RC001-NMS1 (REV.C) User Manual
Contents
1. RA SECOM 3 4 System Command Raisecom Technology Co Ltd 3 4 1 Basic System Command clear enable exit help history list quit terminal history lt 1 20 gt terminal time out lt 0 65535 gt disable logout reboot show version show terminal write 3 4 2 User Management Clear the screen Enter Privileged User Exec Back to last command exec or logout Display the help information of the system Display the historical commands List all the available commands under current exec Back to last command exec or logout Change the number of entries memorized by console Change the time of logout Back to initial exec from privileged user exec Logout Reboot the RC001 NMS1 Master module Display the system version information Display the operation information of system Save the current configuration information The system default user name raisecom and password raisecom can be used to enter the common exec Add a new user Step Command Description 1 user USERNAME password e USERNAME The user name PASSWORD e password The keyword e PASSWORD The password 2 user USERNAME privilege e USERNAME The user name lt 1 15 gt e privilege The keyword o lt 1 15 gt The user privilege 3 write Save the configuration information 4 show user Display the user information e 3 4 2 1 delete a user Command no user USERNAME Command Execution Echo You have no enough right t2. P The comments are the information that shall be input by the users RA SECOM Raisecom Technology Co Ltd raisecom c clear field go to previous field D quit boot device sngO processor number 0 host name host file name RC999 the file name that need to be downloaded inet on ethernet e 192 168 223 64 the IP address of this equipment inet on backplane b host inet h 192 168 223 98 the IP address of FTP server gateway inet g user u raisecom FTP user name ftp password pw blank use rsh 123 FTP password flags f 0x0 target name tn agent startup script s other 0 3 3 Guideline of Command Line Prompt 3 3 1 Command Line Prompt How to Access EXEC Description Prompt P By default j Users can display the E User name Common User basic information of the raisecom raisecom gt Exec terminal and display Password raisecom parameters Users can configure the o eee From common exec Privileged User basic information of the Command enable raisecom Exec equipment but not the Password raisecom operation parameters CONFIG Users can configure the a E From privileged exec i Configuration interface parameters of raisecom config Command config Exec RC001 NMS1 SNMP Users can configure the From CONFIG exec eomiguiation Command SNMP Exec SNMP parameters of RC001 NMS1 raisecom config SNMP
3. Ltd lt 0 11 gt time zone recurring hour lt 0 59 gt time zone offset minute Default The default time is Beijing local time which is eastern offset 8 hours Command format Privilege exec privileged user Usage Guide Explanation of command execution echo Set successtully Example Set the time offset direction to West Earth offset time is 5 hours and 40 minutes Raisecom clock timezone 5 40 3 5 2 6 Show system time Command show clock Command Execution Echo raisecom config show clock Current system time 05 23 2006 17 01 22 08 00 DST 3 5 2 7 Show summer time Command show clock summer time recurring Command Execution Echo raisecom show clock summer time recurring Current system time 06 06 2006 13 31 44 08 00 Summer time recurring Disable raisecom show clock summer time recurring Current system time 06 06 2006 14 01 04 08 00 DST Summer time recurring Enable Summer time start week 1 Tuesday June 12 00 Summer time end week 1 Tuesday June 15 00 Summer time Offset 30 min 3 5 3 Configure SNMP The configuration of SNMP shall be performed under SNMP configuration exec 3 5 3 1 Enter SNMP exec Command From CONFIG configuration exec snmp Command Execution Echo raisecom config SNMP amp 13 RA SECOM Raisecom Technology Co Ltd 3 5 3 2 Configure the community name Command snmp server community COMMUNITY ro rw Description Set the community read only or read wri
4. G 8 3 4 System GOMMAN rre anea ee aai S ea ea ene aiea Eaa 9 3 4 1 Basic System Command iiinn esensia ase raren die detent ween ed AEAT anaa 9 34 2 User Management i ceser aasan Eaa aaaea Ke a aaae ar TEER 9 3 5 Configuration of Network Management Functions 10 3 5 1 Configure the IP address iaaiaee aeaa aa kaa iaar ikada 10 3 5 2 Configure the Clock Time Zone and Summer Time cccceeeeeeeeeeeeeeeees 11 3 5 3 Configure SNMP sspsmstsisom anaoa aaae aaia a eaaa aeaa Raa 13 3 5 4 Configure SNTPR rreran aar aaee raa e EAE A TEE aa a A 16 Chapter 4 System Maintenance e rerereaaara nana racer 18 4 1 Maintenance Tasks n rs rrreeea araras ananaraaaenaan an anaannaaaa 18 4 2 Configuration Files Management rear 18 4 2 1 View the Information of Configuration Files 18 4 2 2 Save the Current Configuration errar 19 4 2 3 Delete the Configuration arena caeraaana 19 4 2 4 Export the Current Configuration rear 19 4 2 5 Import System Configuration seara aereas 20 4 3 Start File Management AGENT Program na 20 4 3 1 View the AGENT Program Information ra 20 4 3 2 Export the AGENT Program neanta ataandaa aa aiaiai 20 4 3 3 Import the AGENT Program AGENT Upgrade 21 RA SECOM Raisecom Technology Co Ltd C
5. ILENAME Description Mode privileged exec Function delete the current system configuration For Example raisecom del slotconf txt delete file slotconf txt successfully 4 2 4 Export the Current Configuration Command Upload startup config tftp ftp Description Mode privileged exec Function export the current configuration files to export storage through FTP or TFTP Other Parameter File name system txt hostconf txt slotconf txt system txt SNMP relevant information in AGENT including IP address of Trap port number system contact information system name location community string temperature threshold and alarm function status hostconf txt information about the AGENT including IP address subnet mask bit rate at Ethernet port duplex mode auto negotiation status and SNTP configuration information slotconf txt the configuration information of all the service modules in chassis For Example raisecom upload startup conf ftp Please input server IP Address 192 168 1 251 Please input FTP User name target Please input FTP Password target 19 RA SECOM Raisecom Technology Co Ltd Please input FTP Server File Name slotconf txt 4 2 5 Import System Configuration Command Download startup config tftp ftp Description Mode privileged exec Function import the configuration files from external storage to RC001 NMS1 through TFTP or FTP Other Parameters File name system txt hostconf txt s
6. RA SECOM RC001 NMS1 REV C User Manual Raisecom Technology Co Ltd 08 2005 RA SECOM Raisecom Technology Co Ltd CONTENTS Chapter 1 System OVGIWIOW dissiris ia a iadaaa ia aiaia RAEE 2 1 1 RC002 16 ChaSSIS veirias ana eeraa E Aea Ear EEE aaran 2 1 2 RC001 NMS1 Master Network Management Module 2 1 3 RC001 NMS2 Slave Network Management Module 3 1 4 AGENT Program ssiisistaraiscasdarisatoda ass dos dpivimaado fis ndeieb belles aueennebossiciccseenebevisiece 4 1 5 Network Management Platform and Network Element Manager 4 Chapter 2 Hardware Installation e rereeaaareea cane aaaaeranna 5 2 1 RC001 NMS1 Installation inanin naiaiae ania 5 2 2 RC001 NMS2 Installation eee 5 Chapter 3 AGENT Setup aineisiin eotea daner tirant aeiae asa os aan and UU liga don Era GO raida 6 3 1 General Connection erre eaeereenaaneeananareananarana nana 6 3 1 1 Management through Console Port ea 6 3 1 2 Remote Management through TELNET 6 3 2 BOOTROM GUMS lhes isisisi asas alee creed 6 3 3 Guideline of Command Line Prompt eee 7 3 3 1 Command Line Prompt osiinsa ace sied cic eveesceeraedavihonsetieatesbcees 7 3 3 2 Acquiring Help Information rrenan 8 3 3 3 Using the Historical Commands erraram 8 3 34 Editing Propere Sosedi Shee iia aE n EA aiana a aaa deian i
7. RA SECOM Raisecom Technology Co Ltd 3 3 2 Acquiring Help Information Command Function Description help Get a brief description of the system in Chinese or English Get a list of commands that begin with certain abbreviated command entry Specific String For example raisecom gt en enable Get the whole command For example Specific String lt Tab gt raisecom show ver lt TAB gt raisecom show version List all the available commands in the current exec For example raisecom List all the keywords and options of a certain command command and also brief help information raisecom show 3 3 3 Using the Historical Commands The system will keep 20 entries of historical command by default Users can set up the number of kept entries by the following command raisecom terminal history lt 0 20 gt The history command can used to display the historical command entry 3 3 4 Editing properties up arrow last command entry down arrow next command entry left arrow left move the cursor by one character right arrow right move the cursor by one character backspace delete the left character of cursor Ctrl d delete the right character of cursor Ctrl a move the cursor to the beginning of the line Ctrl e move the cursor to the end of the line Ctrl k delete all the characters on the right of the cursor Ctrl z exit to Privileged Exec for different non privileged execs
8. Technology Co Ltd STAUS link up AUTO enable Speed 100M Duplex FULL For Example raisecom config show eth 3 5 2 Configure the Clock Time Zone and Summer Time This should be done under CONFIG exec e 3 5 2 1 Enter CONFIG exec Command From Privileged User Exec config Command Execution Echo raisecom contig e 3 5 2 2 Configure the clock Command clock set Description Use clock set to change the date and time of system clock set lt 0 23 gt lt 0 59 gt lt 0 59 gt lt 2000 2099 gt lt 1 12 gt lt 1 31 gt Parameter e lt 0 23 gt hour e lt 0 59 gt minute e lt 0 59 gt second e lt 2000 2099 gt year e lt 1 12 gt month e lt 1 31 gt day Command Execution Echo System time changed successfully Current system time 06 06 2006 13 34 00 08 00 DST The command is executed successfully Current system time 06 06 2006 13 34 00 08 00 DST Indicate the configured time and day does not exist and display the current system time No 30th or 31th in Feb in leap year No 29th 30th or 31th in Feb No 31th in the month For Example RA SECOM Raisecom Technology Co Ltd Change the system date to September 30 2003 and time to 8 30 0 second rasecom clock set 8 30 0 2003930 e 3 5 2 3 Enable the summer time Command clock summer time Command Execution Echo Set successfully For Example raisecom clock summer time enable e 3 5 2 4 Start summer time Command clock summer ti
9. This port is used to connect the emulation terminal and perform the initial configuration installation The connection parameters are default ones of hyper terminal Baud rate 9600 data bit 8 parity bit none stop bit 1 data flow control none ETHER Ethernet port RJ45 This 10 100Mps auto sensing port is used to access the TCP IP management network and communicate with network management platform The straight through cable shall be used to connect with Switch and crossover cable to connect the host UPLNK cascade connection port RJ45 This RS 232 serial port is used to connect with other 3 chassis with RC001 NMS2 modules through serial lines Only the straight through cable can be used RC001 NMS1 can only be installed into the No O slot of RC002 16 chassis 2 2 RC001 NMS2 Installation There are 3 ports that are all cascade connection ports They can be used to connect with RC001 NMS1 master network management module through straight through line in order to increase the number of managed service modules A master network management module supports 3 slave network management modules 60 service modules at the most The connection topology is as follows Chassis Cascade Connection Topology 10 100M Ethernet port The 2nd Chassis with RCOO1 NMS2 Module The 1st Chassis with RCOO1 NWS1 Agent Module Console The 3rd Chassis with The 4th Chassis with RCOO1 NMS2 Module i RCOO1 NMS2 Module RA SECOM Raisecom Technolo
10. able Trap sink Target Address Target Port 1 0 0 0 0 162 2 0 0 0 0 162 3 0 0 0 0 162 4 0 0 0 0 162 5 0 0 0 0 162 6 0 0 0 0 162 7 0 0 0 0 162 8 0 0 0 0 162 3 5 4 Configure SNTP The system supports SNTP system net time protocol CLIENT to acquire the real time The relevant configuration shall be performed under CONFIG exec 3 5 4 1 Enter CONFIG exec Command From the privileged user exec config Command Execution Echo 16 RA SECOM Raisecom Technology Co Ltd raisecom contig 3 5 4 4 Acquire time from SNTP server Command sntp server A B C D Description Acquire time from the designated SNTP server For Example Acquire time from the host of 192 168 1 10 raisecom config sntp server 192 168 1 10 3 5 4 5 Cancel acquiring time from SNTP server Command no snip server Description Cancel acquiring time from designated SNTP server For Example Cancel acquiring time from the host of 192 168 1 10 raisecom config no sntp server 17 RA SECOM Raisecom Technology Co Ltd Chapter 4 System Maintenance 4 1 Maintenance Tasks Managing configuration files view and store configuration files in the system export to external storage and import form external storage Managing AGENT program view the information of the program export to external storage and upgrade the AGENT program When performing interactions between configuration files AGENT program and external storages RC001 NMS1 will ac
11. e Y 4 3 3 Import the AGENT Program AGENT Upgrade Command download system boot tftp ftp Description Mode privileged exec Function upgrade the Agent program through FTP or TFTP Other Parameters The text in is the comment Users shall input as per the comment For Example raisecom download system boot ftp Please input server IP Address 1 0 0 1 Please inout FTP User name test Please input FTP Password test Please input FTP Server File Name the Agent program name on external storage 21 RA SECOM Raisecom Technology Co Ltd BROADBAND to RAISECOM 92005 Raisecom Technology Co Ltd All trademarks are the property of their respective owners Technical information may be subject to change without prior notification 22
12. gy Co Ltd Chapter 3 AGENT Setup 3 1 General Connection 3 1 1 Management through Console Port First connect the PC COM port and CONSL port of RC001 NMS1 master network management module by using serial line On the Windows platform run the hyper terminal program or third party s serial port connection software and configure parameters as follows Baud rate 9600 Data bit 8 Parity bit none Stop bit 1 Flow control none Press Enter for several times and the system CLI interface will be ready for management work 3 1 2 Remote Management through TELNET After the initial of IP address through the console port users are able to remotely manage the RC001 NMS1 through Telnet 3 2 BOOTROM Guidelines Under the BOOTROM mode users are able to perform management and maintenance to the flash memory and the files stored in it During applying the power supply to RC001 NMS1 the system interface will prompt whether to enter BOOTROM mode or not for 3 seconds Press the space bar to enter BOOTROM mode System Prompt raisecom Commands under BOOTROM mode list all the commands c Change parameters when upgrading the firmware through FTP download e Format the flash sector where the firmware AGENT program resides h List all the commands r Reboot the system u Upgrade the firmware through FTP download The following text will introduce the usage of c command The comments are in the
13. hapter 1 System Overview 1 1 RC002 16 Chassis RC002 16 is 3U high 16 slot chassis that can accommodate all kinds of 3U high service modules including copper to fiber media converters fiber optic modems and interface converters Models Description modei Description Dimension mm Power Supply 16 slot AC network RC002 16AC ER alae 440x131x410 220V AC 50Hz 80W managed 16 slot DC network RC002 16DC eee Wiis 440x131x410 48V DC 80W managed Sketch of the RC002 16 front panel S sa s2 PEER EEE CEE EEE aalala ala a aalala aalalala Lo 1S S AAC ss ss ss sie ss Indicator Explanation PWR indicator steady ON the power supply is working in good condition PS1 5V indicator steady OFF the PS1 power supply to modules is in good condition PS1 12V indicator steady OFF the PS1 power supply to electric fans is in good condition PS2 5V indicator steady OFF the PS2 power supply to modules is in good condition PS2 12V indicator steady OFF the PS2 power supply to electric fans is in good condition 1 2 RC001 NMS1 Master Network Management Module RC002 16 supports SNMP The SNMP can be implemented through deploying RC001 NMS1 Master Network Management module in the No 0 slot of the chassis Model Specification RC001 NMS1 REV C rack mountable chassis master control module Sketch of the front panel of RC001 NMS1 RA SECOM Raisecom Technology Co Ltd O Se PWR UPLNK CONSL ETHER 100M 1 LED Indica
14. lotconf txt For Example raisecom download startup config ftp Please input server IP Address 192 168 1 251 Please input FTP User name target Please input FTP Password target Please input FTP Server File Name hostconf txt Loading please wait Loading 268 done Writing to flash please wait finished You ve successfully download new config file new config works after the device reboots 4 3 Start File Management AGENT Program gt AGENT program file is based on embedded operation system The SNMP will be loaded when applied the power supply gt Use dir command to view the files in flash memory gt Use show version to view the version information 4 3 1 View the AGENT Program Information Command dir c d Description Function view the files in flash memory Parameters c files in system partition d files in configuration partition 4 3 2 Export the AGENT Program Command 20 RA SECOM Raisecom Technology Co Ltd upload system boot tftp ftp Description Mode privileged exec Function export the current Agent program to external storage through TFTP or FTP Other Parameters File name For Example The text in is the comment Users shall input as per the comment raisecom upload system boot ftp Please input server IP Address 1 0 0 1 Please input FTP User name test Please input FTP Password test Please input FTP Server File Name Any file nam
15. me recurring Command format clock summer time recurring lt 1 5 gt sun mon tue wed thu fri sat lt 1 12 gt lt 0 23 gt lt 0 59 gt lt 1 5 gt sun mon tue wed thu fri sat lt 1 12 gt lt 0 23 gt lt 0 59 gt lt 1 1440 gt Parameter lt 1 5 gt summer time starting from which week 5 indicates the last week week day summer time starting from what date of the week lt 1 12 gt summer time starting from which month lt 0 23 gt summer time starting hour lt 0 59 gt summer time starting minute lt 1 5 gt summer time ending at which week of the month 5 indicates the last week week day summer time ending at which day of the week lt 1 12 gt summer time ending month lt 0 23 gt summer time ending hour lt 0 59 gt summer time ending minute lt 1 1440 gt summer time offset minute Command Execution Echo Set successfully Set unsuccessfully Usage Guide This command is used to set the starting time the ending time and recurring of summer time The format for starting time and the ending time is xx month xx week or the last week xx hour and xx minute For Example Raisecom clock summer time recurring 2 sun 4 2 0 2 sun 9 2060 e 3 5 2 5 Configure the time zone Introduction Configure time zone Command format clock timezone lt 0 11 gt lt 0 59 gt Parameter East Earth time zone West Earth time zone 12 RA SECOM Raisecom Technology Co
16. n information Command snmp server location LOCATION Description Set the location information of the equipment For Example Set the location of the equipment to haidian raisecom config SNMP snmp server location haidian 3 5 3 10 Set the Name information Command snmp server name NAME Description Set the name of the equipment For Example Set the name of the equipment to RC002 raisecom config SNMP amp snmp server name RC002 3 5 3 11 Set the threshold of system temperature Command snmp server temperature lt 0 100 gt Description Set the threshold of the chassis temperature When the temperature gets too high the system will send Trap information to the console For Example Set the temperature of the chassis to 20 raisecom config SNMP amp snmp server temperature 20 15 RA SECOM Raisecom Technology Co Ltd 3 5 3 12 Load the default SNMP community Command load default community Description Use this command to load the default SNMP community For Example raisecom config SNMP load default community 3 5 3 13 Enquire SNMP information Command show snmp Description Display the SNMP information For Example raisecom config SNMP show snmp System name unknown System contact unknown System location unknown System ID 1 System level 1 System Temperature Alarm Threshold 50 Read Community public Write Community private Send trap status En
17. o change user information This echo shows when privileged user whose priority is not 15 tries to create a new user Only 15 priority users can perform this command RA SECOM Raisecom Technology Co Ltd 3 5 Configuration of Network Management Functions 3 5 1 Configure the IP address The configuration of IP address shall be performed under CONFIG exec e 3 5 1 1 Enter CONFIG exec Command From Privileged User Exec config Command Execution Echo raisecom conftig e 3 5 1 2 Configure the IP address Command ipaddr A B C D mask A B C D gateway A B C D Command Execution Echo set command success please execute write to save For Example Set the IP of RC001 NMS1 to 192 168 223 89 subnet mask to 255 225 255 0 and gateway to 192 168 223 1 raisecom ipaddr 192 168 223 89 mask 255 225 255 0 gateway 192 168 223 1 e 3 5 1 3 Configure the auto negotiation of Ethernet port Command autonego enable disable Command Execution Echo set command success if you want to save it please execute write to save For Example raisecom config auto enable e 3 5 1 4 Configure the speed and duplex mode of Ethernet port Command speed 10 100 duplex full half Command Execution Echo set command success if you want to save it please execute write to save For Example raisecom config speed 100 duplex full e 3 5 1 5 Show Ethernet port information Command show ether Command Execution Echo 10 RA SECOM Raisecom
18. s inserted in No 1 No 15 slots of both its own chassis and cascaded chassis e Collect information about the temperature fan speed and power supply status of both its own chassis and cascaded chassis 1 3 RC001 NMS2 Slave Network Management Module A rack mountable 16 slot chassis with RC001 NMS1 master control module can cascade 3 same chassis with RC001 NMS2 slave control module at the most That is to say a master network management module can manage 60 service modules at the most There can be as many as master control module in one Ethernet RA SECOM Raisecom Technology Co Ltd 1 4 AGENT Program AGENT program resides in RC001 NMS1 and be operated to implement the network management functions It can be upgraded as per the enrichment of network managed product series The version of AGENT program in RC001 NMS1 Rev C is 5 x x or above Different versions of AGENT program require different versions of BOOTRM program correspondingly 1 5 Network Management Platform and Network Element Manager The network management platform and network element manager are the software that are supposed to be installed on the network management server Please refer to NVIEWNNM 3 1 2 SP2 Installation Manual and NVIEWNNM 3 1 2 SP2 Operation Manual for details RA SECOM Raisecom Technology Co Ltd Chapter 2 Hardware Installation 2 1 RC001 NMS1 Installation There are 3 ports on the front panel of RC001 NMS1 CONSL port RJ 45
19. t as the FTP client and the external storage or host shall be configured as the FTP server After appointed user account it is required to make corresponding configuration at the RC001 NMS1 console 4 2 Configuration Files Management gt The current configuration of the system is stored in the following files system txt hostconf txt slotconf txt gt Users can use write command to save the configuration files to flash memory The system will load the configuration information during the next boot automatically gt Users shall use download upload command to exchange configuration files with external storage through FTP or TFTP 4 2 1 View the Information of Configuration Files Command dir c d Description Function view the files in flash memory Parameters c files in system partition d files in configuration partition For Example Read the configuration file sector raisecom air d size date time name 269 Jan 01 1980 00 00 00 hostconf txt 1340 Jan 01 1980 00 00 00 system txt 81 Jan 01 1980 00 00 00 usercfg txt 7680 Jan 01 1980 00 00 00 _ slotconf txt 18 RA SECOM Raisecom Technology Co Ltd 4 2 2 Save the Current Configuration Command write Description Mode privileged exec Function save the current system configuration For Example raisecom write Writing running config to flash please wait Successfully write to flash 4 2 3 Delete the Configuration Command del F
20. te For Example raisecom config SNMP amp snmp server community public ro 3 5 3 3 Enable disable TRAP Command snmp server trap enable disable Description Enable disable TRAP For Example raisecom config SNMP snmp server trap enable 3 5 3 4 Configure the MANAGER and port number of TRAP Command snmp server trap lt 1 8 gt target A B C D port lt 1 65536 gt Description trap the number of Manager 8 at the most target the IP address of Manager port the port number For Example Set the first TRAP address IP 192 168 1 1 Port 162 raisecom config SNMP snmp server trap 1 target 192 168 1 1 port 162 3 5 3 5 Delete the Trap Manager Command no snmp server trap lt 1 8 gt Description Delete a Trap Manager For Example raisecom config SNMP no snmp server trap 1 3 5 3 6 Remove all the Trap Manager configuration Command snmp server trap clear Description Remove all the Trap configurations 3 5 3 7 Set the Contact information Command 14 RA SECOM Raisecom Technology Co Ltd snmp server contact STRING Description Set the Contact information For Example Set the contact information to admin raisecom config SNMP amp snmp server contact admin 3 5 3 8 Set ID information Command snmp server id lt 0 65536 gt Description Set ID information For Example Set the ID to 5 raisecom config SNMP snmp server id 5 3 5 3 9 Set the Locatio
21. tors on the Front Panel SYS Network management system in operation Flashing indicates working in good condition otherwise system is abnormal PWR Network management module power indicator Steady on when supplying power LNK ACT 10 100M Ethernet signal indicator Steady on when the cable is properly connected flashing when transmitting receiving data 100M 10 100M Ethernet signal indicator Steady on when the Ethernet is at 100M steady off when at 10M 2 RJ45 Interface on the Front Panel UPLNK The port for connection between RC002 16 NMS1 module and RC001 NMS2 It complies with the RS 232 protocol CONSL The port for console It can be connected to the serial port of console computer through RS 232 cable ETHER 10 100M Ethernet port It can be connected to the Switch through straight through cable or to the host through crossover cable The ETHER Ethernet port of each master control module has an IP address of which the address is 192 168 1 254 by default Since there can not be two same address in one Ethernet section please configure the master control module and its IP address through the CONSL port before connecting the network cable Main functions of the master control module e 10 100M Ethernet port is used to connect with network management computer e Communicate with slave control modules to implement cascade connection e Configure and collect information about the working status and alarms of other service module
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