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Modular Fast Ethernet Bridge Management System Technical Description and Configuration Guide 

 V. 3.12. 1.0 

·

 © SAF Tehnika A/S 2003 

5

The CFM-34-REBM IDU provides: 

-

 

Interfaces to: 

-

 

Radio outdoor Unit (ODU), N-type female connector; 

-

 

100Base-Tx Ethernet LAN port, for connection to LANs; 

-

 

RS-232 serial management port; 

-

 

10Base-T Ethernet management port; 

-

 

LCD display and corresponding keypad buttons to control LCD; 

-

 

LAN activity LEDs (speed, link integrity); 

-

 

Power connector; 

-

 

Reset button; 

-

 

DIP switch for the primary bridge configuration. 

 

Table 1. Connectors 

Front panel connectors 

Connector or label  Description 

+-48V 

Power  connector,  IDU  should  be  powered  from  20  to  60  VDC 

power source. Both “+” or “–“ poles of the power source could be 
grounded,  one  should  make  sure  if  the  chosen  grounding  wire  is 

connected to ground on the IDU power connector. 

LAN

 

100Base-Tx Ethernet port (primary), shielded RJ-45 connector; 

Interface module port 

connectors 

Please refer to Chapter 3. 

Rear panel connectors 

Connector or label  Description 

RF (N-type 

connector) 

Radio  Unit  port;  Use  50  Ω  coaxial  cable  with  N-type  male 
connectors on both sides to connect the ODU to the IDU, such as 

RG-213, LMR-400 or equivalent; 

DB-9 

RS232  management  port  for  connection  of  ASCII  console  (or 
analog  line  modem  for  the  remote  connection  of  ASCII  console); 

the  RS232  console  port  is  also  used  to  update  management 
software. 

RJ-45 

10Base-T Ethernet management port, this port is used to connect 

Telnet or Web terminal. 

DB-25 

Alarm port. 

This feature is optional.

 

 

Summary of Contents for CFM-34-REBM

Page 1: ...CFM 34 REBM Modular Fast Ethernet Bridge Indoor Unit Management System Technical Description and Configuration Guide Software Version 3 12 SAF Tehnika A S 2003 ...

Page 2: ...agement Port 16 4 4 Ethernet Management Port 19 4 4 1 Web Interface 19 4 4 2 SNMP Interface 22 4 4 3 Command Line Interface for Telnet ASCII consoles 26 4 5 Alarm Interface Port 33 4 6 Performing Loop back Tests 34 4 6 1 Ethernet interface loop tests 34 4 6 2 Base band and Radio loop tests 35 4 6 3 Interface Module loop tests 37 4 7 DIP Switch Settings 39 4 8 Configuring Management Service Channel...

Page 3: ...peed screening and bridging is performed depending on LAN port setting at 100 Mbps HDX or 200 Mbps in full duplex topology The bridge automatically detects FDx HDx mode and 10 100 Mbps LAN speed WAN link data rate is 34 Mbps which is equal to full radio channel capacity available The bridge automatically learns MAC addresses on the LAN to which it is connected and forwards only those frames destin...

Page 4: ...ces Some space is required in front of the IDU for traffic interface cables roughly 10 cm are needed for V 35 interface port connector 8 cm for E1 BNC port connectors The CFM 34 REBM IDU contains Multiplexer board Ethernet bridge board provides the primary 100Base Tx Ethernet interface Interface module s optional Management controller board IDU ODU Cable interface Baseband modem Power Supply modul...

Page 5: ...60 VDC power source Both or poles of the power source could be grounded one should make sure if the chosen grounding wire is connected to ground on the IDU power connector LAN 100Base Tx Ethernet port primary shielded RJ 45 connector Interface module port connectors Please refer to Chapter 3 Rear panel connectors Connector or label Description RF N type connector Radio Unit port Use 50 Ω coaxial c...

Page 6: ...DU is opened Transmitter malfunction TxOut Error RF Cable Short cable is faulty RF Cable Off cable or Radio is faulty Tx and Rx syntheser loops are not locked TxPLL Error RxPLL Error If not lit operating properly Rx OK TxOut OK Humidity Low RF Cable OK TxPLL OK RxPLL OK The RA LED will also switch on if the Radio loopback is active and or if the transmitter power is switched off The RA LED is upda...

Page 7: ...with the management terminal C If blinking indicates data interchange between the IDU and the management terminal Note A B and C correspondence to LEDs is shown in the figure below Figure 2 CFM 34 Remote Fast Ethernet Bridge rear side panel LEDs For more information on Reset button please refer to the section 4 2 3 2 1 Labelling The IDU label is found at the rear panel P N product number the last ...

Page 8: ...acity can also be adjusted from IDU LCD or through the Telnet or ASCII management terminal From Telnet ASCII terminal use the command line Mod setv35 speed speed in kbps see also Chapter 4 4 3 for details From IDU LCD Press ENTER to enter setup mode select Modules select Module V35 select V 35 Speed Change Speed choose the capacity and confirm as prompted The special installation and configuration...

Page 9: ...pback is set and carrier is detected Flickering yellow and red 7 1 loopback is set and carrier is NOT detected Flickering yellow 7 1 loopback is set and cable is damaged Flickering green 7 1 cable is damaged and loopback is NOT set D RxD TxD Green both received and transmitted data signals are OK Off none is present Green is blinking and goes off just one data signal is present TxD RxD 7 1 Yellow ...

Page 10: ...interface Table 6 E1 interface module LEDs Label Color Description Tx Green Steady green light indicates the E1 module is ready to transmit data to CPE connected to E1 port In case if Multiplexer synchronization is lost S L LED is lit Tx LED goes off and AIS signal is transmitted from E1 port to CPE Rx Green Steady green light indicates the data signal from E1 input AIS Red Steady red LED indicate...

Page 11: ...he REB module operates in Half Duplex mode The REB module has a connector and a jumper onboard marked with JMP and the reset button to restart the Ethernet bridge JMP Jumper and Connector for production use only not configurable Reset button Figure 3 1 The remote Ethernet bridge module The reset button may useful for testing purposes Both the jumper and the connector are used for production and ar...

Page 12: ...s for menu items displayed To choose parameter to set up and to set its value 4 2 1 Status Display Mode of the IDU LCD Management Interface Once the IDU is powered up it automatically enters Status Display mode displaying two parameters at a time statically use up down buttons to scroll through parameters These parameters are listed in the Table 7 Table 7 Parameter Values and description Tx 23362 ...

Page 13: ...nsing Restart 3 Parameter indicates number of ODU management controller restarts since counter was reset IDU t 31C Parameter indicates internal temperature inside IDU LAN Half Duplex Parameter indicates the primary Ethernet port mode Eth Half Duplex or Eth Full Duplex LAN link OFF Indicates Ethernet LAN link integrity LAN speed 10M Indicates the primary Ethernet port speed 10M or 100M RF Cable OFF...

Page 14: ...lt value 255 255 255 000 Select Gateway Default value 255 255 255 255 No gateway specified IP IP address Netmask and Gateway parameters provide the means of addressing management board of IDU in order to control and manage IDU locally and monitor ODU both locally and remotely Note It is necessary to restart the management CPU for any changes in IP settings including SNMP terminal IP settings to ta...

Page 15: ...N A MUX Speeds Change Service line Select local IP Change Select remote IP Change 4 2 3 Reset Functions Depending on the method used the user may reset the whole terminal IDU ODU or the management controller individually see table below for details Reset through the LCD menu system using Restart CPU option or from the Telnet ASCII console using restartcpu command Restarts the management module Res...

Page 16: ...trol Modem PC Terminal Modem IDU PC Terminal IDU RS 232 RS 232 If using modems the management terminal is connected with the IDU remotely through a telephone line In this case the modem which is connected with the IDU should be configured as stated below Auto answer on first ring ON Echo offline commands OFF Suppress result codes DTR override The modem configuration then should be saved typically ...

Page 17: ...ect the PC to the RS232 management port using Hyper Terminal program this program is included in any Windows version proceed as described below 1 Connect PC to the RS232 serial port by means of straight through or modem serial cable null cable 2 Run Hyper Terminal program 3 Make a New connection enter connection name 4 Choose port COM1 or COM2 ...

Page 18: ... 1 0 SAF Tehnika A S 2003 18 5 Set port settings bits per second 19200 data bits 8 parity none stop bits 1 no data flow control 6 Press OK 7 Press Enter Password is disabled by default If successfully connected the prompt should appear as in the picture below see Chapter 4 4 3 for available commands ...

Page 19: ... TCP IP packet network termination unit to have IDU as part of network for management information 4 4 1 Web Interface The implementation of Web interface for the CFM 34 REBM IDU provides monitoring and configuration capabilities similar to ones available from the IDU LCD Keypad front panel LEDs and from the Telnet ASCII console for details please refer to Chapters 4 2 1 4 2 2 and 4 4 3 The Web int...

Page 20: ... the configuration windows for the first time since the main Web page was opened you will be prompted to enter User Name and Password The default username is SAF in capital letters and the default password is test There are two configuration windows the Main Configuration window and the Module Configuration window The following operations can be performed from the Main Configuration window restart...

Page 21: ...onfiguration Guide V 3 12 1 0 SAF Tehnika A S 2003 21 Main Configuration window not extended for Radio parameters The configuration of modules including loopbacks is available from the Modules Configuration window The CFM 34 REBM IDU Module Configuration Web management window ...

Page 22: ... about 10 sec may appear on the IDU startup SNMP management functionality is available from any SNMP browser by means of compiling SAF MIB to browser s MIB base SAF MIB is available from SAF Tehnika Web site www saftehnika com From SAF Tehnika tech support email techsupport saftehnika com Contacting SAF Tehnika or distributors Here is the sample of SNMP query of the CFM 34 REBM IDU SNMP QUERY STAR...

Page 23: ...illegalSpeed 5 error 6 Operational status of the Base band modem none not initialized loopback Base band loop is set on testing illegalSpeed error reserved bbLinkCapacity Integer 32 bit Base band link capacity in Kbps bbLinkCapacityDescription String Comment on Base band link bbLoopback Integer 32 bit off 0 digital 1 analog 2 Base band loopback bridgeLanLinkLostAlarm Integer 32 bit none 0 on 1 Lin...

Page 24: ...ng loopback illegalOperation error reserved brLanMode Integer 32 bit other 0 halfDuplex 1 fullDuplex 2 LAN duplex mode other not initialized brLanSpeed Integer 32 bit LAN speed brLanLinkState Integer 32 bit other 0 linkOK 1 linkLOS 2 LAN link integrity other not initialized m3Type error 0 e1 33 v35 37 bridge 43 none 255 Module type error internal fault none no module installed or the module does n...

Page 25: ...er not initialised inputA for CFM 16 8E1 and CFM 34 16E1 IDUs only Integer 32 bit off 0 on 1 Input A inputB for CFM 16 8E1 and CFM 34 16E1 IDUs only Integer 32 bit off 0 on 1 Input B inputC for CFM 16 8E1 and CFM 34 16E1 IDUs only Integer 32 bit off 0 on 1 Input C inputD for CFM 16 8E1 and CFM 34 16E1 IDUs only Integer 32 bit off 0 on 1 Input D outputA for CFM 16 8E1 and CFM 34 16E1 IDUs only Inte...

Page 26: ...tes it is equal to 1 min by default Example BBloop on 3 RFloop on off duration Set RF loopback on set loopback off suspend loopback Duration can be from 1 to 10 minutes it is equal to 1 min by default Example Rfloop on 3 Webrefresh refreshperiod Refreshes the contents of WEB interface with a period specified with refreshperiod parameter The period is given in seconds the minimum period is 2 second...

Page 27: ... security parameters Command Description Enable password password Specify a password to prevent unauthorized access to the ASCII PC terminal connected through RS232 serial port Panel access accesscode Specify a password to prevent unauthorized configuration through the IDU management interface The password can be a number from 0 200 WWWuser username password Specify a password 1 20 symbols to prev...

Page 28: ...ddress of the serial port of service channel for the remote far end IDU management module requires to restart the management module CPU Route add destinationIPaddr Mask netmask gateway metric Add a static route to the routing table The variable metric is set to 1 by default requires to restart the management module CPU Example Route add 192 168 205 010 Mask 255 255 255 0 155 13 79 13 5 Route delet...

Page 29: ... and version Command Description Stat Show parameters lists all the parameters that are displayed in the status display mode of the IDU LCD Mac Verify the MAC address of the Ethernet interface ODU Show version of the ODU Ver Show version of the IDU Commands for script editing Command Description Cfg show Show the configuration script stored in RAM Cfg load Load the configuration script from EPROM ...

Page 30: ... the frame error counter counts false frames received from the WAN All counters are resetted using clear counters command from Telnet ASCII terminal or from IDU selecting Reset Counters in the setup mode The management module has a watchdog timer WDT built in which manages the automatic restart of the management system if it freezes Besides the restartCPU command the management system can by reset...

Page 31: ...possible only if the password is specified To disable password enter the password command appropriate for the specific terminal type followed by empty string e g enable password Important The specification of password or username and password should always be followed by saving the configuration script using write or cfg write commands otherwise the password request will be ignored after the resta...

Page 32: ... not provide any extra functionality at the moment however in the upcoming management terminal software versions it will be used for the building of event logs It is not available on the LCD of the IDU the date and time can be viewed using time command when using ASCII or Telnet terminal Date and time parameters can be set using Time YYYY MMM DDD HH mm ss command line ...

Page 33: ... any component of the site the relay is closed active relay state or initial state if power supply failure relay is opened passive relay state B SL Synch Lost alarm ON relay is closed active state OFF relay is opened passive state C RA Radio Alarm ON relay is closed OFF relay is opened normal operation D TxPLL Tx Phase locked Loop failure ON relay is closed OFF relay is opened normal operation The...

Page 34: ...e local baseband digital or analog or remote baseband loop and then testing the bridge using any diagnostic device that generates packets and can process the returned data such as packet analyzers or any other Ethernet performance analyzing devices see figure below Cable Interface Management Controller IDU Management PC Packet Analyzer Baseband Modem Multiplexer Ethernet Bridge Note Before setting...

Page 35: ...al to the Tx frequency The RF loopback is not dual From Telnet or ASCII console To set the radio loopback from Telnet or ASCII console use the following command RFloop on off duration duration 1 min by default Using LCD Keypad From status display mode do the following Press ENTER to enter setup mode select Loopbacks select RFloopback ON select Yes Please refer to Chapter 4 4 1 to find out how the ...

Page 36: ...Filter Rx Tx Base band Modem Analog loop Digital loop dual From Telnet or ASCII console To set the base band loopback from Telnet or ASCII console use the following command BBloop on analog off duration Duration is set in minutes as values from 1 to 10 If duration is not specified the loopback will be set on 1 minute by default Analog loop if setting analog loopback use bbloop analog duration comm...

Page 37: ...ample mod 3 setv35 loop on for details refer to Chapter 4 4 3 Using LCD Keypad From status display mode do the following Press ENTER to enter setup mode select Modules select Module V35 select V 35 Loopback Change Loopback switch over to ON and confirm E1 interface module loopbacks The E1 interface module supports analog digital and remote loopback modes Only one loopback can be active at a time f...

Page 38: ... Figure 3 The transmitter output is connected internally to the receiver input The analog loopback is not dual From Telnet or ASCII console Mod setE1 Aloop Dloop off for analog loopback use Aloop argument Dloop for digital loopback for details refer to chapter 4 4 3 MUX slot number Using LCD Keypad From status display mode proceed as follows Press ENTER to enter setup mode select E1 channel number...

Page 39: ...plex mode 6 BPR ON Enable backpressure OFF Disable backpressure 7 MUL ON Multicast messages from LAN to WAN are not forwarded OFF Messages are forwarded 8 BRD ON Broadcast messages from LAN to WAN are not forwarded OFF Messages are forwarded bold indicates factory default settings The bridge features a carrier sense type back pressure if backpressure is required the module will send preambles to d...

Page 40: ...DU The console is connected to the IDU via Ethernet console port located on the Management Module The console should be configured so as to have routing information to the virtual serial port service channel port of the local IDU it should either run the RIP thereby automatically obtaining the routing information or a static route should be added The routing requires determining IP addresses of se...

Page 41: ... 2 IP 1 service channel Eth Virtual Serial Port Management Module Eth Virtual Serial Port Management Module Remote virtual serial port IP address Remote virtual serial port IP address Local virtual serial port IP address Local virtual serial port IP address Management Console Required to specify IP address Net Mask Default Gateway Local Site Terminal A Remote Site Terminal B Required to specify Lo...

Page 42: ...dr 192 168 206 10 IP mask 255 255 255 0 Console IP address 192 168 205 1 255 255 255 0 Route Add 192 168 206 0 Mask 255 255 255 0 192 168 205 10 service channel Eth Virtual Serial Port Management Module Eth Virtual Serial Port Management Module Telnet console Web server IP address 192 168 204 100 IP Addr 192 168 205 10 IP mask 255 255 255 0 IP GW 192 168 205 1 Local Site Terminal A Remote Site Ter...

Page 43: ... Enter is pressed Status Display mode IDU is powered on Hardware reset button is pressed Restart CPU is executed from menu Setup mode NO YES YES NO Jump 1 level up on the Setup mode menu tree Clear is pressed in the Setup mode menu tree level lower than the top level YES Clear is pressed at the top level of the Setup mode menu tree Idle for about 10 seconds NO Flow Chart 1 LCD operation ...

Page 44: ... and the configuration is saved the Radio will apply these settings after the management controller will be restarted if configuration script bootstrap is empty or does not contain entries on channel and transmit power the Radio will keep the configuration that was last received from IDU Restart the management controller for instance using RestartCPU option on the LCD 4 11 Updating Management Soft...

Page 45: ...the service channel IP gw Gateway 255 255 255 255 IP address of the local virtual serial port of service channel IP seraddr Local IP 192 168 0 10 IP address of the remote virtual serial port of service channel IP remaddr Remote IP 192 168 0 11 IDU name Name SAF SNMP community name of the agent to read not configure the parameters SNMP community read saf public SNMP community name of the agent to r...

Page 46: ...ttons and confirming the choice with Enter button 2 The Tx frequency can be set using Chan command from ASCII or Telnet management terminal example Chan 22 22 channel number see Chapter 8 page 52 Since the telemetry data is transmitted between the ODU and the IDU the concordance of Tx frequency to Low or High band side is detected automatically and when the Tx channel is configured from the IDU LC...

Page 47: ...m Telnet or ASCII management console example Txpower 10 The Tx Power can be adjusted from 10 dBm to 20 dBm in steps of 1 dBm as well as turned off Txpower off To avoid possible interference with other radio equipment the default setting is OFF 5 4 RSSI Voltage Rx Signal Level Relation RSSI Voltage and received power relation is shown in Table 9 Table 9 VRSSI mV DC PRx dBm 68 90 70 88 94 87 120 86 ...

Page 48: ...eived Data DTE Ready Signal Ground DCE Ready Clear to Send Request to Send Shield 1 2 3 4 5 6 7 8 9 Notes Standard Ethernet patch cables should be used for the Ethernet management port of IDU Any straight through or modem serial cable can be used for the RS 232 Telnet ASCII console port E1 and Ethernet traffic interface pinouts 1 2 3 4 5 6 7 8 Tx Rx 1 2 3 4 5 6 7 8 Rx Tx RJ45 Cat5 cable pinouts fo...

Page 49: ...in 60 Pin Cisco P GND A 46 S GND B 45 RTS C 42 CTS D 35 DSR E 34 DCD RLSD F 33 DTR H 43 TxD P 18 TxD S 17 RxD R 28 RxD T 27 SCTE U 20 SCTE W 19 RxC SCR V 26 RxC SCR X 25 TxC SCT Y 24 TxC SCT AA 23 Interconnectable pinouts at the Cisco equipment side 48 49 50 51 52 53 54 55 56 Notes This information is for user s reference only P GND Protection Ground S GND Signal Ground ...

Page 50: ...or NO NO NC NO NC NO NC NO NC NC Normally Closed NO Normally Open Input pins Input A Input B Input C Input D Pin 10 11 12 13 GND pins closest 22 23 24 25 Electrical specifications of the outputs of the alarm interface port Rated load 0 5 A at 125 VAC 2 A at 30 VDC Max switching current 2 A Max switching voltage 250 VAC 220 VDC Max switching capacity 62 5 VA 60 W Electrical specifications of the in...

Page 51: ...stem Technical Description and Configuration Guide V 3 12 1 0 SAF Tehnika A S 2003 51 7 Mechanical Data Dimensions HxWxD mm 44x482x284 Maximum weight kg 2 1 Dimensions of the CFM 34 REBM IDU 482 284 44 LAN 100M CLEAR ENTER SL RA CFM 34 REBM SAF ...

Page 52: ...the plan corresponds to ITU R recommendation F 636 N LA HA N LB HB 0 14515 0 14935 0 8 14739 0 15159 0 1 14543 0 14963 0 9 14767 0 15187 0 2 14571 0 14991 0 10 14795 0 15215 0 3 14599 0 15019 0 11 14823 0 15243 0 4 14627 0 15047 0 12 14851 0 15271 0 5 14655 0 15075 0 13 14879 0 15299 0 6 14683 0 15103 0 14 14907 0 15327 0 7 14711 0 15131 0 Table 13 Tx Rx channel centre frequencies for the CFM 18 L...

Page 53: ...4 23282 157 22554 23562 Table 15 Tx Rx channel centre frequencies for the CFM 22 LM series Radio operating in 23 GHz band with the channel spacing of 28 MHz and duplex shift of 1232 MHz frequency is given in MHz N channel number the plan corresponds to ITU R Rec F 637 3 Annex 1 N LA HA N LB HB 0 21238 22470 20 21798 23030 1 21266 22498 21 21826 23058 2 21294 22526 22 21854 23086 3 21322 22554 23 2...

Page 54: ...on Guide V 3 12 1 0 SAF Tehnika A S 2003 54 9 SAF Tehnika A S Contacts Most up to date contacts of SAF Tehnika A S could be found at Web site www saftehnika com SAF Tehnika A S technical support could be reached at Email techsupport saftehnika com Telephone 371 7046840 Fax 371 7020009 ...

Page 55: ...SAF Tehnika s CFM products these documents mostly describe the management system and methods to configure the equipment The following configuration guides are available for the modular Ethernet bridge equipment CFM 4 REB and CFM 8 REB Ethernet Bridge Indoor Unit Management System Technical Description and Configuration Guide CFM Series E1 Indoor Units Management System Technical Description and Co...

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