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CN2100 Async Server User`s Manual

1. local Security check based on this port s local password specified at next field Local password User must supply the correct password of the port before he can access to the Async Server server Security check based on the security data base maintained on the RADIUS server described on Configure Server menu When a user wish to access to the Async Server via this port he is requested to supply user name and password the Async Server will then check with the RADIUS server to validate the supplied user name and password To accomplish this the RADIUS server IP address on Configure Server menu must be correctly specified Also running a security software on the RADIUS server is necessary 5 4 Async Server User s Manual Local password The access password of this port This password is only valid when the Authentication type is set to local Enter the ASCII text password with size up to 16 bytes D Note 1 PPP The PPP mode settings is basically the same as PPP mode except it only supports dial in line 2 If an async port is set to PPP PPPD mode the line configuration on Configure Line menu should be set to 8 data bits no parity 1 stop bit PPP and SLIP Operations 5 5 5 2 Serial Line Internet Protocol SLIP The CN2100 supports Serial Line Internet Protocol SLIP which makes you send TCP IP packets through a serial line or telephone data circuits A SLIP link is a point to point connectio
2. v 999999922222992909090000909090900900909009009009090000009090909909 E 1 APPENDIX F MOXA FIXED TTY PROGRAM cssssssssssesessnssssscsesesssssssssesessnsnsessssesesees F 1 1 Introduction 1 1 Overview The CN2100 Async Server is a TCP IP communication server which supports 16 or 8 async ports RS 232 and one parallel printer port Centronics It connects terminals modems printers and any other asynchronous serial devices to host computers on local area networks The CN2100 Async Server complies with the Ethernet or the IEEE 802 3 specifications using standard Ethernet 10Base2 ThinNet or 10BaseT twisted pair as the physical medium With the CN2100 Async Server you can attach virtually any serial devices and one parallel printer to the networks The CN2100 supports and manages these devices and provides many applications for connecting users and resources on the network The following detailed application architecture for your reference will make you more realize the part CN2100 is playing in your needs Remote Dial in and Multi Point Routing Before we talk about what Remote Dial in is we recommend you to see the Figure 1 1 to confirm whether the architecture is what you need If so Moxa CN2100 Async Server provides remote dial in access for not only those ISPs who make people easy to use Internet resources via dial in at home but also all small remote offices need this kind of solution to process the data in home off
3. Defining the IP address reference table for the preferred hosts Setting up the PPP SLIP routing table Editing the hello message for terminal users Defining the operation mode of each async port OHooOdgdgoaoaodaoao Customizing the CN2100 environment To do the configuration you must access to the CONSOLE utility in any one of the following ways From a terminal with Speed 19200 Parity None Data bit 8 Stop bit 1 connected to the console port at the rear panel From a network host Telnet the CN2100 s IP address the default value is 192 168 127 254 if your subnet s IP is in the 192 168 127 x Otherwise you have to add a routing to your host Please note the procedure for routing added is different in each platform Configuration 3 1 S D Note You may add one routing like route add 192 168 127 254 in Windows 95 98 NT system s DOS mode then use ping command ping 192 168 127 254 to confirm if this routing work or not If you successfully add this routing in your Console terminal type 1 ansi vt100 2 vt52 1 host you can directly telnet the CN2100 s IP address Figure 3 1 S D Note Only one CONSOLE session can be activated at a time The first prompt by telnet console port will be showing as the figure above It is important that the terminal or PC running terminal emulation HyperTerminal of Windows 95 98 NT PC PLUS Telix etc must be one of the types listed above otherwise the cursor mo
4. If the Configure Hello is enabled the greeting message will be displayed automatically each time your terminal connects to the CN2100 The following figure and description shows the detailed settings of TERM_BIN HozaServer 71 33 ONE RE HEKI Server Host Line RBBB Route Bello Defsult Pereseters Noden Quit Egaxine wodity the operation woje of async ports Port Enable Node ES ST 0l yes TERM BIN Quat key gt UE a2 yes TERH BIN uto link protoco Telnat 03 yes TERN_BIN Telnet TCP port 23 o4 yes TERM BIN Prinsry host IP 192 168 203 2 05 ves TERN_BIN Secondary hoet IP 06 yes TERM BIN Aute login prexpt agin 1 07 yss TERN_BIN Passvord proapt esswocrd 1 a8 ves TEFH BIN Login usar naxs 1 09 yes TERM BIN Login passvord A 11 10 yes TEEM BIN Terninsl type aasi 4 11 yes TERH BIN Inactivity tine Ox EL 12 yes TERM BIN Authentication type mone local 13 yes TERM BIN Local pessvord cae server 14 yes TERH BIN TCP alive c k tine 1 nibt 15 yes TERM BIN 4 16 yes TERM BIN Binsry Terxminesl xode l session Figure 4 2 The following message is the detail description of each element for TERM BIN Terminal Mode Operations 4 5 Quit key This field defines the Quit key used to disconnect the link between
5. is Now we call Reverse Telnet by Rtelnet by short and show you how it works briefly Rtelnet protocol provides TCP IP network hosts or workstations with access to RS 232 devices connected to a terminal server And Moxa CN2100 Async Server is the one That will help network administrators an alternative to manage other servers or routers with console ports or the eguipment with asynchronous interfaces but without network controllers attached to Moxa CN2100 Async Server easily through LAN The Figure 1 3 is the simple prototype diagram If you happened to be this kind of user you d better refer to Chapter 9 for the relevant settings and detailed description of Reverse Telnet operation mode That s really a convenient way TCP IP Windows NT Router Figure 1 3 Async Device Control over TCP IP Most telecommuters or industrial control have to deal with serial communication data over TCP IP networking for the trends of network To program for data access over serial transmission maybe easy but to program serial data transmission over TCP IP maybe not To reduce the complexity of programming over TCP IP Moxa CN2100 Async Server provides ASPP protocol on various network hosts With ASPP protocol hosts can control devices attached to the Moxa CN2100 Async Server anywhere on the network as if they are connected directly Figure 1 4 shows you the connection with different platform In case you are the same as the on
6. Routing FfP Tracs Quit Nonitor swvnchrooous port c estivs utilization Port Type Status 01 PFP reote 192 168 205 101 local 192 168 127 101 02 PPPD negotiation 03 SLIP w resote 192 168 205 103 local 192 168 127 254 04 SLIFO gt resote 192 168 205 104 locel 192 168 127 254 O5 TERM_BIN 42 server 203 67 6 1 0G TERH ASC 0OiCec session 1 server 81 07 RIEDNET 1050 re ote 192 160 2 OB RAG 00 16 listen OS RAG 00 16 listen 10 RAU 00 16 lasten ii RAU 00 16 listen 12 RA 00 16 listen 13 RAV 00 16 listen 19 RAD 00 16 listen 15 RAQ 00 16 listen 16 RAG 00 16 listen Figure 11 1 Administrative Utilities 11 1 The following message is the detail description of each element for Monitor Line Type the operation mode and the utilization of each of the async ports Idle the idle time after you connect to Async Server Status The IP address of those hosts that have connection to the port will also be displayed in the column or it will show the waiting condition In the above example port 3 is used as a PPPD port The remote IP shows you that the connection has been built Port 6 is using RTelnet for letting the host without network interface attached to the network while port 2 is using Async Server proprietary Protocol for programming Now the program is not running Port 5 is used as a SLIP port 11 2 Async Server User s Manual Choosing Monitor Network let you know the state of the Ethernet ac
7. a Netric rn OL 01 01 01 01 01 01 0l 01 01 01 C01 01 01 Ul The following message is the detailed description for each element under Route Gateway This field specifies the gateway IP address or the interface source IP address which data packets should be sent to Destination This field specifies the IP address of a host or network for which the route is going to Netmask This field specifies the mask pattern of the destination network Metric This field indicates the number of hops from source to the destination 3 12 Async Server User s Manual 3 7 Parameters All configurations that are modified must be save in Parameters Otherwise you will lose the settings you ve ever made once CN2100 is off Now enter the parameters menu to save your configurations like Figure 3 9 KosaServer 1 33 E Uplosd Dovnlosd Quit Save current canfiguration to Flach RON Figure 3 9 CN2100 also offers the way to save your configurations to a file in a disk by Upload You may also retrieve the settings from a file by selecting Download to CN2100 For detailed description please see Chapter 11 5 for your reference Configuration 3 13 3 8 Restart If you finish all settings in the previous sections you have to restart your system to make configurations take effect Since restarting system will disconnect current communications sy
8. 47 63Hz AC power 1 8 Async Server User s Manual 2 Installation There are several steps to follow before getting the CN2100 to work The instructions suppose that you have had a minimal TCP IP network already 2 1Attaching to the network To connect to a 10Base2 Ethernet you need to attach a BNC T connector from the Ethernet cable to the CN2100 If CN2100 is on the termination point of the Ethernet cable you need a terminator on the T connector also To connect a 10BaseT Ethernet insert the RJ45 network plug into the RJ45 connector on the CN2100 After connecting the hardware to your network and your subnet is also in 192 168 127 xxx you can directly use telnet program to CN2100 s IP address for console utility working like described in Chapter 3 The default value of Async Server IP is 192 168 127 254 If your subnet is different from 192 168 127 xxx you may add routing in your computer or follow the procedures described in the next section to attach a console terminal D Note 1 If 10Base2 is used the 10BaseT connection must be removed CN2100 supports auto sensing network connector When both kind of network connectors are attached at the time of power on the console program by telnet doesn t work You have to remove the unused connection turn off and on your CN2100 power switch then the console program by telnet can work properly 2 You may add one routing like route add 192 168 127 254 in Windows 95 98 NT
9. CN2100 will auto learn the remote IP addr Figure 5 3 shows the detailed settings for SLIP SLIP and SLIPD have the same settings 5 6 Async Server User s Manual MoxaServer V1 31 CONFIGUR Server Host Line WME Route Hello Default Parameters Modem Quit Examine modify the operation mode of async ports yrewious menu Fi Ctrl R help Port Enable Mode I rr pi yes RAW Destination IP addr 192 168 205 101 02 yes ASPP Source IP address 192 168 127 101 03 yes PPPD IP netmask EOL J 04 yes PRINTER TCP IP Compression no 05 yes SLIP Inactivity time Um 06 yes RTELNET TE 07 yes DYNAMIC Auto Term SLIP PPP identification 08 yes TERM_ASC ASCII Terminal mode 4 sessions 09 yes TERM_BIN Binary Terminal mode 1 session 10 yes PPP Point to Point Protocol 11 yes SLIPD 1 SLIP mode for in coming only 12 yes ASPP Async Server Proprietary Protocol 43 yes ASPP Async Server Proprietary Protocol 14 yes ASPP Async Server Proprietary Protocol 15 yes ASPP Async Server Proprietary Protocol 16 ves T AGPP 1 Lasuno Server Pronrietary Prntecnl Figure 5 3 The following message is the detailed description of each element for SLIP Destination IP addr Blank or 0 0 0 0 means the IP is assigned by remote site If other IP specified the remote site must use the IP address Source IP address You must specify the
10. Check if the target port s mode is set to ASPP The connection would fail if the port mode were set to the mode other than ASPP Networked printer problem Q No printouts to the printers Check if the asprint daemon is still running If no run it Check if the CN2100 name and TCP port number given to asprint is OK If asprint is running then kill it and restart it Check your printer is H W flow control RTS CTS or S W flow control Xon Xoff e__ Check if the cable pin out is the same as CN20030 mentioned in Appendix section A 2 Async Server User s Manual Q Corrupt data printing Ans e__ Check the PRINTER port settings such as baud parity on Configure Line menu are the same with printer s Q Losing characters when printing Ans Please apply hardware handshaking pins RTS CTS to the cable connecting the CN2100 s PRINTER port and printer SLIP PPP connection problem Q Cannot make SLIP connection to remote host Ans e Check if the baud rate on Configure Line menu of the CN2100 SLIP port is the same with remote host Check if the data bits 8 parity none stop bit 1 Check if the XON XOFF flow control is disabled Check if RS 232 cable is well wired If the port utilized the RTS CTS hardware flow control then RTS CTS pin should be included Cable with only pin 2 3 and 7 is not allowed in this cased Make sure there is no getty or any other process is using the SLIP port on remotes
11. IP address of the local site in this field Blank means the source IP address is the server s IP address PPP and SLIP Operations 5 7 IP netmask This field contains the SLIP Destination IP network mask pattern Blank means the network mask is 255 255 255 255 and Dial in users are recommended to left this field blank TCP IP Compression If this field is set to yes then the Compressed Serial Line Internet Protocol CSLIP is used Otherwise normal SLIP is applied Inactivity time The DTR output will be dropped off after specified minutes of inactivity Press Enter to list the available time out time 0m means no time out restriction D Note 1 SLIPD The SLIPD mode is basically the same as SLIP except it only supports dial in line 2 If anasync port is set to SLIP SLIPD mode the line configuration on Configure Line menu should be set to 8 data bits no parity 1 stop bit Connecting a Single Host with a SLIP link The connected host with a SLIP link appears as a node on the network Specify a unique IP address to that host See Figure 5 4 and the following descriptions 132 147 160 10 132 147 160 1 Ny nU CN2100 Eu 132 147 100 2 EREC Host1 SLIP Link Workstation Figure 5 4 5 8 Async Server User s Manual The routing table of each network node could look like Host 1 Gateway Destination Netmask Metric 132 147 160 10 132 147 100 3 255 255 255 255 2 Workstation Gateway Destination Netmask
12. Metric 132 147 100 3132 147 100 2 255 255 255 255 1 132 147 100 2132 147 160 0 255 255 255 0 2 CN2100 The below routing table is automatically generated by CN2100 when you finish the settings in Configure I OP_mode I SLIP Description more setting like Figure 5 3 Gateway Destination Netmask Metric 132 147 100 2132 147 100 3 255 255 255 255 1 PPP and SLIP Operations 5 9 6 Integrated Dynamic Operations This chapter shows you how to process terminal PPP SLIP the three functions at a time That s an easy way by setting up OP_mode as a three in one dynamic Dynamic function not only integrated the three functions but also automatically detected the connection belonging to which kind of mode Taking a look at the following figure You just enable each function included in Dynamic all the detailed settings is the same as we described previously Please note that the authentication type must be specified upon your reguest when you use PPPD or TERM BIN Of course you can enable only one of those functions then it will not offer the other service Integrated Dynamic Operations 6 1 BosaSerwer 71 33 OWE RE NEKI Server Host line RBBB Route Hello Defsult Perassters Noden Quit Exaninesodifty the operation mode of async ports Port Enable Hodes 1 yes DYNAMXIC 02 yes DYNAXIC 03 yes DYNAXIC Enable Detail sstting as yes DYNAMIC TERM BIN xode yes Tern pareneters os
13. address format a b c d Class A Net Host Host zT ost a b c a 0 127 Class B Net Net Host Host a b c d a 128 191 Class C Net Net Net Host a b c d a 192 223 C 2 Async Server User s Manual D Appendix D D omain Name Service The easiest way to set up a network is to have a list of host names and addresses in a file etc hosts on each host machine The problem with this approach is that each machine has it s own copy of the file If anything changes such as adding a new host then all of the hosts files on all of the machines must be changed On a large network this could be very time consuming By applying a name server this problem will be solved Because a single host on the network has all of the address information and any other host can request this information form the name server As regards to how to set up a name revere on a host please refer to relative host manuals Domain Name Service D 1 E Appendix E SN MP MIB Definitions The CN2100 has a built in Simple Network Management Protocol agent software It supports cold warm start trap and RFC 1213 MIB II The following lists the standard MIB II group as well as the variables implemented in the CN2100 Supported SNMP variables System MIB Interfaces MIB ICMP MIB sysUpTime sysContact sysName sysLocation sysServices SNMP MIB Definitions E 1 ifOutNUcastPkts ipFragCreates icmpOutRedirects ifOutDiscards ipAdEn
14. at each async port you may also assign it in OP_mode settings The Figure 9 1 shows the detailed settings for RTelnet 9 2 Async Server User s Manual The Figure 9 1 shows the settings for RTelnet BosaSerwer 71 33 ONE RE HEKI Server Host line RRR Routes Hello Defsult Feraxeters Noden Quit Eganine wodity the operation wode of async ports Port Enable Hoda e a ai yes RTEINET TCE part 4001 92 yes RTELNET Source IP address Fl 03 yes RTELWET Daetination IP addr us ye RTEINET Inactivity tine Ox os yes RTELNET TCP alive check tine i_ ninutes 06 yes CRTELNET fee er teens _ _ coceemeanoaonniommneseinareaemenenne ts 0 yee RTELWET Ravcree Telnet sode oo yes RTEINET Reverse Telnet xode 03 yes EKTED ET Reverse Telnet sod 10 yes CRTELNET 23 Telnst ods 11 yes RTEINET Reverse Telnet xo3e 12 yes CRTITELNET Reverse Telnet sod 13 yes CRTELNET Raveres Telnet sods 14 yea RTELWET Reverse Telnet soda 15 ves RTELWET Reverse Telnet woods 16 yes RTEDNET Reverse Telnet xoJe 1 Figure 9 2 TCP port Moxa map each async port of CN2100 to a TCP port Escaping from the collision of system proprietary TCP port you may set port number as 4001 for port1 4002 for port2 just like the default value Or you may modify it for our requirement Source IP Address This is the s
15. descriptions The Figure 1 4 may inspire you to knowing your architecture better 1 4 Async Server User s Manual 1 2 Checklist Upon unpacking the CN2100 Async Server you should find the following items included in your package CN2100 Async Server AC power cord Software diskette It s a UNIX tar format disk with some useful utilities we ve ever talked about in the previous section This User s Manual RJ45 to female DB25 RS 232 cable CN20030 RJ45 to male DB25 RS 232 cable CN20040 Rackmount kit 2 brackets 8 screws 1 3 System Description The CN2100 is equipped with a powerful 32 bit RISC based microprocessor i960CA and an RISC based Ethernet controller Its ROM contains firmware for performing basic selftest and loading operated system program The operated system program which is originally stored in the 512KB nonvolatile Flash ROM can be upgraded via software This makes upgrade task much easier because no hardware ROM chips need to be replaced The configuration parameters are also kept in the Flash ROM as well One important part of the operated system program is the CONSOLE utility You can access the windows like CONSOLE utility from console ports or any network host to configure and administrate the CN2100 1 4 Features The following is a summary of the features of CN2100 Hardware 32 bit CPU Processor 1MB RAM Easy firmware upgrade via 512K Flash ROM TI550C UART Auto sensing Ethernet BNC
16. host TroubleShooting A 3 Appendix B Pin Assignment and Cable Wiring Pin Assignment of Console port ul ui RJ 45 female connector U4 Signales a 5 DSR RTS TxD GND CTS DTR So o vl DN FW NY 1 Pin Assignment and Cable Wiring B 1 Pin Assignment of Serial ports E yu RJ 45 female connector Li Pin Signales DCD DSR RTS TxD RxD GND CTS DTR NS MOAN DN FWY 1 B 2 Async Server User s Manual Cable Wiring of CN20030 The cable is used to connect to a DTE device e g terminal or PC Connector RJ45 Connector RJ 45 DB25 Connector Connector Female DB25 CN20030 Connector 6RxD lt __ 2RxD 5 TxD gt 3 TxD 8 CTS lt 4 CTS 3 RTS 5RTS gt This end for terminal 9 DTR 72 gt 6 DTR 7GND 7 GND 1DCD lt 8 DCD 2DSR lt __ 20 DSR Pin Assignment and Cable Wiring B 3 Cable Wiring of CN20040 The cable is used to connect to a DCE device e g modem Connec RJ 45 Male DB25 Connector Connector CN20040 RJ45 DB25 Connector 5 TxD 2TxD 6RxD lt 3RD 3 RTS _ 4RTS 8 CTS lt 5CTS SThisend for modem 2DSR lt 6DSR 7 GND gt 7GND 1 DCD 8 DCD 9 DTR 20 DTR B 4 Async Server User s Manual C Appendix C T CP IP and Internet Network TCP IP provides a means of letting computers to communicate with each other reliably which normally operates over an Ether
17. host Example root 2 Copy CN2100 firmware cn2100 rom into the current directory 3 In this directory create a file named rhosts S D Notes If you had defined the CN2100 domain name in your etc hosts file put the domain name of CN2100 in rhosts Otherwise you just put CN2100 IP address in it Telnet CN2100 s IP address You can see the configuration menu in your screen choose Upgrade In Upgrade via choose Network host using RCP In Host name IP address key in your UNIX HOST IP address In File name field key in your CN2100 firmware file name in UNIX HOST 9 In User name field key in your user name used for login to UNIX HOST CoN DN A Example root 10 Press to start CN2100 download program 11 When it is finished you can see the upgrade status in your screen Administrative Utilities 11 13 Appendix ATroubleshooting Console terminal problem Q No message displayed on console terminal Ans e__ Check if terminal is set to 19200 bps 8 data bits no parity 1 stop bit Check if RS 232 cable is well wired The console needs CTS DCD signals to trigger Refer to RS 232 Cable Wiring on Appendix section e__ Press ESC to try The console may be blocked in waiting for an event O Garbage character displayed on console terminal Ans e__ Check if terminal is set to 19200 bps 8 data bits no parity 1 stop bit e__ Check if terminal type setting is corre
18. include lt sys errno h gt include lt sys socket h gt include lt netinet in h gt include lt netdb h gt include lt arpa telnet h gt include mae n r int fd_cmd fd data main argc argv int argc char argv int fd port i baud unsigned long ipaddr struct hostent name struct sockaddr_in des unsigned char buf 100 port 1 target port 1st port on cn2000 if argc 1 printf nNo Async Server name specified n printf nSyntax as AsyncServer port 1 Baud 9600 n printf For example as cn2000 1 9600 n n exit 0 memset amp des 0 sizeof des printf Hook up a terminal to the first port to test n name gethostbyname argv l if name 7 6 Async Server User s Manual printf n s must appear in etc hosts n argv 1 printf Please add cn2000 IP addr and name into etc hosts n exit 0 strncpy char amp des sin_addr name gt h_addr name gt h_length printf CN2000 IP addr 0x X s n des sin_addr s_addr inet_ntoa des sin_addr s_addr if argc gt 2 port atoi argv 2 if argc gt 3 baud atoi argv 3 switch baud case 300 baud D_IOCTL_B300 break case 600 baud D_IOCTL_B600 break case 1200 baud D IOCTL B1200 break case 2400 baud D IOCTL B2400 break case 4800 baud D IOCTL B4800 break case 9600 baud D IOCTL B9600 break case 19200 baud D IOCTL B19200 brea
19. jis 132 147 160 1 H UF Se i 132 147 5 2 Host2 PPP Link 132 147 5 1 S 132 147 10 7 132 147 10 8 TCP IP Network 132 147 10 0 Figure 5 1 5 2 Async Server User s Manual The detailed settings of PPP please see Figure 5 2 NF ICURE HEMI Server Host Line MEG Route Bello Defeult Peraseters Noden Quit Esanine sodify the operation woje of async ports Port Enable Nod UC RE A nj ol yes PPP Destinstion IP addr 192 168 205 101 a2 yes PPP Sourcs IP addrees 192 168 12 101 03 yes PPF IP netnask ae 1 o4 yss PPP TCP IP Compression no l os ves PPP Inactivity tine Ox a yes FPP Iink quality repart no 07 s PPP Outgoins PAP ID a 1 a8 ves PPP PaP password Mi 09 yes PPE Imceaing PAP check none lU yes PPP Local passvord AE i 1 11 ves PPP 4 _ _ _ __ ____ 12 ves PPP Point to Point Protrccol l yes FFF Point ic FPoint Protocol 14 yes PPP Point to Point Protocol 15 yes FPP Point to Point Protocol 16 ves PPP l Point to Point Protocol 1 Figure 5 2 The following message is the detail description of each element for PPP Destination IP addr Blank or 0 0 0 0 means the IP is assigned by remote site If other IP specified the remote site must use the IP address Source IP address You must specify the IP address of the
20. local site in this field Blank means the source IP address is the server s IP address IP netmask This field contain the PPP Destination IP network mask pattern Blank means the network mask is 255 255 255 255 and Dial in users are recommended to left this field blank PPP and SLIP Operations 5 3 TCP IP Compression If this field is set to yes then the Van Jacobson Compressed TCP IP Protocol is negotiated Otherwise normal PPP is applied Inactivity time The PPP link will be disconnected after specified minutes of inactivity Press Enter to list the available time out time 0m means no time out restriction Link quality report Configure the setting of negotiation of Link Quality Monitoring protocol RFC 1333 It is usually used for the administrator to figure out the current status of link quality You may use the relevant application to collect it yes is to negotiate Outgoing PAP ID If this and next fields are specified the Password Authentication Protocol will be used The Async Server will send this PAP ID to the remote site for validation when the remote site requests PAP password The Async Server will send this PAP password to the remote site for validation when the remote site requests Incoming PAP check The Async Server offers three types of security check when an user would like to make a PPP connection to it none No security check Every user can freely access to the Async Server via this port
21. possibility is when you attach the CN2100 to a large network with busy traffic This could also influence the test result 11 10 Async Server User s Manual 11 3 The Restart function In some situations the CN2100 may need to be restarted For example if any setting in Configure lOP_mode was changed restarting the CN2100 to make the new parameters effect is necessary Please refer to the Figure 3 10 for the detail If you select to restart your system it will show the warning message Two options are available e Restart the whole system This should be done when configurati in the unlikely event of system fault on in Configure OP_mode is changed or Restart only the selected async ports The CN2100 will disconnect the link between async ports and remote host and then flush the TxD RxD buffers 11 4 The Ping function This function is useful when testing the network hardware connectivity it is also used to testify if a network host is alive or not The following figure is showing the normal situation Configure Monitcr Diagnose Pinc a host Prees ESC to cancel PING 192 169 205 100 56 data bytes 64 bytes from 192 166 205 100 acap_seq 0 6 tes a 92 168 205 100 icep_seq 1 92 168 205 100 icup_seq 2 192 166 205 100 icup_seq 3 192 168 205 100 icap_eeq 4 192 162 206 100 cx p seg amp 64 bytes from 192 1680 205 100 icxp seg 6 64 bytes from 192 168 205 100 icap_seq 7 64 bytes from 19
22. system s DOS mode then use ping command ping 192 168 127 254 to confirm if this routing work or not If you Installation 2 1 successfully add this routing in your host you can directly telnet the CN2100 s IP address 2 2 Attaching console terminal Another way to make console utility work is attaching a terminal vt52 or vt100 ansi or a PC running terminal emulation to the RJ45 console port located on rear panel using the shipped RJ45 to female DB25 RS 232 cable refer to Appendix B for its cable wiring You need this terminal to make necessary configuration if you can t easily access the console utility via Ethernet S D Note The terminal has to be set as 19200bps bits no parity and I stop bit 2 3 Power up All we talk about in the previous sections will be done successfully after you install the power cord and switch the power on The CN2100 now runs its ROM resident diagnose The indicator lights are off in this stage except for the power indicator SO 2 4 Running the system program The CN2100 will then automatically download the operated system program from the Flash ROM and run it 2 2 Async Server User s Manual 3 Configuration Configuring the CN2100 involves setting parameters to define the unit s necessary operating and administrative attributes These attributes included Defining IP address for the CN2100 Selecting the network interface 10Base2 or 10Base T Setting up security password
23. the auto login function is disabled Login password This field designates the password sent to the connected host If this field is a blank the password has to be hit when connected to host 4 6 Async Server User s Manual Terminal type The terminal type is sent to the remote host after the user logs into network host successfully This is available as the TERM environment variable Inactivity time The terminal session will be disconnected after Time out minutes of inactivity Press Enter to list the available time out time 0m means no time out restriction Authentication type The Async Server offers three types of security check when a user make a connection to it before go to network hosts none No security check Every user can freely access to the Async Server via this port local Security check based on this port s local password specified at next field Local password User must supply the correct password of the port before he can access to the Async Server server Security check based on the security data base maintained on the RADIUS server described on Configure Server menu When a user wish to access to the Async Server via this port he is requested to supply user name and password the Async Server will then check with the RADIUS server to validate the supplied user name and password To accomplish this the RADIUS server IP address on Configure Server menu must be correctly specified A
24. yes DYNAXIC PPPD node yes PPP pereneters 06 yss DYNAMIC SLIFD node yos SLIP pat 07 ysa D HAXIC oa yes DYNAMIC Authentication type none J iccal 03 yes DYNAMIC Lecsl passvcrd server 10 ys2 D NHAXIC 4 4 11 yes DYNAMIC Auto Tern SLIP PPP identification 12 yes DYNAMIC Auto Tern SLIP PPP identificstiocn 13 yes LDYNAXIC Auto Tern SLIP FFP 1dentitficstion 14 yee D HAXIC Auto Tern SLIP PPP identification 15 ves DYNAMIC Auto Tern SLIP PPP identificsticn 16 yes DYNAMIC Auto Tern SLIP PPP identificstion Figure 6 1 When you finished the settings remember to save in parameters then restart your system to take effect 6 2 Async Server User s Manual 7 Async Server Proprietary Protocol The CN2100 Async Server supports a Proprietary Protocol ASPP that allows application based on this protocol to control the devices connected to the CN2100 The device could be a bar code reader a POS terminal data acguisition eguipment a modem or any other serial device To ease the ASPP implementation a command set and its associated subroutines on UNIX Windows platform are provided To use the function the desired async ports must be set as ASPP mode on Configure OP_mode menu as the figure below Async Server Proprietary Protocol 7 1 91 33 ORE CURE
25. 10Base2 and UTP RJ45 10BaseT connector 8 or 16 RJ45 RS 232 async ports with baud rate up to 921 6K bps DTR DSR DCD RTS CTS TXD RXD and GND port signals Introduction 1 5 One RS 232 console port and one centronic Parallel port Surge protection by Moxa A60 Surge protector Optional Internal Auto sensing 90 260V 47 63Hz 60W Power Software Friendly window like administrative CONSOLE utility Password protection and extensive user accounting RAW function for transparent data transmission Reverse Telnet function ASCII Binary terminal modes with four one Telnet and Rlogin sessions Dynamic auto recognition of Terminal SLIPD or PPPD Point to point Protocol PPP Serial Line Internet Protocols SLIP and CSLIP Remote serial or parallel RLP printing Async Server Proprietary Protocol ASPP for hosts to control the serial devices connected to CN2100 SNMP Agent for network management Domain Name Service DNS Protocols TCP IP ARP UDP ICMP RCP and Static Routing Security protocols RADIUS PAP CHAP Dial Back and Server password 1 6 Async Server User s Manual 1 5 Outlook Front Panel Figure 1 1 shows the front panel of the 16 port CN2100 CN2116 Figure 1 2 shows the front panel of the 8 por CN2100 CN2108 Ci zlei gt elel gt l l gt N L MOXA _CN2000 Serica pat a E3 E E aE a bah ihe ENSS gt utr Serial Ports Figure sync Server OAOE az MO000 Scric NSavicel Morin 22090 gt n TF F
26. 2 168 205 100 icxp_eeg 8 Figure tine 30 tine 30 tine 0 tine 30 tine 30 tine 30 tine 30 tane 30 bine 30 Os MOON ON MU OD MY 11 7 Administrative Utilities 11 11 11 5 The Upgrade function The operated system program to the CN2100 is originally kept in the non volatile Flash ROM It can be upgraded from a CONSOLE Terminal using XMODEM protocol or from a remote host using rcp protocol Configure Monitor Upgra sde operational eystan progran NoxsSerwar V1 33 HAIN HENI Restsrt Ping Mee Figure 11 8 The figure above shows you how to upgrade via console port by using Telix terminal emulation When you start to upgrade it you have to send the file via Telix The following is the detailed description Upgrade via XMODEM 1 Power on CN2100 2 APC connects console port with COM 1 or COM 2 3 Execute Terminal emulation program Ex telix exe 4 Then set up COM 1 COM2 to 19200 N_8_1 5 6 7 8 9 You should see the configuration menu Choose Upgrade In Upgrade via field choose Console port using XMODEM Press to start CN2100 download program Press to send file to CN2 100 under Telix Select XMODEM 11 12 Async Server User s Manual 10 Key in CN2100 firmware file name Ex cn2100 rom 11 You can see the file sending fromyour PC to firmware When it is finished you can see the upgrade status in your monitor Upgrade via RCP 1 Login your UNIX
27. 9090900900909099 8 1 S LSERIAE PRINTERS Gi GAUAF UF FI inna cn idha GW HN 8 1 CHAPTER 9 REVERSE TELNET 22229299522292290909929220200909080090000909090090090909000090909000000909090090999 9 1 CHAPTER 10 TRANSPARENT RAW DATA TRANSMISSION ccccsssssssssssssssssssessssees 10 1 CHAPTER 11 ADMINISTRATIVE UTILITIES ou scssssssssssssscssssessssnsesscsesesssssssssssssseees 11 1 11 1 HE MONITOR FUNCTION scan acetate tid cd cae ddd Gees 11 1 11 2 THE DIAGNOSE FUNCTION ccccssescssessescseesceecsesecneceesecaeseesecaeseeaeseeseeeeeeaeeeeeeaeatens 11 10 11 3 THE RESTART FUNGTION se RW sl YY WYT 11 11 LL47THE PING FUNCTION Gi I WU dd dd GN GW canta GYD 11 11 11 5 THE UPGRADE FUNCTION cccsccssssssesessscescsesessssescscsececsesescsesesesecaesesesaeacsesesanseseees 11 12 APPENDIX A CONSOLE TERMINAL PROBLEM cccssssssssssssssssssssssssssssssesssssessssesesees A 1 TERMINAL PORT PROBLEM scccssssseseesescescssesesecesescnecessecaesnenecasseesecsesecassnaecassceaeeneseeasanses ASPP PORT PROBLEM NETWORKED PRINTER PROBLEM APPENDIX B PIN ASSIGNMENT AND CABLE WIRING 22222929229292909099090 9n B 1 APPENDIX C TCP IP AND INTERNET NETWORK ccccsssssssssssssssssssssssssssssssnssssesssesses C 1 APPENDIX D DOMAIN NAME SERVICE 92922952922929020200909090090900000090090909029009090090900909099n D 1 APPENDIX E SNMP MIB DEFINITIONS
28. CN2100 Async Server User s Manual Second Edition June 2008 www moxa com product MOXA 2008 Moxa Inc all rights reserved Reproduction without permission is prohibited CN2100 Async Server User s Manual The software described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agreement Copyright Notice Copyright 2008 Moxa Inc All rights reserved Reproduction without permission is prohibited Trademarks MOXA is a registered trademark of Moxa Inc All other trademarks or registered marks in this manual belong to their respective manufacturers Disclaimer Information in this document is subject to change without notice and does not represent a commitment on the part of Moxa Moxa provides this document as is without warranty of any kind either expressed or implied including but not limited to its particular purpose Moxa reserves the right to make improvements and or changes to this manual or to the products and or the programs described in this manual at any time Information provided in this manual is intended to be accurate and reliable However Moxa assumes no responsibility for its use or for any infringements on the rights of third parties that may result from its use This product might include unintentional technical or typographical errors Changes are periodically made to the information herein to correct such errors and th
29. HET Server Host line RBBB Route Bello Deteult Peressters Noden Quit Egaxwine wodity the operation wode of async ports Port Enable Hode 4 MM ol yes sSPP TCP date port 350 02 yes ASFP TCP connand port 966 03 yes ASPE TCP alive check tine O ninutes a4 yes ASPE as yes ASPE Async Sarver Proprietary Protocol ne yes ASPEF Async Server Proprietary Protncol a yes ASPP Async Server Propristery Protocol 08 ves ASPP Async Server Proprietary Protocol 05 yes ASFP Aszynrc Server Proprietary Protocol lU yes SPP Asvnz Server Proprietary Protocol 11 yes ASFP Async Server Proprietary Protocol 12 yes ASPP Async Server Proprietary Protocol 13 yes ASEP Asvnz Server Propristery Protocol 14 ves ASPE Async Server Proprietary Protocol 15 yes ASPP Async Server Proprietary Protocol 16 yes SPP Async Server Proprietary Protocol Figure 7 1 7 1 Basic Concepts Each physical ASPP port is divided into two logical ports one is called command port the other is called data port Via command port user can issue commands across the network to set the line s configuration such as baud rate data bits flow control condition etc Via data port user can retrieve data through the async line There is a unique TCP port number associated with each of the ASPP command and d
30. Host to make a connection to Host2 or Host3 type telnet CN2100 s IP address TCP port number For example telnet 192 168 127 254 4006 will connect you to the host which is attached on CN2100 port 6 The TCP port number for each reverse telnet port is 4001 for port 1 4002 for port 2 and so on as default You can change it upon your request Please note that there is the only host can access this device equipment which is attached to this port if you specify a host IP at the item Destination IP addr It is also possible for a user on a terminal connected to the CN2100 to connect to these hosts in exactly the same way 9 4 Async Server User s Manual 10 Transparent RAW Data Transmission The CN2100 Async Server provides transparent RAW data operation on any or all of its physical ports This chapter explains how to set up the CN2100 to do so RAW data operation gives the network user the ability to send receive transparent data via Ethernet network The following figure is in Configure OP_mode Description more setting The setting up method is the same as Rtelnet mode Destination IP addr also limits the connected host and TCP port number can be modified upon your reguest HexsGereer 1 32 PORE CURE KERU Server Bost line RIE Fouts Bello Defeult Paremters Boden Quit Exsnine nodiiy the cperstiocn node of ssync ports Port Ensble 01 yes 02 yea 03 yss Od yes os yer D yen 07 yss 06 ve
31. IL printf Port flush error n exit 0 else printf Port flush OK n i sio lstatus fd cmd if i FAIL printf Port lstatus error n exit 0 printf An if i amp 1 printf DSR ON if i amp 2 printf CTS ON if i amp 4 printf DCD ON if i amp 7 printf LINE OFF pren N A Async Server Proprietary Protocol 7 9 if fd data sio_dopen des sin_addr s_addr port FAIL printf nData port d open fail port Mode may wrong n port printf AnRe examine the port Mode from cn2000 CONSOLE n exit 0 else printf Data port 2d opened OK data d Nn port fd data if write fd data 1234567890 10 10 printf write data 1234567890 fail n exit 0 else printf write data 1234567890 ok n printf Waiting data from port d of s n port argv 1 i read fd_data buf 100 if i gt 0 buf i 0 printf Read s n buf else printf read return d n i close fd data close fd cmd TEELELERELES EEE SEEN BD nd Sc ud ed D Note 1 Socket programming knowledge is necessary in writing TCP IP application Note 2 In the above example if sio_ioctl were not present then the settings associated with port 1 in Configure Line menu will be used Note 3 You can uncompress the aspp as files in diskette into your hard disk and make the example program to control ASPP port b
32. K K K K K K In general to be able to control the devices attached to the ASPP port you will have to do the following procedures O Create a socket for command port and connect to it Ll Set the port configuration e g baud via command port Ll Create a socket for data port and connect to it Ll Transfer data via data port 7 4 Async Server User s Manual Here is a piece of a Program Example that demonstrates how to control and ASPP port and will continuously send 1234567890 string out from CN2100 RS 232 port whose port Mode should be set as ASPP and read back any incoming data until program interrupted Setting The target port will be configured as no parity 8 data bits 1 stop bit with software XON XOFF flow control but no hardware RTS CTS 1st port and 9600bps is default however you may change it in command line The target port Mode should be set as ASPP via Configure OP_mode from Async Server CONSOLE utility Syntax as AsyncServerName port 1 Baud 9600 For example as cn2100 1 19200 Then the program will send 1234567890 to port 1 on Async Server at 19200 bps baud and read back any data on it Environment This program is originally developed under SCO UNIX Your environment may be different if so the included file name and other variable may need to be modified to suit your environment Async Server Proprietary Protocol 7 5 include lt stdio h gt include lt fcntl h gt
33. Laserl file_name print file to Laserl Under LINUX tar dev fd0 Uncompress all program to disk ef 2 tar xvf printer tar Z Uncompress printer tar Z to printer 3 make f asprint mak compile link 4 mknod dev iopl p make printer node 5 chown lp dev iopl set it to printer 6 chmod 600 dev iopl set it rw to me only 7 lpd pLaserl v dev iopl set printer name 8 add one line to etc printcap file Laserl lp dev iopl sd usr spool Laserl 9 mkdir usr spool Laserl make spool directory 2048 amp wy Networked Printers 8 5 S D Note There are detailed descriptions for the steps above Create a named pipe to channel the data by command mknod dev iopl p You have to create a unique pipe name for each printer group Since there may be up to 16 groups TCP port number form 2048 to 2063 you will need to create 16 named pipes at most For example iopl iop2 and iop3 etc Change the pipe owner to Ip and access permission to 600 or rw chown lp dev iop chmod 600 dev iop 1 Redirect the printer spooler to write to this named pipe We assume the printer name is Laserl f usr lib lpadmin pLaserl v dev iopl This may be different on some systems If so the system manual should be consulted Start up the asprint utility to read from the name pipe and write to the CN2100 s port to which the printer is connected f asprint dev iopl CN2100 2048 am
34. Y Y NN 2 4 RUNNING THE SYSTEM PROGRAM CHAPTER 3 CONFIGURATION 22225229220292929090090902009000909000000909090090900090000900909009009090090909 3 1 3 1 WINDOWELIKECONSOLE user GSG dwrdio ynedd FAI GAY GI AEA AEE F NN 3 3 3 2 SERVER RA ar ee oie 3 3 HOST anial seventicecusscucseuscsveavstagoy och ede leeds cede deuveoBvay vascubcdh ub YSU YDDYN DEG Tonn T D N E E E HIR DN FT RF NN eke enue aerated aie Fes OP MO B Sree EO Ee NG du 3 11 3 6 ROUTE nun Mu EE GU fdd GYD UU GA 3 12 3 7 PARAMETER S Mu i nd dd DYF A don ydy Sdn 3 13 O S RESTART iynu uid iyn GLYW YCS Do oY VEE O WIU EDD REE de 3 14 CHAPTER 4 TERMINAL MODE OPERATIONS 992922222959929292200909090900902900909090989nn 4 1 4 LASCILTERMINALMODED Uyn I Y GINIO Y tesla eon GR 4 1 4 2 BINARY TERMINAL MODE svee n a 4 5 CHAPTER 5 SLIP AND PPP OPERATIONS ssssssesseseseeossceseeosecosecoseooeeeseeooeeeseeooeeoeeeoscooeeeeseooseee 5 1 5 1 SERIAL LINE INTERNET PROTOCOL SLIP 5 2 POINT TO POINT PROTOCOL PPP ccssssssssessssescsesessesesesseceesesescesceeseeensesesensceeseaeees CHAPTER 6 INTEGRATED DYNAMIC OPERATIONS 99999529295292929020202929595nn nno 6 1 CHAPTER 7 ASYNC SERVER PROPRIETARY PROTOCOL 92222222290250909599 7 1 JA BASIC CONCEPTS nei Gy sch ove CF GYD eh GYR YY Cd carers 7 2 PROGRAMMING THE ASPP PORT CHAPTER 8 NETWORKED PRINTERS 2 91999952929220202929090900909080090090909000090
35. ata port The TCP port number is defined as follows 7 2 Async Server User s Manual 954 970 955 971 956 972 957 973 958 974 959 975 976 961 977 926 978 963 979 964 980 965 981 7 2 Programming the ASPP port In the cnclosed CN2100 Software Diskette UNIX tar format you can find the example program illustrating how to control the ASPP port successfully There are several basic subroutines included in aspp as h after uncompressed ASPP tar z Since CN2100 belongs to CN2000 series the programming utilities implemented Async Server Proprietary Protocol 7 3 with CN2000 as below also fit for CN2100 users FKK K K EOK K K K K K K K K K K K K K K K K K K KOK K K K K K K K K K K K K K K K K K K KK K K K K K K K K K K K K K K Useful subroutines to control ASPP port 1 sio_copen ipaddr p Open command port 2 sio_dopen ipaddr p Open data port 3 sio_reset fd_cmd Reset a port 4 sio_ioctl fd_cmd baud mode Set port baud parity etc 5 sio_flowctrl fd_cmd CTSmode RTSmode TxXon RxXon Set hardware and or software flow control 6 sio_lctrl fd_cmd DTRon RTSon Line control 7 sio _flush fd cmd mode Flush input output buffer 8 sio_lstatus fd_ cmd Check line status 9 sio_igueue fd cmd Check how many data in input buffer 10 sio_oqueue fd_cmd Check how many data still in output buffer OKK K EOK K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K KK K K K K K K K K K K K K
36. ch as baud rate parity and flow control condition HouaServer V1 33 OXFICURE HEKI Server Bost EEES OP node Route Hello Defeult Persaeters Hoden Quit Exanine nodity asynchronous port configuration Fort Speed Bite Stop Parity TsFIFO SON EODFF Dison ctrl D1 EE se 1 nome yes no none 02 115 2K 8 het none yes no none n3 115 2K 8 1 nore vee yes no none Os 11S 2K 8 1 none yes yes no nore D5 115 2K 6 1 none ves yes no none 06 115 2K 68 1 nom yez yms no none 07 118 2K 8 1 nona yaz yea no nome Da 118 2K 8 1 more ym yes no none 03 115 2K 8 E4 none yes yes no none 10 118 2E 8 1 non no J none il 11S 2K 8 1 none no none 12 115 2K 8 Ea none no none 13 115 2K 8 1 nor 3 no none 14 11S 2K 8 1 nom 2 no none 15 11S 2K 8 1 none es no none 16 115 2K 8 Ea none yes yes no a0ve Figure 3 6 The following message is the detailed description for each element under Line Speed Specify the baud rate of the async line Press Enter to list the available speeds 50 921 6K and make a choice Bits Specify the data bits of the async line Press Enter to list the available data bits 5 8 and make a choice Stop Specify the stop bits of the async line Press Enter to list the available stop b
37. configured as follows Attach a printer to apart on the CN2100 e g port 1 Enter into CONSOLE utility form console port or remote host Go to Configure Line menu and edit port 1 to read as follows assumes printer running at 9600 baud using software flow control Port Speed Bits Stop Parity RTS CTS SON SOFFDiscon Ctrl 15 9600 8 1 none no yes none Got to Configure OP_mode menu and edit port 1 as the figure below 8 2 Async Server User s Manual KosaServer 71 33 OKF R Server Host lins RRB Route Hello Defsult Feraxeters Noden Quit Eganine wodity the operation woJe of async ports Port Enable Hode p 1 yes PRINTER Grcup 01 02 yes PRINTER TCP port nunber 2048 03 yes PRINTER TCP alive check tine 0 ninutes O4 yes PRINTER tna ocn as yes FRINTER Printer nods 06 yes PRINTER Printer nods 02 yee PRINTER Printer node og ves PRINTER Printer node 05 yes FRINTER Printer node 10 yes PRINTER Printer nodes 11 yes PRINTER Printer node 12 yes PRINTER Printer node 13 yes PRINTER Printer node 14 yee PRINTER Printer node 15 ves PRINTER Printer node 1 16 yes PRINTER Printer nods Figure 8 2 The following message is the detail description of each element for PRINTER Group Specify the Group of this port you can set it from Group01 to Group16 TCP port
38. contains the name of this Async Server The Async Server identifies itself by this name when SNMP station or UNIX host requests The name should be an ASCII string with length no more than 30 characters Blank is allowed Async Server location This field contains the location of this Async Server The Async Server will report this location to SNMP station by request The name should be an ASCII string with length no more than 40 characters Blank is allowed Configuration 3 5 Async Server IP address This field MUST contain a unique Internet Protocol IP address in the network The IP address appears in a dotted notation as ddd ddd ddd ddd Each ddd is a decimal number The default value is 192 168 127 254 Async Server IP netmask This field contains the server ethernet IP network mask pattern Blank means the network mask depends on IP address classes For example if the IP address is 192 168 127 254 belonging to class C Please refer to Appendix C the network mask is ought to set as 255 255 255 0 More detail information please ask your network administrator of help RADIUS server IP RADIUS is for short of Remote Authentication Dial In User Service used for authentication of remote dial in users in any ISPs Internet Service Providers If you don t have a RADIUS server on your network you can skip this field Since the Async Server is a diskless device it is hard for the Async Server to hold all the important authentication da
39. ct The console only accepts ansi vt100 or vt52 e Press Ctrl L to refresh the display Terminal port problem O When connecting a terminal to a TERM port it prompts Port xx not enabled Ans e This port is disabled Change the Enable field in Configure lOP _mode menu to yes Then choose Restart System to restart the CN2100 TroubleShooting A 1 Q No message displayed on terminal attached to TERM port Ans e Press Enter key several times to try Check if terminal is set to correct baud data bits parity and stop bit Check if RS 232 cable is well wired If the port utilized the RTS CTS hardware flow control then RTS CTS pins should be included Cable with only pin 2 3 and 7 is not allowed in this cased Refer to RS 232 cable Wiring on Appendix section The terminal may be unlocked by Ctrl S key if software flow control is used Press Ctrl O to relieve it O No greeting hello message displayed on terminal Ans e Check if you have enabled the Configure Hello menu and e Check if the line is set to detect DCD off in Configure Line menu That is the Discon Ctrl must be set to DCD off in order to send hello message on nest terminal connection has been made ASPP port problem O The application utilizing the ASPP subroutines could not make connection to the CN2100 Ans e Check if the specified TCP port number is correctly fallen in the range from 950 to 981 inclusively e
40. current terminal session and remote host The default key is a composite key of Ctrl and E character Auto link protocol This field specifies the type to connect to a host automatically Press Enter to choose Telnet or Rlogin protocol If set to none then users have to choose the protocol themselves when making a connection Telnet TCP Port This field specifies the TCP port which will be used to attach to a network host The default TCP port number is 23 Primary host IP This field if specified designates a permanent host to which the terminal will always be connected Enter the host s IP address the host s name defined in the Host table or the host s name defined in domain name server Secondary host IP This field if specified designates a secondary host to be connected when the terminal fails to connect the primary host Enter the host s IP address or the host s name defined in domain name server Auto login prompt This field designates the keyword for checking the login prompt before send out the user name while the auto login function is activated If you erase this prompt to blank the auto login function is disabled Password prompt This field designates the keyword for checking the password prompt before send out password If you erase this prompt to blank the auto password login function is disabled Login user name This field designates the user name sent to connected host for auto login If this field is a blank
41. e we talked about please refer to Chapter 7 for the relevant settings usage and its detailed description of ASPP operation mode You will know the easy function calls Moxa offered and the simple example program Introduction 1 3 In addition to ASPP Moxa offers another method RAW operation for those who would like to implement the program over TCP IP individually too You can also see the application diagram Figure 1 4 and refer to Chapter 10 for the relevant settings usage and its detailed description of RAW operation mode if you need this function TCP IP Windows NT Y POS Code Reader Equipment 7 Switch Figure 1 4 Moreover for the booming Windows NT users Moxa offers the Windows NT COM port driver that makes you control Moxa CN2100 Async Server s async ports as Windows NT s standard COM ports Of course you can run application software like modem pooling fax pooling data acguisition thin client and RAS to control those serial devices attached to Moxa CN2100 Async Server from any Windows NT hosts on the network Please find the URL http www moxa com tw support download download php3 and http Www moxa com tw support documentation documentation php3 to get the software Windows NT COM port driver and its manual UNIX Fixed TTY application is also supported for serial access in UNIX systems to interoperate with existing third party application software Please refer to Appendix F for the detailed
42. ese changes are incorporated into new editions of the publication Technical Support Contact Information WWw moxa com support Moxa Americas Toll free 1 888 669 2872 Tel Fax 41 714 528 6777 41 714 528 6778 Moxa Europe Tel Fax 99 99 49 89 3 70 03 99 0 49 89 3 70 03 Moxa China Shanghai office Toll free 800 820 5036 Tel 486 21 5258 9955 Fax 86 10 6872 3958 Moxa Asia Pacific Tel 886 2 8919 1230 Fax 886 2 8919 1231 About This Guide This section discusses the audience objectives and organization of the CN2100 Async Server User s Manual Document Objective and Usage This manual guides you through the preparation installation configuration and troubleshooting of MOXA Async Server on Windows NT Audience This publication is designed for persons who need to install Moxa Async Server including users maintaining NT system with serial applications software programmers designing programs for data communication administrators maintaining Async Server for multi users For programmers this publication is to be used along with the Moxa PComm manual Note If you are multiport serial board user and want to use same functions on Async Serve please read Chapter 1 2 and 3 for installation If you are advanced users and like to enjoy more benefits from Async Server please read Chapter 1 2 and 4 If you like to customize Async Server for special functions such as WAN connection and backup r
43. ess all program to disk A 2 tar xvf printer tar Z Uncompress printer tar Z to printer 3 make f sco_unix mak compile link 4 mknod dev iopl p make printer node 5 chown lp dev iopl set it to printer 6 chmod 600 dev iopl set it rw to me only 7 usr lib lpadmin pLaserl v dev iopl set printer name 8 asprint dev iopl CN2X00 IP address 2048 amp execute asprint for Group 01 9 usr lib accept Laserl accept printer Laserl 10 enable Laserl enable printer Laserl 11 lp dLaserl file_name print file to Laserl 8 4 Async Server User s Manual Under SOLARIS X86 1 etc init d volmgt stop Set free the occupied Floppy disk 2 tar dev fd0 disk 3 tar xvf printer tar Z to printer 4 make f sola_x86 mak 5 Oo o N o mknod dev iopl p chown lp dev iopl fchmod 600 dev iopl flpadmin pLaserl v dev iopl f asprint dev iopl CN2X00 IP Uncompress all program to Uncompress printer tar Z compile link make printer node set it to printer set it rw to me only set printer name address 2048 amp execute asprint for Group 01 10 f asprint dev iopl execute asprint for Group 01 deli CN2X00 IP address flpr PLaserl file _name print file to Laserl 0 accept Laserl accept printer Laserl 1 enable Laserl enable printer Laserl 4 lp d
44. field defines the erase character key When this key is typed a telnet EC command will be sent to the remote host There is no default erase character key 4 2 Async Server User s Manual Break This field defines the break key If this key is typed the telnet BREAK signal will be sent to the remote host There is no default break key Interrupt This interrupt key is used to interrupt the remote process within a connection It attempts to cause an immediate termination of the current process like Ctrl C does on a local terminal Auto link protocol This field specifies the type to connect to a host automatically Press Enter to choose Telnet or Rlogin protocol If set to none then users have to choose the protocol themselves when making a connection Telnet TCP Port This field specifies the TCP port which will be used to attach to a network host Default TCP port number is 23 Primary host IP This field if specified designates a permanent host to which the terminal will always be connected Enter the host s IP address the host s name defined in the Host table or the host s name defined in domain name server Secondary host IP This field if specified designates a secondary host to be connected when the terminal fails to connect the primary host Enter the host s IP address or the host s name defined in domain name server Auto login prompt This field designates the keyword for checking the login prompt before send out the u
45. g Group TCP port number 2048 Once there is a printer reguest made to this group the CN2100 will select a first free printer and dump to it Parallel Printer The CN2100 Supports Remote Line Printing RLP capability which allow UNIX system machines on a network to send print jobs to the parallel printer connected on the CN2100 The UNIX systems must be either a BSD system or its derivatives or any other system that supports RLP Refer to your UNIX Administrator s manual for how to install the RLP on the host For more info please refer to FAO on www moxa com tw The CN2100 parallel printer port is always ready for service once you have correctly hooked the printer If your host machine does not support RLP an alternative is providing Set up the parallel printer on the host machine similar to the way to set up serial printer but with TCP port number 2080 Networked Printers 8 7 9 Reverse Telnet The CN2100 Async Server provides reverse telnet ability on any or all of its physical ports This chapter explains how to set up the CN2100 to do so Reverse Telnet gives the network user the ability to connect to a machine that is not connected to Ethernet network Windows NT Moxa Async Server RS 232 Figure 9 1 In the figure above there is a host machine Host1 and the CN2100 attached to the Ethernet network Two other host machines Host2 amp Host3 are connected via serial lines to ports on the CN2100 How can H
46. ice When you are sure this application is fit for your need you also have to know how PPP SLIP or Terminal works Those protocols make Remote Dial in function of Moxa CN2100 Async Server work Please refer to Chapter 5 for PPP SLIP and Chapter 6 for Terminal settings Moxa CN2100 Async Server also provides static routing if you are considering to setup an async router and the data is routed from LAN to LAN The detailed description and settings is also in Chapter 5 Introduction 1 1 TCP IP Router A PC E e PC as Notebook Modem Router PC PC Figure 1 1 Terminal Access If you are main frame based computing you must use many terminals to access the data in central system like Figure 1 2 Of course cashiers in Point Of Sale system terminals in stock exchange offices or travel agencies to ATM machines in banking system can use the reliable solution provided by Moxa CN2100 Async Server In this kind of application Telnet protocol is necessary to be offered Since the architecture is what you want we recommend you to refer to Chapter 4 for the relevant settings and detailed description of Terminal operation mode You do need it TCP IP Windows NT Moxa Async Server RS 232 Ag Terminal Figure 1 2 1 2 Async Server User s Manual Reverse Telnet You must be wondering how come Moxa CN2100 Async Server offerssuch a function Reverse Telnet and what Reverse Telnet
47. igure The CN2100 provides 16 or 8 RJ 45 async ports Please refer to the Appendix B for pin assignment and cable wiring You may order Moxa if you need extra cables Table 1 1 describes the indicators on the front panel Red On when the AC power is on and CN2100 is ready S1 Yellow Used for special function for example CN2100 would be fleshing when Windows NT real COM port driver was driven normally and yov d like to locate CN2100 Otherwise it would be on when system abnormalizes Blinking when data being transmitted to the Ethernet interface Blinking when data being received from the Ethernet interface Introduction 1 7 Figure 1 3 shows the rear panel of the CN2100 Async Ports amp o am Figure 1 3 Console Port The RJ 45 console port provides access to the CN2100 CONSOLE utility Please refer to Appendix B for pin assignment and cable wiring Network Interface The CN2100 has the ability of auto sensing two network interface ports connecting to LAN e 10Base2 Ethernet port with a BNC connector e__ 10BaseT Ethernet port with a RJ45 connector S D Note only one interface can be used at a time Printer Port The CN2100 supports one parallel Centronics printer port with 25 pin female connector Power Switch The power switch allows you to disconnect AC power without disconnecting power cord Power Selector The CN2100 automatically selects the operational voltage range It supports 90 to 260V
48. ing packets from local side made by ping O SEchoRply The receiving packets responding from local side made by ping The UDP statistics O Received The packets of UDP datagrams delivered to UDP users O ErrPorts The packets of received UDP datagrams for which there was no application at the destination ports O ErrHeader The packets of received UDP datagrams that would not be delivered for reasons rather than the lack of an application at the destination port O Sent The packets of UDP datagrams sent form this entity Administrative Utilities 11 5 The TCP statistics Ll Ll Received The total packets of segments received including those receive in error ErrHeader The packets of segments received in error e g band TCP checksums CurrEstab The counter of TCP connections for which the current state is either ESTABLISHED or CLOSE WAIT Errorport The packets of received TCP datagrams for which there was no application at the destination ports Opens The packets of TCP connections have made a direct transition including all state e g t SYNC sent CLOSED SYNC RCBD LISTEN SYNC_RCVD Sent The total packets of segements sent including those on current connections ReSent The packets of segments retransmitted That is the number of TCP segments transmitted containing one or more previously transmitted octets 11 6 Async Server User s Manual Choosing Monitor Async let you know the
49. ing two networks via a PPP link Using the PPP link you can connect a host to the network without requiring special hardware or multiplex data between two distant networks The following information shows a way of routing traffic from any node on network 132 147 10 0 to any node on network 132 147 160 0 via PPP link constructed in Figure 5 1 To realize this the routing table of each network node ought to look like PPP and SLIP Operations 5 1 Host 1 Gateway Destination Netmask Metric 132 147 160 10 132 147 10 0 255 255 255 0 2 CN2100 Gateway Destination Netmask Metric 132 147 5 2 132 147 10 0 255 255 255 0 2 S D Note You must enter the routing entry into the CN2100 Route section in Configure menu manually Host 2 Gateway Destination Netmask Metric 132 147 10 8 132 147 160 0 255 255 255 0 2 Host 3 Gateway Destination Netmask Metric 132 147 5 1 132 147 5 2 255 255 255 255 1 132 147 5 2 132 147 160 0 255 255 255 0 2 At Configure OP_mode the PPP mode means a leased line connection while the PPPD PPP Daemon mode stands for dial in dial out active connection link The following figure shows detailed settings for PPP Note that PPP and PPPD have the same settings Furthermore specified Source IP address in Configure OP_mode Description more setting can be used as CN2100 s gateway to Destination 132 147 10 0 via PPP link in this example Network 132 147 160 0 TCP IP ie CN2100 132 147 160 10 ia
50. its 1 1 5 2 and make a choice Configuration 3 9 Parity Specify the parity of the async line Press Enter to list the available parity type none odd even and make a choice TxFIFO Enable the FIFO of async line Default is yes You can change it as No upon your request RTS CTS Specify if you wish to apply hardware flow control over the async line If yes then the RTS and CTS control signals must be included in the cable wiring The other end e g terminal should enable RTS CTS flow control as well RTS CTS flow control is always recommended in order to prevent possible data loss XON XOFF Specify if you wish to apply software flow control over the async line If yes then the other end terminal for example should also enable XON XOFF flow control S D Note If the async line is configured as a PPP SLIP or TERM_BIN mode then the XON XOFF flow control must be set to no Otherwise the XON or XOFF control code may interfere the communication Discon Ctrl Specify the line disconnection condition If DCD off selected the line will be automatically disconnected when DCD signal goes off 3 10 Async Server User s Manual 3 5 OP_mode Figure 3 7 shows you port operation modes that CN2100 offered For the detailed settings in different operation modes you may see Chapter 4 to Chapter 10 for your reference Be aware that all ports on CN2100 can be set to different OP_mode Line Route Server Bost He
51. k case 38400 baud D IOCTL B38400 break case 57600 baud D IOCTL B57600 break case 115200 baud D IOCTL B115200 break Async Server Proprietary Protocol 7 7 case 230400 baud D_IOCTL_B230400 break case 460800 baud D_IOCTL_B460800 break default printf invalide baud rate d n baud exit 0 else baud D_IOCTL_B9600 if argc gt 3 printf nport d s n 8 1 no RTS CTS flow control n n port argv 3 else printf Anport d 9600 n 8 1 no RTS CTS flow control n n port printf Press any key to continue n i getchar if fd_cmd sio_copen des sin_addr s_addr port FAIL printf nCommand port d open fail port Mode may wrong n port printf nRe examine the port Mode from cn2000 CONSOLE n exit 0 else printf Command port 2d opened OK cmd d n port fd_cmd if sio_reset fd_cmd FAIL printf Port reset error n exit 0 else printf Port reset OK n 7 8 Async Server User s Manual if sio ioctl fd cmd baud D IOCTL BIT8 D_IOCTL_STOP1 D IOCTL NONE FAIL printf Port ioctl error n exit 0 else printf Port ioctl OK n if sio_flowctrl fd_cmd D_FCTRL_CTS_NO D_FCTRL_RTS_NO D_FCTRL_TXXON_YES D_FCTRL_RXXON_YES FAIL printf Port flow control error n exit 0 k else printf Port flow control OK n if sio_flush fd_cmd D_FLUSH_ALLBUFFER FA
52. k based on the security data base maintained on the RADIUS server described on Configure Server menu When a user wish to access to the Async Server via this port he is requested to supply user name and password the Async Server will then check with the RADIUS server to validate the supplied user name and password To accomplish this the RADIUS server IP address on Configure Server menu must be correctly specified Also running a security software on the RADIUS server is necessary Local password The access password of this port This password is only valid when the Authentication type is set to local Enter the ASCII text password with size up to 16 bytes TCP alive check time Specify the time slice for checking whether TCP connection still established 1 99 minutes can be set If there is no response from the connected host in the time you specified CN2100 will reset this port The original connection will be disconnected 4 4 Async Server User s Manual 4 2 Binary terminal mode The reason for naming Binary terminal mode is because the port operation will keep transparent transmission of data from 0x00 to OxFF That is the port will not interface any single byte coming in and out and no data for control key will be ruled out except Quit key This mode is suitable for those applications that need protocol transmission For example file transfer with X MODEM or ZMODEM etc Thus the mode supports only one terminal session
53. llo Default Psreacters Exaninenodify the operation node of async ports Keden Quit Port 8 Enable yes yes yes yes yes yes yes lt a Dw Noge ASFP ASFP ACFP ASFP ASPP ASP ASFP ASPP ASPP amp SPP ASPP ASPP ASFP ASFP ASPP ASFP TERM _ Sc TERH_EIN ACPP PRINTER SLIP SLIPD PPP PFPD RTELNET DYNRHIC Async Async sync tion acre setting err Server Server Server Server Servar Server Server Server Server Server Server Server Server Proprietery Proprietary Proprietary Proprietery Propristary Proprietary Proprietsry Propristary Proprietary Proprietery er Proprietary Proprietary Proprietery Propristary Proprietary Proprietary Figure 3 7 Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Protocol Configuration 3 11 3 6 Route Figure 3 8 shows the routing table CN2100 supported HouaServer V1 33 Server Bost line OF node ARM Yello Defeult Persaeters Mcden Quit Exaninenodifty the routing table Entry G teray Destination Bstaask 0i 492 168 127 101 192 168 205 0 255 256 255 02 Pet 03 i Jt IE 04 05 lf T E 06 34 FAT 0 f ll oa J 1 Hei 03 J I 10 11 l i Tal TE 12 1 Pee F 13 lt ESE 14 l 15 i 1c 16 1 Figure 3 8
54. lso running a security software on the RADIUS server is necessary Local password The access password of this port This password is only valid when the Authentication type is set to local Enter the ASCII text password with size up to 16 bytes TCP alive check time Specify the time slice for checking whether TCP connection still established 1 99 minutes can be set If there is no response from the connected host in the time you specified CN2100 will reset this port The original connection will be disconnected Terminal Mode Operations 4 7 D PPP and SLIP Operations This chapter describes the CN2100 s implementation for transmitting data over serial point to point links Point to Point Protocol PPP and Serial Line Internet Protocol SLIP In case your application happened to be the same as Figure 1 1 for Remote Dial in or Multi Point Routing like what we talked in Chapter 1 PPP and SLIP are the right operation modes you have to specify on those async ports in Moxa CN2100 Async Server 5 1 Point to Point Protocol PPP PPP the most popular protocols used in today s Internet connection enables you to send datagrams across a serial line or telephone data circuits PPP s features lists as below o Built in error detection of transmission data O Dynamic connects and disconnects service to reduce phone line costs during inactive time oO Security check Password Authentication Protocol PAP Connect
55. n between two hosts Using the SLIP link you can connect a host to the network without reguiring special hardware or multiplex data between two distant networks The CN2100 also supports Compressed SLIP CSLIP The following lists the options for setting up a SLIP link e You can attach a host to a CN2100 async port Using the SLIP as the network interface the host becomes a node on the network e You can use SLIP to connect two separate networks routing data from one network to the other over the SLIP link For best performance yov d better set the line speed to as high as possible when using a SLIP link for retrieving files from a host Compressed SLIP The Compressed SLIP compresses the TCP IP headers of SLIP protocol from 40 bytes to as few as three bytes and hence the name This technique improves the overall throughput because of smaller packets SLIP Configuration When setting up the CN2100 SLIP link some rules must be followed e Since the SLIP is an 8 bit protocol the async port should be set as 8 data bits I stop bit and no parity The XON XOFF control must be disabled as well For leased line if the async port s OP_mode is set to SLIP you must specify IP addresses of both ends of the SLIP link e__ For dial in line if the async port s OP mode is set to SLIPD the local site s IP address must be specified while the remote site s may be UN specified If the remote site s IP is not assigned the
56. n your RADIUS server software while making the choice Moreover the UDP port 3 6 Async Server User s Manual number of Moxa RADIUS Server utility is fixed at 1645 Enable RADIUS accounting This field will set as yes as default If your RADIUS Server didn t offer this kind of function please set it as No Domain server IP address This field specifies the IP address of the Domain Name Server If you use domain name like www moxa com tw in any kind of application we strongly recommend you to specify your Domain Name Server IP on your LAN here SNMP community name The SNMP community name is a way to guarantee minimal security for SNMP communication Only the SNMP stations with the same community name can access to the SNMP agents like Async Server Enter the community name with no more than 16 ASCII characters The default name is public SNMP trap server IP address This field specifies the IP address of the SNMP trap server The Async Server will report to the SNMP trap server each time when it restarts the unit You may skip this if no SNMP is needed Ethernet cable type The interface is set as Auto as default Because CN2100 will auto sense your ethernet cable type when you turn it on If you are certain about your connection please select the specific one to save system starting time Ethernet address This field contains the hardware Ethernet address Modification of this field is not allowed Cons
57. net Terminals cannot be connected directly to an Ethernet network and instead must be attached directly to a host computer or an async server like the CN2100 You can consider the CN2100 as a simple host computer that is dedicated to allowing terminal or other aysnc devices to be attached Network addresses All machines in an Ethernet network need a pair of addressees so that all of them have a unique identification These addresses are refereed to as Ethernet and IP addresses The Ethernet address consists of 12 hex digit number used to uniquely identify the machine within the whole Ethernet world This number is set up by the manufacturer and would typically look like 00 34 30 34 00 1D The IP address should be also unique in a network The IP address is not necessary world wide unique but you just be careful to make sure that all machines connected to the same Ethernet have different IP address is 32 bit number appeared in a dotted notation and should look like this 132 147 160 10 TCP IP and Internet Network C 1 The IP address can be further broken down into two parts a network id addresses and a host id address There are three classes of networks and one reserved class of network which can be represented by the 32 bit IP address These three classes are referred to as classes A B and C addresses Looking at the first part can identify the class of network an in the following example of an IP address Suppose the general IP
58. number It s depend on the GROUP you set Group01 2048 Group02 2049 Group 16 2063 Networked Printers 8 3 To add another printer repeats the above procedures using another physical port The printer group could be any one out of the 16 groups If there are more than one printer belongs to the same group and port is busy in printing CN2100 will transfer the connecting printing request to port 2 or 3 So users can print his report immediately if one of port 1 2 3 is idle After accomplishing the above steps restart the CN2100 by way of Restart System from CONSOLE main menu The CN2100 will now be listening on TCP port number 2048 Group for incoming connection Any data received on that connection will be redirected to the printer connected to port 1 Setting up the host machine To allow the host machine to send print job to the CN2100 the printer utility asprint must be used The asprint utility consists of two files asprint c and asprint mak which are able to be found in the printer directory after uncompressed the tar format software diskette and the printer tar Z Note that you may need to tailor the source file as the source is originally developed under SCO UNIX SOLARIS or LINUX The setting is different For example SCO UNIX will need to link a library called libnls a in Solaries this library call libnsl a while in Venix its name is libnsl_s a Under SCO UNIX l tar dev fd0 Uncompr
59. ole password You may or may not specify the password for the CONSOLE utility If you specified the password you would need to enter the password before getting into the CONSOLE utility The console password is strongly recommended to highly keep in mind or write down in your note If you accidentally lose it you can only contact Moxa Technical Support for help D Note Save your console password in a safe place as soon as you set the password Configuration 3 7 3 3 Host The host table is designed for editing the frequently referred host names and their corresponding IP addresses The advantage is that you can easily refer to a host by its name instead of the cumbersome IP address The host table can hold up to 16 Host name Host IP address entries as seen in the Figure 3 5 BosaSerwer 71 33 OKF RE HEKI Server WERS 1in2 OP_sode Route Hello Defeult Perasster s Noden Quit Exaninesodify the host table Entry Host nane Hcet IP address i i uz 03 04 aS E 1 06 1 0 ae 13 10 11 12 I 13 C J 1 14 15 16 Figure 3 5 The following message is the detail description for each element under Host Host name This field contains the memorizable name of a host Host IP address This field specifies the IP address of the host 3 8 Async Server User s Manual 3 4 Line The Figure 3 6 is about each async Line s configuration su
60. ost1 access Host2 and Host3 which are not on the LAN but attached to Moxa CN2100 Async Server That s the main function of Reverse Telnet that follows TELNET protocol Now we will give you more detailed description about how it works Reverse Telnet 9 1 As defined under TCP IP protocol TCP incorporate abstract objects called ports that identify the ultimate destination within a machine Each port is assigned an integer used to identify it The port number assignments are local to a given machine and unique within that machine the ultimate destination for TCP traffic is uniquely specified by giving both a destination host Internet address as well as a TCP port number on that host For example the Reserved TCP port number for TELNET program is 23 When you use TELNET program to connect a LAN host it must look like telnet host_IP_address Because TCP port number 23 is reserved for TELNET you don t have to enter it behind host s IP address like telnet host_IP_address 23 Moxa offers Reverse Telnet function to make you use TELNET program to connect devices attached to Moxa Async Server like you connect a LAN host if you setup each port s OP_mode to Rtelnet You just use TELNET program to connect CN2100 s IP address with TCP port number you set for this port so that you can do it in the same way like telnet CN2100_ IP_address TCP port number If you d like to give the device or host an individual IP and specific TCP port number
61. ou know the current active PPP situation KosaServer 71 33 MONITOR NEKI line Network syno Routing PE t Trece Quit Traca FFP protocol conneot nessages TRACE PORTs 01 02 PO1 state IFCP Opened PO2 state LCP Stoppsi Figure 11 5 PPP Trace this will show you the current selected PPP PPPD ports connecting transmit receive PPP protocol messages and PPP state Administrative Utilities 11 9 11 2 The Diagnose function Selecting Diagnose allow you to test async ports Ethernet controller and printer port This diagnosis includes 1 async ports controller internal loopbak test 2 Ethernet controller internal and external loopback test and 3 printer port test The following figure is for example NonaServer V1 33 HAIR HEKI Configure Monitor EEEE Restsrt Ping Upgrsde Exit Loopback test and salf diagnose asynchronous port controller test UU rt loopback test OK Asvnchronoue Ethernet port contraller test OK Ethernet port internal loopbsck test OK Ethernet port external loopback test OK Send dats to printer port Printer not resdy ESC restert the svzsten Enter test ssein_ Figure11 6 If the Ethernet controller or internal loopback test fails it means the Ethernet controller hardware malfunctioned Should the external test fail chances are that the Ethernet cable or terminator is not properly installed If so make sure the Ethernet cable and terminators are well installed Another
62. outing read Chapter 1 2 and 5 If you need shared server installed on your network read Chapter 4 Document Organization The major sections of this publication are as follows Chapter 1 Introduction general introduction about the CN2100 application types including the time to use what kind of operation mode offered by Moxa and its features specifications Chapter 2 Installation describes how hardware to be installed and the initial setup Chapter 3 Configuration describes how to configure the CN2100 and the detailed description for the relevant tool Chapter 4 Terminal Mode depicts the terminal operation mode and its facilities telnet rlogin and the description of detailed settings Chapter 5 Integrated SLIP and PPP Operations describes the SLIP and PPP operations and the description of detailed settings Chapter 6 Integrated Dynamic Operations states the Triple Dynamic operation modeand the description of detailed settings Chapter 7 Async Server Proprietary Protocol explains how to write the program to control the async ports from a network host and the description of detailed settings Chapter 8 Networked Printers provides information on how to setup networked printers and the description of detailed settings Chapter 9 Reverse Telnet describes how to use the Reverse Telnet function and the description of detailed settings Chapter 10 Transparent RAW Data Transmission illustrates ho
63. p In this command asprint is running as a daenom dev iopl is the device name that spooler is writing to CN2100 is the host name of the CN2100 as defined in etc hosts or its IP address 2048 is the TCP port number Group01 of the printer ports on the CN2100 Make Laser 1 to accept print reguest and enable it usr lib accept laserl f enable laserl 8 6 Async Server User s Manual This may be different on your systems If so the system manual should be consulted You should now be able to send the print job to the CN2100 by using command similar to the following flp dLaserl My_Print_File 7 To set up another printer with different group in other words different TCP port number repeat the above steps with different printer name different named pipe and associated TCP port number For the rest of the same group printers it is not necessary to go through these steps again Because all prints in the same group will be treated as a hunt group See next section Hunt groups A hunt group consists of a group of similar printers which all accessed from a single spooler The data will be printed on the first free printer of the group Taking Figure 8 1 as an example if printer Printer 1 and Printer 2 are identical and arranged in the same group the Configure Line menu would be set up as described previously however in the Configure OP_mode menu each would be set to listen on the same TCP port number e
64. pecified IP of this port Many applications need such a setting to reach device s fixed IP and use the basic telnet TCP port 23 When it is left blank CN2100 will specified its own IP for it meantime you also have to modify your TCP port number to prevent from TCP port collision Destination IP Address This is assigned as a host IP on the LAN If you fill an IP address in it that means only the specified IP host can access to the port If not all hosts on the network can access this port Reverse Telnet 9 3 Inactive Time This setting made automatic disconnection take effect after no data transfer between two ends during the period you defined in this item You can press Enter to select a time limit from a scroll bar That also means no disconnection will be made if you set it as Om item TCP alive check Define whether MOXA CN2100 automatically detect TCP connection still existed or not When it was set 0 Moxa CN2100 will not detect the TCP connection existed or failed The numeric can be modified from 1 to 99 and the unit is minute Please pay attention to the number you set is the time slice you would like Moxa CN2100 reset the port when Moxa CN2100 detects TCP connection doesn t exist any more Back to figure 9 1 to allow Host user to access to Host2 or Host3 the serial ports of the CN2100 must be set as RTELNET mode refer to the figure above then choose the port which links to the target machine From the
65. rver configuration The type of MENU you are under now select _ E previous nenu Fl Ctrl R hel Available function under Configure menu Figure 3 2 NcxeSerwer V1 33 REED h Line OFPomode Route Hello Defeult Psreaster Hoden Quit Exaninenodify ssync server confisuration_ Now you are under Configure menu Figure 3 3 After the configuration is completed please make sure to save it first Then restart the CN2100 to take effect the configuration Otherwise all your modifications will 3 4 Async Server User s Manual be lost when CN2100 s switch is turned off Of course you can immediately restart your system after modifying the parameters for a temporary test 3 2 Server After hitting lt Enter gt key to select the Server function you may start configuring the CN2100 server information like below Noxa Server L 33 server nave rver location rver IP addres rver IP netasek JS server P RADIUS key UDP port 1 1645 2 ATING YES Enable RADIUS acco Donain server IP address Donain server 2 P address SNEP connunjt nane public SNMP trap server IP address Ethernet cable type Auto Prees Enter to select Ethernet address 00 90 E6 01 3 8 Ethernet P forwarding no TCP retrananigsion timeout Console passvord Figure 3 4 The following message is the detailed description for each element under Server Async Server name This field
66. s 09 yes 10 yma 11 yes 12 yes 1 yes 14 yma 15 yes 16__ yes Kode Rab RAU RAU R U Rav RAU RAY R amp U RAU RAU RAU R amp U RAU RAU RAY R amp U TCP part Sour Destinstion IP sddr te Purs Pure Pure Pure Pure Pure Pure Pure Pure Pure Insctivity tine TCP alive check tine tav rsv Trav rad rev rsv rau Trav rew Isv IP address On 1 ninutes cyst nods dsts nod data node data node ete nods dsts nos 1 dasta node data nade dsts nods dsts node Figure 10 1 The detailed description for each element in RAW mode please refer to RTelnet Transparent RAW Data Transmission 0 1 RAW operation mode is usually used in the same architecture as RTelnet or ASPP But there is a definite difference with protocol or not between them For more detailed information please refer to Chapter 7 9 RAW operation is also used for Moxa Fixed TTY program Please see Appendix F for your reference 10 2 Async Server User s Manual ll Administrative Utilities This chapter describes the various administrative functions provided by the CN2100 11 1 The Monitor function From the main menu Monitor item you can monitor the async lines usage and the status of the Ethernet interface Choosing Monitor Line like the following figure to let you know the usage of each async line Amyn
67. ser name while the auto login function is activated If you erase this prompt to blank the auto login function is disabled Password prompt This field designates the keyword for checking the password prompt before send out password If you erase this prompt to blank the auto password login function is disabled Login user name This field designates the user name sent to connected host for auto login If this field is a blank the auto login function is disabled Login password This field designates the password sent to the connected host If this field is a blank the password has to be hit when connected to host Terminal Mode Operations 4 3 Terminal type The terminal type is sent to the remote host after the user logs into network host successfully This is available as the TERM environment variable Inactivity time The terminal session will be disconnected after Time out minutes of inactivity Press Enter to list the available time out time 0m means no time out restriction Authentication type The Async Server offers three types of security check when a user make a connection to it before go to network hosts none No security check Every user can freely access to the Async Server via this port local Security check based on this port s local password specified at next field Local password User must supply the correct password of the port before he can access to the Async Server server Security chec
68. shows the current approx characters per second transmit rate RXAvg shows the current approx characters per second receiving rate DTR shows the currect DTR status RTS shows the currect RTS status CTS shows the currect CTS status DCD shows the currect DCD status Administrative Utilities 11 7 Choosing Monitor Routing let you know the current active routing table of CN2100 osaServer 71 33 KON TTOR NEKI PEP Trecre Quit Itaca Destination Gatevay peeoi 192 169 205 0 192 1698 5109 192 16 132 168 127 8103 192 192 168 pprell 192 192 168 pppli 1932 132 168 12 eth 192 192 168 lc01 192 loi 192 16 27 254 c Flag Ves UT 0 DH U WH 0 DH 0 VX 0 U 466 UE 0 WH Figure 11 4 The following message is the description of each column for routing table Iface name of the physical network interface Destination network or machine to which the route allows you to connect Gateway address of the gateway you configued for this route If you are directly connected this is a local address Otherwise it is the address of the machine through which packets must be routed Netmask network mask pattern of this interface Metric the number of hops to the destination Flags state of the route Valid states are U up D down G aroute to a gateway H aroute to a host T setting in route table Use currect number of packets sent using this route 11 8 Async Server User s Manual Choosing Monitor PPP Trace let y
69. state of the async ports flow If you have great amout of data want to transmit through PPP PPPD you can use 2 or 3 or 4 or 16 PPP PPPD line for data TX RX For instance we can use port 3 as PPP PPPD to speed up data TX RX The following message is the description of each column under Async status It will show you all asynchronous ports current status HoxsServar V1 33 MORITOR HEKI Line Network ERR Routing PPP Treace Quit Hcnitor ssenchrcnous port line status Port TETotelCnt ReTotalCnt TXBuf RXBut TX vg RXAvg DTR RTS DSR CTS DCD Ul 1835 63483 D U U 0 CN ON ON ON OFF 02 32 a i 0 0 0 OH ON OFF OFF OFF 03 o a D 0 0 0 CN ON OFF OFF OFF oe 33 o D U U 0 OM ON OFF OFF OFF 05 8 a 144 0 0 0 DW ON OFF OFF OFF OR 6 a id4 0 0 0 OM ON OFF OFF OFF 0 1 a 12 U U 0 UN ON OFF OFF OFF ob O p D 0 0 D OFF OFF OFF OFF OFF oo o 9 D 0 0 0 OFF OFF OFF OFF OFF 10 0 a 0 U U 0 OFF OFF OFF OFF OFF 11 0 n 0 0 0 OFF OFF OFF OFF OFF 12 0 a D 0 0 0 OFF OFF OFF OFF OFF 13 0 a i 0 0 0 OFF OFF OFE OFF OFF 14 0 a 0 0 0 0 OFF OFF OFF OFF OFF 15 0 a a 0 0 0 OFF OFF OFF OFF OFF 16 0 o i U U 0 OFF OFF OFF OFF OFF _ Figure 11 3 The following message is the detail description of each column for Monitor Async TXTotalCnt shows total transmited characters RXTotalCnt shows total received characters TXBuf shows the queued data bytes in the transmit raw buffer RXBuf shows the received data bytes in the receiving raw buffer TXAvg
70. stem will show you the warning message to confirm your decision BozsaServer 1 33 RESTART HENI EAEN Asvnchroncus port Quit tart the Async Server Restart svstex vill Enter continue Figure 3 10 So far you ve finished the basic settings of CN2100 3 14 Async Server User s Manual A Terminal Mode O perations Users can hook up terminals to the CN2100 aysnc ports then login to any TCP IP host in the network via telnet or rlogin protocol In this case the CN2100 acts as a terminal server This chapter describes the terminal modes that CN2100 supports ASCII terminal mode and Binary terminal mode 4 1 ASCII terminal mode For all charters control you may select ASCII terminal mode Each async port with ASCII terminal mode TERM_ASCII supports four independent terminal sessions You can switch among these sessions by pressing the pre defined hot key If the Configure Hello is enabled the greeting message will be displayed automatically each time your terminal connects to the CN2100 The following figure and description shows the detailed settings of TERM ASCII Terminal Mode Operations 4 1 BosaSerwer 71 33 ONE RE HEI Server Host line MEES Ft Emamime wodity the operation Key Mapping Change Sessicn T Quit E a Erese line t Ii Port Enable Heds Eraes character a1 yes TERM ASC Break E 3 02
71. tAddr icmpOutEchos ipAdEntIfIndex icmpOutEchoReps ifSpecific ipAdEntBcastAddr icmpOutTimestampReps P Y ipAdEntReasmMaxSize icmpOutAddrMasks Po ifOutQLen ipAdEntNetMask icmpOutTimestamps E 2 Async Server User s Manual Neon e LC EU LILI poem HEN LLST HU EN O EU LIC S HULL HU SNMP MIB Definitions E 3 Appendix F M oxa Fixed TTY program When a terminal logs in a UNIX host from terminal server it is assigned a different pseudo tty every time Processes running by different terminals are difficult to distinguish and therefore increase the complexity for management To simplify management and enhance application based security Moxa Cn2100 provides fixed pseudo tty program MOXATTY a fixed pseudo tty with a pairs of devices master and slave enables UNIX applications to use serial ports on Moxa CN2100 via TCP IP network ass local serial ports In other words MOXATTY allows you to redirect UNIX tty devices to serial ports on Moxa CN2100 Compared to random pseudo tty in terminal or other applications MOXATTY makes you easy to pre define and redirect fixed pseudo tty to ports on Moxa CN2100 Moxa fixed tty program makes Moxa CN2100 perfect for UNIX security critical terminal access and transparent printer applications If you need this program for your application you can get it at the URL http www moxa com tw support download download php3 And its manual is at URL http Awww moxa com tw support doc
72. ta such as RADIUS information To solve this problem users can specify a network host that has hard disk as the RADIUS server With MOXA supplied software the RADIUS server can cooperate with the Async Server to do the authentication check and to record the user s activity This field contains the IP address of the RADIUS server If you are setting up a network host as the RADIUS server then this field must be filled MOXA provides the necessary software at the enclosed software diskette to function the security and accounting task on UNIX based platform Please also refer to the radius 2 2 read me file after uncompressed this radius 2 2 tar z for more information S D Note The RADIUS server and Async Server SHOULD be able to communicate with each other for example they ping successfully on each other RADIUS key RADIUS key is a shared key for RADIUS protocol If you get a RADIUS server you would have to create a password here UDP port 1 1645 2 1812 There are two choices for port numbers for RADIUS UDP port number The early deployment of RADIUS was done using the erroneously chosen port number 1645 which later conflicts with the RFC standard The officially assigned port number for RADIUS is 1812 That means the UDP port number for the newer RADIUS server software is 1812 But we recommend that 1645 is the first choice Many companies in industry still adopt 1645 as UDP port number in RADIUS server You can check UDP port number i
73. tivity Figure 11 2 Asyn Routing PPF Trace Quit ETHERNET Recsived 2294 Sent 332 PPF Received 191 Sent 19 RDiscerd 0 EzrSun 0 SDiscerd 0 IP Recsived 362 Sent 174 RDiscard 168 SNekoute O SDiscard D ErrBesder 0 Errfroto 0 Frr ddr D ICNP Recsived 19 Sent 22 REchoReg O SEchoReg 19 REchoRply 19 SE hoRply 0 UDP Received 3 Sent D Err Baader 0 ErrForte TCP Received 11i Sent 152 ErrBeeder 0 ErrPorts 0 ReSent 2 CurrEetab 1 Opens 0 Monitor Network Shows you the statistical value of various protocols ie PPP IP ICMP UDP TCP such as the number of total bad TCP checksum the number of total IP datagrams received etc The Ethernet statistics O Received The total packets of input datagrams received from Ethernet O Sent The total packets of output datagrams delivered to Ethernet The PPP statistics O Received The packets of PPP datagrams received from PPP serial lines Administrative Utilities 11 3 RDiscard The packets of input PPP datagrams for those who maybe or maybe not encounter some problems but somehow were discarded for lack of buffer space O O O ErrSum The packets for checksum error Sent The packets of PPP datagrams delivered to PPP serial lines SDiscard The packets of output PPP datagrams for those who maybe or maybe not encounter some problems but somehow were discarded bad ethernet connection The IP statistics Ll Ll Received The packets of inp
74. umentation documentation php3 Moxa Fixed TTY Program F 1
75. ut IP datagrams received from interfaces RDiscard The packets of input IP datagrams for those who maybe or maybe not encounter some problems but somehow were discarded for lack of buffer space ErrHeader The packets of input datagrams discarded due to errors in IP headers including bad checksum version number mismatch time to live exceeded etc SNoRoute The packets of input IP datagrams for those who car t find the correct route ErrProto The packets of locally addressed datagrams received successfully but discarded for not matching one of TCP UDP ICMP protocols offered by CN2100 Sent The packets of output IP datagrams which local IP user protocols including ICMP supplied to IP in reguests for transmission SDiscard The packets of output IP datagrams for those who maybe or maybe not encounter some problems but somehow were discarded e g fragment flag was set not properly ErrAddr The packets of input datagrams discarded because the IP address in their IP header s destination field was not a valid address to be received at this entity 11 4 Async Server User s Manual The ICMP statistics O Received The total packets of ICMP messages which the entity received O Sent The total packets of ICMP messages which the entity attempted to send REchoReg The receiving packets from remote side made by ping O REchoRply The receiving packets responding from remote side made by ping SEchoReg The receiv
76. vement and display might not work as expected Enter the console password and then select the terminal type if required You can find HyperTerminal application at Start Programs Accessories Communications Hyperterminal HyperTerminal in Windows 95 98 or at Start Programs Accessories Hyperterminal HyperTerminal in Windows NT When you use HyperTerminal please remember to set the port Speed at 19200 Parity None Data bit 8 and Stop bit 1 3 2 Async Server User s Manual 3 1 Window like CONSOLE The CN2100 provides a window like CONSOLE utility The utility is designed in such a way to provide easier and friendly human interface for configuration and administration A handy on line help is accessible almost anywhere during the configuration procedure You can always hit F1 or Ctrl R to bring the help message To give user an idea about the window like utility the figures 3 2 3 3 show a typical menu You can use arrow key or initial letter of each function to choose the desired function For example you will see the firmware version of Moxa CN2100 V1 xx at the top of the menu first of all Then you can move cursor to other function in figure 3 3 by press H for Host L for Line for example or locate cursor at Server position and hit Enter to configure server information Configuration 3 3 Yoniter Diagnose Restart Ping Upgrade Exit Exanine nadify async se
77. w transparent RAW data transmission work and its configurations Chapter 11 Administrative Utilities narrates the useful administrative tools and the detailed description Appendix A Troubleshooting lists the common error condition and its reason as well as the possible solutions Appendix B Pin Assignment and Cable Wiring provides the port pin assignment and cables wiring Appendix C TCP IP and Internet Network simple introduction to TCP IP and networks Appendix D Domain Name Service describes the Domain Name Service Appendix E SNMP MIB Definitions lists of the supported SNMP groups Appendix F Moxa Fixed TTY Program advises users what moxatty means and where to get it and its manual Table of Contents CHAPTER 1 INTRODUCTION csssssssssscsesssssssssssssssssssesessssesssssesssssesesscsesessssssesessssesnsoseess 1 1 1 OVERVTIEW TY en ceca YT RYNG a ean nade nae encode 1 1 D2 CHECKLISI an GA I GG NG staan 1 5 3 SYSTEM DESCRIPTION IG i rd ARY E satases c ubeosereievessaaness 1 5 LA VFEATURES nuu nu YG Miia SI DR DG DYW YI FD nen YCH 1 5 1 3 OUTLOOK GG Paitin NEDD enone ee teen es FF DYDD 1 7 CHAPTER 2 INSTALLATION 999992229299599292900009092909029009090090090090000000090909009009090900009090900009090909909 2 1 2 LA TTACHING TO THE NETWORK cscessseesesseseesesescescesescescecensesescescaeaceeceaeaeeecaeeaeeecaeeeeeees 2 2 ATTACHING CONSOLE TERMINAL D3 POWERUP Ei Y EE HI G
78. y doing the following command You may use the following make command to have makefile as mak offered after you uncompress the aspp tar Z work When you do it as following it will automatically compile and link for you make fas mak 7 10 Async Server User s Manual 9 Networked Printers The CN2100 Async Server has the ability to support networked printers It can connect up to 16 serial printers and one parallel Centronics printer simultaneously This section explains how this can work 8 1 Serial Printers When a serial printer is directly attached to a host the printer spooler output data to a device driver which in turn writes the data to the printer via RS 232 cable To be able to do network printing we must redirect the data into our own utility which will send the data across the network The provided utility on UNIX platform is asprint The following figure illustrates a simple network printing with three serial printers attached to the CN2100 and one UNIX host Networked Printers 8 1 TCP IP CN2100 bb gen Ny UNIX Host Printer 1 Printer 2 Laser Figure 8 1 In the figure above the CN2100 acts as a printer server that accepts print job from the UNIX host The following figure and instructions will show the user how to configure CN2100 and the host machine to allow host machine to access the remote printer Setting up the CN2100 To allow network printing the CN2100 should be
79. yss TERN ASC l Interrupt y yl pone 03 ves TERH ASC amp uto link protocol none BWER ag yes TERN ASC Telnet TCP port gad Riegin os yes TERM aSC Priasry host IP 192 166 06 yes TERM ASC Secondery hoet IP I ied 02 yma TERH_ASC Auto login proxpt agin oo yes TERM ASC Password proupt asswacrd 11 og yes TERM ASC login user nexe sl 1 10 yes TERM ASC Login passvord 11 11 yes TERM ASC Terninsl type anai 12 yss TERN ASC Imectivity tine 0a 13 yes TERM ASC Authentication type none 14 yee TERH_ASC Local pazavord is ves TERM ASC TCP alive check tine 1 ninutes l6 yes TERN SC me ee HN Y eer Figure 4 1 The following message is the detailed description of each element for TERM ASC Session Each terminal connected to a port with ASCII terminal mode will virtually have 4 sessions This field defines the hot key to switch to the next session in sequence The default hot key is a composite key of Ctrl and T character Ouit This field defines the Ouit key used to disconnect the link between the current terminal session amp the remote host The default key is a composite key of Ctrl and E character Erase line This field defines the erase line key When this key is typed a telnet EL command will be sent to the remote host There is no default erase line key Erase character This

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