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The Remote access server family is manufactured by ETIC TELECOMMUNICATIONS 13 Chemin du vieux chêne 38240 MEYLAN FRANCE TEL : + 33 4-76-04-20-00 FAX : + 33 4-76-04-20-01 e-mail : contact@etictelecom.com web : www.etictelecom.com Hotline TEL : + 33 4-76-04-20-05 FAX : + 33 4-76-04-20-01 e-mail : hotline@etictelecom.com...
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Transmission of the iP address of the RAS to a FTP server .. 46 «IP<>RS » gateway..................47 « Modbus » menu ................48 5.6.1 5.6.1.1 Definitions ................48 5.6.1.2 ETIC modbus gateway capabilities......... 48 5.6.1.3 Modbus server gateway............49 5.6.1.4 “Modbus client” gateway ............52 "Transparent" menu................ 53 5.6.2 5.6.2.1...
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CONFIGURATION « Diagnostic» menu ................61 « Alarm email» menu (RAS-M156e, RAS-I1128e, RAS-G134e)....61 OPERATION CONNECT TO THE RAS THROUGH THE PSTN OR ISDN OR GSM ...... 63 Remote user PC modem................63 Setting the PC remote connection.............. 64 Connection without callback ..............65 On demand callback ..................
Overview Product overview 2.1. Product function The RAS provides to authorized users a remote access to the machines connected either to an IP LAN or to a serial RS232-RS485 interface, as if his PC was directly connected to the LAN or to the RS232.
Overview 2.2. Remote PC to RAS communication capabilities The communication between the remote user and the RAS can be either a dial-up communication or be established through the internet. If the communication is established through the Internet, the public IP address assigned to the RAS can be dynamic or fixed (IP call back and DynDns functionalities).
Overview 2.3. Functions overview Authorized users The RAS prevents unauthorized access; it manages an authorized users list; a user name and a password is assigned to each of them. Safety callback If that option has been assigned to a user, the RAS calls the user back to its stored telephone number.
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Overview The RAS can also transmit any email or SMS coming from an SMTP client connected to the IP network. Html configuration The RAS is configured with a PC and a web navigator. The configuration can be achieved through the ethernet interface or remotely. For safety reasons, the remote configuration can be forbidden.
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Thunder EN61000-4 et -5 (2kW common & differential modes) Supply voltage RAS-M156e & RAS-I1128e : 9 to 60 VDC - 125 mA at 24 VDC RAS-G134e & RAS-G12e : 9 to 30 VDC - 170 mA at 24 VDC Operating T°...
INSTALLATION Product description RAS-M156e / RAS-I1128e RASG134e / RASG12e 1.1 Leds Function LINK Ethernet connection OK Ethernet network activity DATA Characters received from the PSTN or ISDN or GSM Characters transmitted to the PSTN or ISDN or GSM Lit : remote connection established...
2 pins screw-block : Supply voltage Signal Function RAS-M156e RAS-I1128e :+ 9 to 60 V – 125 mA at 24 VDC RAS-G134e RAS-G12e :+ 9 to 30 V – 170 mA at 24 VDC (on line) Ground 8 pins :...
The active IP@ is the Ip @ provided by the BOOTP or DHCP server. Reserved Supply voltage RAS-M156e or RAS-I1128e The supply voltage must be strictly lower than 60 VDC and higher than 9 VDC. The consumption is 125 mA at 24 VDC. RAS-G134e or RAS-G12e The power supply module must be powerful enough to provide the peak current which occur during a GSM communication.
Installation Ethernet interface The ethernet interface is a 10 Mb/s interface. To connect a PC directly to the RAS, use the cross wired red cable provided with the product. Fans To avoid overheating when the ambient temperature is high, leave a 1 cm space on each side of the product.
Installation ISDN connection (RAS-I1128e) The RAS-I1128e is designed to be connected to a ISDN BRI interface (EURO-ISDN compliant). GSM products installation RAS-G134e or RAS-G12e) Checking the GSM reception signal level before installing Before installing the product, check that the GSM reception signal level is good enough at the location you want to install the product;...
Installation ANT200 ANT200 ANT200 0 db gain - magnetic 0 db gain 3 db gain Checking the reception signal level after installation When powering the product on, the L / led gives an indication of the GSM signal quality : the L / Signification …...
Installation The GPRS-EDGE the same service as GPRS but at a higher data rate. The effective data rate depends of the operator and the reception quality. The GPRS or GPRS-EDGE services can be unavailable even if the GSM service is available. It is why, before installing, check with the provider if that services are available at the location you want to install the RAS.
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Installation RAS-M156 Relay output : Max. voltage 50 VDC max. current : 500 mA Inputs: Not isolated Maximum differential voltage : 20 VDC User’s guide ref 9014509-03 Remote access server Page 22...
Installation 12 Internet subscriptions 12.1 Remote user PC subscription Any internet access is convenient. A VPN can be set between the PC and the RAS; in that case, the internet access (router..) of the remote PC must be configured as follows : •...
CONFIGURATION Overview The RAS is configured using an html navigator. The first configuration will be either carried out trough the ethernet interface or remotely through the PSTN or ISDN or GSM network. Configuration through ethernet 2.1 Configuration with a PC directly connected to the RAS Step 1 : Create or modify the PC TCP/IP connection Assign to the PC an IP @ in accordance with the RAS IP address.
Step 1 : Set the DIP switches SW1 OFF and SW2 ON to select DHCP / BOOTP operation. Step 2 : Launch ETIC FINDER to detect the RAS over the LAN. Click the product once detected. The Home page of the administration server is displayed.
Configuration Remote configuration The initial configuration can also be achieved remotely. Step 1 : Create a « remote PPP connection» in your PC (See appendix 2). Step 2 : Complete the remote connection windows • Select the remote connection » icon.
Configuration Wrong IP address or Login if the RAS IP address you entered is wrong, you can recover the factory IP address by setting the SW01 ON and SW2 OFF. The 192.168.0.128 IP address will be accepted by the RAS as long as the SW01 microswitch will be left ON.
Configuration Product configuration 5.1 Saving configuration modifications • After every modification, click the « Save » button at the bottom of the screen. • When the configuration has been completely carried out, click the « restart » red button in the green bar. The RAS will restart;...
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Configuration Internet To enter the internet account parameters Account To enable internet routing and set parameters Routing To set DNAT rules To set the conditions the RAS will connect to the internet Remote control Dynamic IP address To define the way the RAS will transmit its public IP address to the remote user or to the remote user PC IP to RS gateway To configure the modbus gateway.
Configuration « System configuration » menu 5.3.1 « IP Protocol» menu RAS IP @ It is the IP address of the product over the LAN Netmask To define the IP domain ; default is 255.255.255.0. Default gateway : The default gateway address must be entered only if other routers are connected to the LAN Remote IP @...
Configuration 5.3.2 “User list” menu Display the user list table • Click the « System» menu and then «User ». The user list will be displayed. Each line of the user list comprises the user name and the filter name which is assigned to him.
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Configuration Users list User form Remote access server User’s guide ref 9014509-03 Page 33...
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Configuration Parameter « Active» (value Yes or NO) Choose No if you want to prevent the user to access the network. Choose yes to authorize the user to access to the network. Parameter « Full name» It is the name displayed in the user list. Parameters «...
This parameter defines the AT initialization sequence which is transmitted by the RAS to the built-in modem. The default sequence must only be modified in case of difficulty and after discussion with ETIC hotline. Product location Select the country in which the RAS will be installed ; or leave «...
Configuration ”Security” menu That menu allows to define the security policy : • Access restriction to the administration server • Access restriction to the machines (firewall) • VPN over Internet 5.4.1 «Administration rights» menu The « administration rights » menu allows •...
Configuration 5.4.2.2 Building the firewall Important nota bene : Before processing, check at least one machine (IP address + TCP port) has been created (menu « System » and then « target list »). : Step 1 : Complete, if necessary, the list of declared TCP ports (also called «...
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Configuration Step 2 : Build a filter • Select the « security» menu, then « firewall» and then «Filter list» The list of the stored filters is displayed. • Click « add a new filter » • Assign a name to the new filter •...
Configuration Step 3 : Assign a filter to each user • Select the menu « Security» and then « User list ». • Among the users select a user to which you want to assign a filter ; and click modify ; the user window is displayed. •...
Configuration « Routing » menu 5.5.2 « Route parameter : LAN traffic to Internet » If that option is selected, the RAS will route to the Internet the Ip frames the IP addresses of which are not in accordance with the LAN netmask. Note : 1.
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Configuration Let us assume that the remote user wishes to communicate with the PLC1 port 102 and also with the PLC2 port 502 and with the PC port 80. The following rules have to be entered : Internet / WAN interface LAN translation Service Machine...
Configuration 5.5.3 “Remote control” menu This menu allows to define at which conditions the RAS will connect to the internet. 5 non exclusive possibilities are offered : « Connect to Internet after an incoming phone call from … » : If a telephone number is entered, the RAS will connect to the Internet each time it detects an incoming call from that line.
An account has to be subscribed to DynDns.org (web www.dyndns.org). It consists in a login, password and in the host name assigned to the RAS. Any host name you wish can be assigned; for example, “etic-ras” can be assigned, if it has not already been assigned.
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Each time he wants to connect to the RAS through the internet, the remote user will enter the RAS hostname (etic-ras.dyndns.org for instance) instead of the IP address which he does not know. His PC will automatically go to the DynDns server, pick-up the RAS IP address …...
Configuration RAS configuration • Enable the DNS option. • Check the value of the “dynamic DNS provider” parameter is dyndns.org • Enter the host name, login and password obtained from dyndns.org (www.dyndns.org web site) • Enter the hostname assigned to the RAS. 5.5.4.2 Transmission of the IP address inside an email When it connects to the Internet, a public IP address is assigned to the...
Configuration will refer to the email address assigned to the user to communicate its public IP address. 5.5.4.3 Transmission of the iP address of the RAS to a FTP server instead of transmitting its public iP address by email to the remote user, the RAS can transmit an html page to a FTP server.
Configuration 5.6 «IP<>RS » gateway That menu allows to configure the IP to asynchronous RS232-RS485 gateway included in the RAS. The gateway can be used as well from the ethernet IP LAN as from a remote PC or both. Using the gateway function does not prevent from transmitting from a remote IP machine to another machine connected to the IP LAN.
Configuration 5.6.1 « Modbus » menu The ETIC modbus gateway is made to link modbus devices connected to its serial interface to TCP modbus devices connected to the ethernet TCP/IP network or remotely. 5.6.1.1 Definitions A TCP Modbus client device is a device connected to the ethernet TCP/IP network and able to send a modbus request to a modbus TCP server which is in charge of answering;...
Configuration 5.6.1.3 Modbus server gateway Modbus slaves devices are connected to the serial interface. That gateway links asynchronous modbus slaves to modbus TCP clients connected to the ethernet network. Each TCP client (i.e. modbus master) can send requests to any modbus slave device of the serial interface.
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Configuration To configure the Modbus server gateway, • select the modbus menu and then modbus server, • enable the modbus server gateway and set the parameters as follows: “Modbus protocol” parameter Select the RTU or ASCII option “Activate Proxi cache” parameter Enable the proxi option if you wish to avoid to frequent requests on the serial interface.
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Configuration “TCP inactivity Timeout” parameter Set the time the gateway will wait before disconnecting the TCP link if no characters are received. “TCP port number” parameter Set the port number the gateway has to use. Remote access server User’s guide ref 9014509-03 Page 51...
Configuration 5.6.1.4 “Modbus client” gateway A Modbus master device is connected to the serial interface of the RAS. That modbus master can send requests to slaves connected to the serial interface or to 256 modbus TCP servers maximum connected to the IP network (i.e.
If that slave is not a serial slave but a TCP modbus server on the ethernet network, the ETIC gateway needs to know what is its IP address. That IP address table allows to assign an IP address to each modbus slave address.
Configuration 5.6.2.1 "Raw client" gateway That gateway can be used if a serial master device has to send requests to one slave device (also called server) located on the IP network. The serial device must be for example a master device in half duplex protocols.
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Configuration To configure the “raw client” gateway, • Select the “transparent” and then the “raw client” menus. • Enable the raw client gateway; and set up the parameters as follows : “RS232/485 input buffer size” parameter Set up the maximum length of an asynchronous string the gateway will store before transmitting it to the IP network.
Configuration 5.6.2.2 "Raw server" gateway That gateway can be used if a serial slave device has to answer requests coming from devices located on the IP network and acting like a master (also called TCP client). User’s guide ref 9014509-03 Remote access server Page 56...
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Configuration To configure the “raw server” gateway, • Select the “transparent” and then the “raw server” menus. • Enable the raw server gateway and set up the parameters as follows : “RS232/485 input buffer size” parameter Set up the maximum length of an asynchronous string the gateway will store before transmitting it to the IP network.
Configuration 5.6.2.3 “Multicast” menu Internet Protocol multicast is a bandwidth-conserving technology that reduces traffic by simultaneously delivering a single stream of information to thousands of corporate recipients. Thus, the multicast gateway must be used when • a serial master device has to send requests to multiple slave devices; that devices can be IP or serial devices.
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Configuration The Internet Assigned Numbers Authority (IANA) controls the assignment of IP multicast addresses. The range of addresses from 224.0.1.0 through 238.255.255.255 are called “globally scoped addresses”. They can be used to multicast data between organizations and across the Internet. The range of addresses from 239.0.0.0 through 239.255.255.255 contains limited scope addresses or administratively scoped addresses.
Configuration 5.6.3 « Unitelway » menu The unitelway gateway is made to connect an RS232-RS485 unitelway master PLC to the RAS. It allows to use the Schneider Electric program PL7 or Unity, or other Schneider programs, in order to maintain remotely a Schneider Electric PLC.
Ping : that screen enables to send a ping frame to any IP address. Digital inputs & output (RAS-M156e, RAS-I1128e, RAS-G134e) : That screen displays the status of the 3 digital inputs and allows to set ON or OFF the digital output.
OPERATION Connect to the RAS through the PSTN or ISDN or GSM 1.1 Remote user PC modem • Case of a RAS with a built-in PSTN modem (RAS-M156 or RAS-M156e) The PC must be installed as follows : PC + PSTN modem + subscriber PSTN line PC + PSTN modem + analog line connected to a PBX...
Operation • Case of a RAS with a built-in GSM or GSM-GPRS or GSM-GPRS-EDGE modem The PC must be installed as follows : PC + PSTN modem + subscriber PSTN line PC + GSM modem PC + ISDN adapter + ISDN line 1.2 Setting the PC remote connection A remote connection tool has to be created.
Operation 1.3 Connection without callback • Double click the remote connection icon. • Enter your user name and password. • Enter the RAS telephone number and click “connect”. • When the “callback” popup is displayed, click “cancel” The connection popup indicates your PC is now connected to the remote site;...
Operation 1.4 On demand callback It is possible to ask the RAS to call you back at the telephone number you wish. That function is called “on-demand callback”. That function must have been previously authorized : See the “system” menu, and then “user list” and then callback option. •...
Operation 1.6 Connect your PC to the machines of the LAN Once connected, the remote PC behaves like a machine of the network. 1.7 Web portal The web portal function can help the user to identify the IP machines to which it is possible to connect.
Operation Safe internet connection A remote user can connect to the machines of the LAN through the Internet. 3 steps are necessary : Step 1 : Connect the RAS to the internet This operation can be carried out by several means (see drawing). Step 2 : Get the IP address of the RAS, if it is a dynamic IP address.
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Operation Step 3 : Set a VPN between the PC and the RAS; then connect the remote PC to the machines. Note : If a VPN cannot be set, the DNAT function allows to connect to the machines. Remote access server User’s guide ref 9014509-03 Page 69...
Operation 2.1 Step 1 : Connect the RAS to the Internet 4 possibilities are offered to order the RAS to connect to the Internet : • Internet callback type 1 • Internet callback type 2 • Internet connection when the digital input 1 is enabled •...
Operation 2.1.2 Internet callback type 2 The “connect to the internet after a phone call from …” option must have been See the « Internet » menu and then « Remote control ». selected. A phone Nr has to be entered in the associated field. •...
Operation 2.2 Step 2 : Get the RAS IP address (if dynamic) If the RAS internet account is a “dynamic IP address” account, the provider provides a different IP address to the RAS at each connection, that address must be transmitted to the remote user through the Internet. The user will then use that address to connect to the machines.
Operation 2.2.1 Send the IP address to a DynDns server The « transmit the IP address to a DNS server” option must have been selected and a subscription at DynDns.org taken. See the “ internet” menu and then the “Dynamic IP @”. Once connected to the Internet, the RAS automatically sends its own IP address to the DYNDNS server.
• Click the VPN connection icon. • Enter the IP address assigned to the RAS over the Internet or the RAS host name (etic-ras.dydns.org, for instance) if you use dyndns, in the field « Destination IP address» and click OK.
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Operation running in the RAS. We explain hereafter with an example how to use DNAT. Suppose the situation described by the drawing aside : The remote user wishes to communicate with the PLC1 port 102 and PLC2 port 502 and PC port 80 over a remote private LAN.
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Operation RAS configuration : In our example, the remote user will have to go previously to the RAS web server and select the “Internet” menu and then “routing”. To be able to connect to the PLC1 and PLC2 and the PC, he will enter the DNAT rules hereafter : If the RAS receives frames from …...
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APPENDIX 1 Modifying an ethernet connection Modifying an Ethernet connection so as to connect a PC directly to the Ethernet interface of the RAS. Windows 2000 case Not available yet Remote access server User’s guide ref 9014509-03 Page 77...
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APPENDIX 2 Setting a remote connection Set a remote connection Windows 2000 case Not available yet Remote access server User’s guide ref 9014509-03 Page 79...
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APPENDIX 3 Setting a VPN connection Create a VPN connection Windows 2000 case Not available yet Remote access server User’s guide ref 9014509-03 Page 81...
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13, Chemin du Vieux Chêne 38240 Meylan France Tel : 33 4 76 04 20 00 Fax : 33 4 76 04 20 01 E-mail : infos@etictelecom.com Web : www.etictelecom.com...
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