3 type and 
Approved type suitable for use in the North America of equipment installation, having an 
output voltage rating of 12 V dc, and output current rating of 1.0A or equivalent. The external 
AC adapter must be complied with the requirements of LPS (Limited Power Sources). 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

vii 

Summary of Contents for 7904BRA3 - annexe 1

Page 1: ...EZ Connect N Draft 11n Wireless USB2 0 Adapter ADSL2 BARRICADE 4 Port Annex A ADSL2 ADSL2 Modem Router SMC7904BRA3 ...

Page 2: ...Fast Ethernet Router with built in ADSL2 2 Modem From SMC s line of award winning connectivity solutions February 2009 R 01 f w 1 0 ...

Page 3: ...use No license is granted by implication or otherwise under any patent or patent rights of our company We reserve the right to change specifications at any time without notice Copyright 2006 by SMC Networks Inc 38 Tesla Irvine CA 92618 All rights reserved Trademarks SMC is a registered trademark and Barricade is a trademark of SMC Networks Inc Other product and company names are trademarks or regi...

Page 4: ...ne that incorporates these newer technologies At that point the obsolete product is discontinued and is no longer an Active SMC product A list of discontinued products with their respective dates of discontinuance can be found at http www smc com index cfm action customer_service_warranty All products that are replaced become the property of SMC Replacement products may be either new or reconditio...

Page 5: ... OR BY ACCIDENT FIRE LIGHTNING OR OTHER HAZARD LIMITATION OF LIABILITY IN NO EVENT WHETHER BASED IN CONTRACT OR TORT INCLUDING NEGLIGENCE SHALL SMC BE LIABLE FOR INCIDENTAL CONSEQUENTIAL INDIRECT SPECIAL OR PUNITIVE DAMAGES OF ANY KIND OR FOR LOSS OF REVENUE LOSS OF BUSINESS OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE INSTALLATION MAINTENANCE USE PERFORMANCE FAILURE OR IN...

Page 6: ... an experienced radio TV technician for help This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation FCC Caution Any changes or modifications not expressly approved by the party responsible...

Page 7: ...tomer This equipment cannot be used on telephone company provided coin service Connection to Party Line Service is subject to state tariffs When programing and or making test calls to emergency numbers Remain on the line and briefly explain to the dispatcher the reason for the call Perform such activities in off peak hours such as early morning or late evenings The Telephone Consumer Protection Ac...

Page 8: ...ards EN 55022 EN 55024 EN 61000 3 2 EN 61000 3 3 EN 60950 1 CSA Statement This unit is to be used with an external power adaptor of a Class 2 or level 3 type and Approved type suitable for use in the North America of equipment installation having an output voltage rating of 12 V dc and output current rating of 1 0A or equivalent The external AC adapter must be complied with the requirements of LPS...

Page 9: ...ber einen längeren Zeitraum nicht benutzt sollten Sie es vom Stromnetz trennen Somit wird im Falle einer Überspannung eine Beschädigung vermieden 12 Durch die Lüftungsöffnungen dürfen niemals Gegenstände oder Flüssigkeiten in das Gerät gelangen Dies könnte einen Brand bzw elektrischen Schlag auslösen 13 Öffnen sie niemals das Gerät Das Gerät darf aus Gründen der elektrischen Sicherheit nur von aut...

Page 10: ...ccess the Router 7 3 2 Status 8 3 2 1 System 8 3 2 2 LAN 8 3 2 3 WAN 9 3 2 4 Port Mapping 10 3 2 5 Statistic 10 3 2 6 ARP Table 12 3 3 Wizard 13 3 4 LAN 20 3 4 1 LAN Settings 20 3 4 2 DHCP Settings 21 3 5 WAN 25 3 5 1 WAN Interface 25 3 5 2 ADSL Settings 28 3 6 Advance 29 3 6 1 DNS 29 3 6 2 Firewall 30 3 6 3 Virtual Server 32 3 6 4 Routing 33 3 6 5 IP QoS 35 3 6 6 Anti DOS 35 3 6 7 Port Mapping 36...

Page 11: ...ore 42 3 7 5 Upgrade Firmware 43 3 7 6 Time Zone 44 3 7 7 System Log 45 3 7 8 SNMP 46 3 7 9 ACL 47 3 8 Diagnostic 48 3 8 1 Ping 48 3 8 2 ATM Loopback 49 3 8 3 ADSL 50 3 8 4 Diagnostic 50 Appendix A Questions Answers 51 Appendix B Technical Specifications 53 Appendix C GPL Anouncement 55 ...

Page 12: ...er packed within the device package z Pay attention to the power load of the outlet or prolonged lines An overburden power outlet or damaged lines and plugs may cause electric shock or fire accident Check the power cords regularly If you find any damage replace it at once z Proper space left for heat radiation is necessary to avoid any damage caused by overheating to the device The long and thin h...

Page 13: ...d active OFF Initial self test failed BLINK Device is detecting itself Link Green ON Initial self test of the unit is OK and ready OFF No LAN link BLINK LAN data transiting LAN4 3 2 1 Green ON LAN link established and active Rear panel Fig 1 3 2 Rear panel Item Usage Line Line RJ 11 port Reset Resets to factory defaults To restore factory defaults keep the device powered on and push a paper clip i...

Page 14: ...tures z Supports various line modes z Supports external PPPoE dial up access z Supports internal PPPoE PPPoA dial up access z Supports leased line mode z Supports ZIPB Zero Installation PPP Bridge Mode z Supports 1483B 1483R MER access z Supports multiple PVCs eight at most and these PVCs can be isolated from each other z Support a single PVC with multiple sessions z Support multiple PVCs with mul...

Page 15: ...P z Supports IP filter function z Supports IP QoS function z Supports remote access control z Supports line connection status test z Supports remote management Telnet HTTP z Supports configuration file backup and restoration function z Ethernet supported such as Crossover Detection Auto Correction and polarity correction z Supports UPnP ...

Page 16: ...he device PHONE Connects to a telephone set 2 Connect the LAN port of the device to the network card of the PC via an Ethernet line MDI MDIX Note Use twisted pair cables to connect with the HUB Switch 3 Plug the power adapter to the wall outlet and then connect the other end of it to the PWR port of the device Connection 1 Fig 2 1 displays the application diagram for the connection of the Router P...

Page 17: ... the splitter instead of the filter Installing a telephone directly before the splitter may lead to a failure of connection between the device and the device of LAN side or cannot access into the Internet or slow the connection speed if you really need to add a telephone set before the splitter you have to add a MicroFilter before connecting to a telephone set Do not connect several telephones bef...

Page 18: ...d See the Fig 3 1 1 z The super user name and password is admin smcadmin z The common user name and password is user user Fig 3 1 1 3 If you enter as super user the below screen is displayed when you enter successfully Fig 3 1 2 After you enter router as super user you can check configure and modify all the options You can use the system diagnostic function also If you enter as common user you can...

Page 19: ... 3 2 1 In this page you can view the current status and some basic settings of this router for example Software Version DSL mode Upstream Speed Downstream Speed Uptime and so on Fig 3 2 1 3 2 2 LAN Click LAN in the sub menu to open the screen of Fig 3 2 2 In this page you can view the LAN IP DHCP Server status MAC Address and DHCP Client Table If you want to configure the LAN network refer to sect...

Page 20: ... 3 2 3 WAN Click WAN in the sub menu to open the screen of Fig 3 2 3 In this page you can view basic status of WAN Default Gateway and DNS Server If you want to configure the WAN network refer to section 3 5 1 WAN Interface Fig 3 2 3 9 ...

Page 21: ...ation and the status of port mapping Fig 3 2 4 3 2 5 Statistic Click Statistic in the sub menu to open the menu in the left bar which contains two items Traffic Statistic and DSL Statistic 3 2 5 1 Traffic Statistic Click Traffic Statistic in the left bar to open the screen of Fig 3 2 5 1 In this page you can view the statistics of each network port 10 ...

Page 22: ...BRA3 User Manual Fig 3 2 5 1 3 2 5 2 DSL Statistic Click DSL Statistic in the left bar to open the screen of Fig 3 2 5 2 In this page you can view the ADSL line statistics downstream rate and upstream rate 11 ...

Page 23: ...SMC7904BRA3 User Manual Fig 3 2 5 2 3 2 6 ARP Table Click ARP Table in the sub menu to open the screen of Fig 3 2 6 In this page you can view the table that shows a list of learned MAC addresses 12 ...

Page 24: ...ubscribing 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 Ethernet DSL or both Technical information regarding the properties of your Internet connection should be provided by your Internet Service Provider ISP For example your ISP should inform you whether you are connected to the Internet using a static o...

Page 25: ...ed to you The valid range for VPI is 0 to 255 and for VCI is 32 to 65535 0 to 31 is reserved for local management of ATM traffic Then press Next the Fig 3 3 1 2 screen appears In this page you can select the WAN Connect Type and the encapsulation method Fig 3 3 1 2 The following table describes the fields in this screen Label Description 14 ...

Page 26: ... fields of this screen Label Description Obtain an IP address automatically The dynamic IP is not fixed your ISP assigns you the different one each time Use the following IP address A static IP is a fixed IP that your ISP gives you WAN IP Address Input the IP address of the WAN interface provided by your ISP Enable NAT Select it to enable the NAT functions of the MODEM If you are not to enable NAT...

Page 27: ...and password apply to PPPoE and PPPoA encapsulation only Make sure that you have entered the correct username and password PPP Connection Type Choices are Continuous Connect on Demand and Manual Back Click Back to return to the previous screen Next Click Next to go to the next screen Then click Next the screen of Fig3 3 1 5 appears as shown next 16 ...

Page 28: ...dress of your ROUTER in dotted decimal notation for example 192 168 100 1 factory default Secondary LAN Netmask Enter the subnet mask of the secondary LAN IP Enable DHCP Server Select this check box to enable the DHCP Server Start IP This field specifies the first of the contiguous addresses in the IP address pool End IP This field specifies the last of the contiguous addresses in the IP address p...

Page 29: ...table describes the fields of this screen Label Description Obtain an IP address automatically The MODEM obtains a WAN IP address automatically and at this time it enables DHCP Client functions The WAN IP address is obtained from the uplink equipment like BAS and the uplink equipment is required to enable the DHCP Server functions 18 ...

Page 30: ...ata in the fields Primary DNS server Input the IP address of the primary DNS server here Secondary DNS server Input the IP address of the secondary DNS server provided by your ISP here Enable NAT Select it to enable the NAT functions of the MODEM If you are not to enable NAT and intend the user of the MODEM to access the Internet normally you must add a route on the uplink equipment otherwise the ...

Page 31: ...t it to enable the NAT functions of the MODEM If you are not to enable NAT and intend the user of the MODEM to access the Internet normally you must add a route on the uplink equipment otherwise the access to the Internet fails Normally it is required to enable NAT Back Click Back to return to the previous screen Next Click Next to go to the next screen 3 4 LAN Click LAN in the menu to open the su...

Page 32: ...y Changes Click this button to save the settings of this page 3 4 2 DHCP Settings DHCP Dynamic Host Configuration Protocol allows the individual client computers to obtain the TCP IP configuration at start up from the centralize DHCP server You can configure this router as a DHCP server or disable it DHCP server can assign IP address an IP default gateway and DNS server to DHCP clients This router...

Page 33: ...HCP Proxy If set to DHCP Proxy your ROUTER acts a surrogate DHCP Server and relays the DHCP requests and responses between the remote server and the client DHCP Server Address Enter the IP address of the actual remote DHCP server in this field Apply Changes Click this button to save the changes of this page If you set to DHCP Server the screen of Fig3 4 2 3 appears as shown next 22 ...

Page 34: ...e PCs retain the IP addresses assigned to them without changing them Domain Name Input the domain name here if you know If you leave this blank the domain name obtained by DHCP from the ISP is used While you must enter host name System Name on each individual computer the domain name can be assigned from this router via DHCP server Gateway Address Enter the IP default gateway of the IP address poo...

Page 35: ...Expired s Here shows the lease time The Lease time determines the period for which the PCs retain the IP addresses assigned to them without changing them Refresh Click this button to refresh the Active DHCP Client Table Close Click this button to close this window Click MAC Base Assignment button the below window appears In this page you can assign IP addresses on the LAN to specific individual co...

Page 36: ...nd IP Address click this button to save the changes Delete Assigned IP Select a row in MAC Base Assignment Table and click this button this row is deleted Close Click this button to close this window MAC Base Assignment Table Show the assigned IP address based on the MAC address 3 5 WAN Click WAN Interface in the menu to open the sub menu which contains 2 items WAN Interface and ADSL Settings 3 5 ...

Page 37: ...PoE PPPoA and 1483 Routed Admin Status If select Disable this PVC is unavailable Enable NAPT Select it to enable the NAPT functions of the MODEM If you are not to enable NAPT and intend the user of the MODEM to access the Internet normally you must add a route on the uplink equipment otherwise the access to the Internet fails Normally it is required to enable NAPT PPP Settings Login Name The corre...

Page 38: ...ing the parameters of this page click this button then a new PVC is added into Current ATM VC Table Modify Select a PVC in the Current ATM VC Table and then modify the parameters of this PVC When you finish click this button to apply the change of this PVC Delete Select a PVC in the Current ATM VC Table and then click this button to delete this PVC Undo Click this button to begin configuring this ...

Page 39: ...QoS type PCR CDVT SCR and MBS Fig 3 5 1 3 3 5 2 ADSL Settings Click ADSL Interface in the sub menu to open the screen of Fig 3 5 2 In this page you can select the DSL modulation Mostly the user just need to remain this factory default setting Our modem support these modulations G Dmt G lite T1 413 ADSL2 ADSL2 AnnexL and AnnexM The router negotiates the modulation mode with the DSLAM Fig 3 5 2 28 ...

Page 40: ...example com might translate to 198 105 232 4 The DNS system is in fact 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 address is returned Click DNS in the sub menu to open the screen of Fig 3 6 1 Fig 3 6 1 Label Description Obtain DNS Automatically When this checkbox is selected this router accepts the fi...

Page 41: ...l in securing or restricting your local network Fig 3 6 2 1 Click Apply Changes to save the settings of this page Click Add Rule to add a new rule of the IP Port Filter 3 6 2 2 MAC Filter Click MAC Filter in the left bar to open the screen of Fig 3 6 2 2 Entries in this table are used to restrict certain types of data packets from your local network to Internet through the Gateway Use of such filt...

Page 42: ... 2 3 6 2 3 URL Blocking Click URL Blocking in the left bar to open the screen of Fig 3 6 2 3 This page is used to configure the Blocked FQDN Such as tw yahoo com and filtered keyword Here you can add delete FQDN and filtered keyword 31 ...

Page 43: ... page is used to enable the servers in the local network Fig 3 6 3 1 Click Add to add a virtual server 3 6 3 2 DMZ Settings Click DMZ Settings in the left bar to open the screen of Fig 3 6 3 2 A Demilitarized Zone is used to provide Internet services without sacrificing unauthorized access to its local private network Typically the DMZ host contains devices accessible to Internet traffic such as W...

Page 44: ...outing in the sub menu to open the menu in the left bar which contains two items RIP and Static Route 3 6 4 1 RIP Click RIP in the left bar to open the screen of Fig 3 6 4 1 Enable the RIP if you are using this device as a RIP enabled router to communicate with others using the Routing Information Protocol This page is used to select the interfaces on your devices that use RIP and the version of t...

Page 45: ...n the left bar to open the screen of Fig 3 6 4 2 1 This page is used to configure the routing information Here you can add delete IP routes Fig 3 6 4 2 1 Click Show Routes the below window appears The table shows a list of destination routes commonly accessed by your network 34 ...

Page 46: ...based on physical LAN port TCP UDP port number and source destination IP address subnet masks Fig 3 6 5 3 6 6 Anti DOS Click Anti DOS in the sub menu to open the screen of Fig 3 6 6 DoS Attack denial of service 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 In this page you can configure to prevent DOS attacks 35 ...

Page 47: ...ig 3 6 7 In this page you can bind the WAN interface and the LAN interface to the same group To manipulate a mapping group 1 Select a group from the table 2 Select interfaces from the WAN and LAN interface list and add them to the grouped interface list using the arrow buttons to manipulate the required mapping of the ports 3 Click Apply Changes button to save the changes 36 ...

Page 48: ...and IP PassThrough 3 6 8 1 IGMP Proxy Click IGMP Proxy in the left bar to open the screen of Fig 3 6 8 1 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 Click Apply Changes to save the settings of this page 37 ...

Page 49: ...P The system acts as a daemon after you enable it Click Apply Changes to save the settings of this page Fig 3 6 8 2 3 6 8 3 Bridge Click Bridge in the left bar to open the screen of Fig 3 6 8 3 1 This page is used to configure the bridge parameters Here you can change the settings or view some information on the bridge and its attached ports 38 ...

Page 50: ...s This table shows a list of learned MAC addresses for this bridge Fig 3 6 8 3 2 3 6 8 4 IP PassThrough Click IP PassThrough in the left bar to open the screen of Fig 3 6 8 4 The IP PassThrough has the other name ZIPB or IP Extension In this page you can enable and configure IP PassThrough function 39 ...

Page 51: ...ore Upgrade Firmware Time Zone System Log SNMP TR069 ACL and Logout 3 7 1 Remote Access Click Remote Access in the sub menu to open the screen of Fig 3 7 1 In this page you can enable or disable the services which are used by the remote host For example if TELNET service is enabled and port is 23 the remote host can access this router by telnet through port 23 40 ...

Page 52: ...boot to default settings or set the router save the current settings then reboot Fig 3 7 2 Label Description reset to default settings Select this checkbox to reset router to default settings commit current settings Select this checkbox to save the current settings and reboot router Reboot Click this button to reboot the router according to the above option 41 ...

Page 53: ... selected the user name input the old password of the user here New Password Input the new password what you want to set of the user Confirmed Password Input the new password again Apply Changes Click this button to save the settings of this page Reset Click this button to begin configuring the password afresh 3 7 4 Backup Restore Click Backup Restore in the sub menu to open the screen of Fig 3 7 ...

Page 54: ... button to select the configuration file Upload Selected the configuration file of router click Upload button to begin restore the router configuration 3 7 5 Upgrade Firmware Click Upgrade Firmware in the sub menu to open the screen of Fig 3 7 5 In this page you can upgrade the firmware of this router IMPORTANT Do not turn off your router or press the Reset button while this procedure is in progre...

Page 55: ... Selected the Firmware file click Upload button to begin upgrading the Firmware Reset Click this button to begin selecting the Firmware file afresh 3 7 6 Time Zone Click Time Zone in the sub menu to open the screen of Fig 3 7 6 In this page you can set the system time manually or get the system time from the time server 44 ...

Page 56: ...tem time manually Enable SNTP Client Update If select this checkbox you can choose the correct SNTP Server which you want SNTP Server Choose the SNTP Server here Time Zone Select the Time Zone of in which area you are Apply Changes Click this button to save the settings of this page 3 7 7 System Log Click System Log in the sub menu to open the screen of Fig 3 7 7 In this page you can enable or dis...

Page 57: ...ble the System Log function Apply Changes Click this button to save the settings of this page Refresh Click this button to refresh the system log shown in the text field 3 7 8 SNMP Click SNMP in the sub menu to open the screen of Fig 3 7 8 In this page you can set the SNMP parameters 46 ...

Page 58: ...er Community name write only The network administrators must use this password to configure the information of this router Apply Changes Click this button to save the settings of this page Reset Click this button to begin configuring this screen afresh 3 7 9 ACL Click ACL in the sub menu to open the screen of Fig 3 7 10 In this page you can configure the IP Address for Access Control List If ACL e...

Page 59: ... Apply Changes to effect the configuration Note If you check Enable in ACL Capability please make sure that your host IP is in ACL List before it takes effect 3 8 Diagnostic Click Diagnostic in the menu to open the sub menu which contains 4 items Ping ATM Loopback ADSL and Diagnostic 3 8 1 Ping Click Ping in the sub menu to open the screen of Fig 3 8 1 48 ...

Page 60: ...e Send Click this button to begin to Ping the Host Address 3 8 2 ATM Loopback Click ATM Loopback in the sub menu to open the screen of Fig 3 8 2 In this page you can use VCC loopback function to check the connectivity of the VCC Fig 3 8 2 Apply Changes Click this button to begin testing 49 ...

Page 61: ...page is used for ADSL Tone Diagnostics Fig 3 8 3 Go Click this button to begin ADSL Tone Diagnostics 3 8 4 Diagnostic Click Diagnostic in the sub menu to open the screen of Fig 3 8 4 This page is used for testing your DSL connection Fig 3 8 4 Run Diagnostic Test Click this button to begin testing 50 ...

Page 62: ...r and the power socket z Check the power switch is on or not 2 Question Why LAN LED is not lighting Answer z Check the connection between the ADSL modem and your computer or Hub Switch z Check your PC or Hub Switch running status and make sure them are working normally 3 Question Why ADSL LED is not lighting Answer Check the connection between the ADSL line port and the wall jack 4 Question Why ca...

Page 63: ... IP address If cannot reach the modem please check following configuration z The type of the network cable z The connection between the modem and computer z You computer s TCP IP configuration 6 Question How to load the default setting after incorrect configuration Answer Press reset button 5s 10s to load the default configuration The modem s default IP address 192 168 2 1 255 255 255 0 Username p...

Page 64: ...ging z Bridge Filtering z RFC 1483 Router z RIP 1 2 supported z DHCP RFC1541 Server Relay z Network Address Translation NAT Network Address Port Translation NAPT z DNS relay z IGMP v1 and v2 Encapsulation z RFC 1483 router bridge z PPPoA z PPPoE z MER ADSL Feature z Support ANSI T1 413 Issue2 z Support ITU G 992 1 G dmt Annex A z Support ITU G 992 2 G lite Annex A z Support ITU G 992 3 ADSL2 G dmt...

Page 65: ...n z Support System LOG function z Support SNMP V1 V2C native and long distance control MIB RFC1213 ADSL line MIB Ⅱ RFC 2662 ATM MIB RFC 2515 z Support SNTP enactment Security Support z Support firewall function z Support the passwords of two grades of users and can be revised z Support and sign electronically the function prevent the different kind of editions from upgrading each other z Support D...

Page 66: ...can change the software or use pieces of it in new free programs and that you know you can do these things To protect your rights we need to make restrictions that forbid anyone to deny you these rights or to ask you to surrender the rights These restrictions translate to certain responsibilities for you if you distribute copies of the software or if you modify it For example if you distribute cop...

Page 67: ...t the Program does 1 You may copy and distribute verbatim copies of the Program s source code as you receive it in any medium provided that you conspicuously and appropriately publish on each copy an appropriate copyright notice and disclaimer of warranty keep intact all the notices that refer to this License and to the absence of any warranty and give any other recipients of the Program a copy of...

Page 68: ...Program or a work based on it under Section 2 in object code or executable form under the terms of Sections 1 and 2 above provided that you also do one of the following a Accompany it with the complete corresponding machine readable source code which must be distributed under the terms of Sections 1 and 2 above on a medium customarily used for software interchange or b Accompany it with a written ...

Page 69: ... exercise of the rights granted herein You are not responsible for enforcing compliance by third parties to this License 7 If as a consequence of a court judgment or allegation of patent infringement or for any other reason not limited to patent issues conditions are imposed on you whether by court order agreement or otherwise that contradict the conditions of this License they do not excuse you f...

Page 70: ...at version or of any later version published by the Free Software Foundation If the Program does not specify a version number of this License you may choose any version ever published by the Free Software Foundation 10 If you wish to incorporate parts of the Program into other free programs whose distribution conditions are different write to the author to ask for permission For software which is ...

Page 71: ...ch source file to most effectively convey the exclusion of warranty and each file should have at least the copyright line and a pointer to where the full notice is found one line to give the program s name and a brief idea of what it does Copyright C year name of author This program is free software you can redistribute it and or modify it under the terms of the GNU General Public License as publi...

Page 72: ...s a programmer or your school if any to sign a copyright disclaimer for the program if necessary Here is a sample alter the names Yoyodyne Inc hereby disclaims all copyright interest in the program Gnomovision which makes passes at compilers written by James Hacker signature of Ty Coon 1 April 1989 Ty Coon President of Vice This General Public License does not permit incorporating your program int...

Page 73: ...SMC7904BRA3 ...

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