SA-CMU-SR-V1 - S Access GmbH
Contents
1. IPLOC dirIP Set local IP address IPNMS 1 2 dirIP Set IP NMS 1 2 address COMM com Set comunity NETW 1 2 red Set network table 1 2 GATW 1 2 red gatw Set gateways 1 2 POLLTIM 100 900 Polling Temporization polling ms LOCTIM 100 3000 T local answer ms REMTIM 100 5000 T remote answer ms WIRES 2 4 4x Number of wires 2 4 0 4 crossed MAXRACK Onat Bigger rack address MAXBOARD 1 48 Lower rack address LANG Change language English M AIN Return to main menu CMU_01_CM gt S Access GmbH Tel 41 44 7003111 Oberhausenstrasse 47 Page 9 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch 3 2 Jumper configuration The CMU have the next configuration jumper Jumper Description BOOT ON Itis possible to use the boot menu OFF The RX Bus monitor is disconnect of back panel J3 OFF The TX Bus monitor is disconnect of back panel J7 OFF Disconnect the status signal of 2 048 Mbis clock from back panel OFF Disconnect 2 048 Mbis clock from back panel ON Disable the 48V B alarm ON Termination impedance of RS 485 TX bus ON Termination impedance of RS 485 TX bus OFF 2 ON 3 3 CMU Power Concept The CMU is supplied with dual 48Vpc referenced to 0 Vpc of the exchange battery by the PSB via the sub rack backplane The CMU converts this 48Vpc to it s 5Vpc onboard supply and this2. This auxiliary supply will cease if both the 48 Vpc supplies fail or if the onboard DC DC converter fails S Access GmbH Tel 41 447003111 Oberhausenstrasse 47 Page 11 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch 4 MANAGEMENT SYSTEM 4 1 General description The Management System arises in the face of the necessity of remote control of HDSL modem as well as of obtaining statistical of operation of these The main functions of the Management System are Remote Configuration of the modem Control of their state and parameters Reception of alarms of the modem Management of the remote modem Get statistical Etc 4 2 Description of the SNMP Protocol of the Management System The Management System is based on the protocol of communications SNMP This protocol will use primitive of the type petition and answer among the Management Center and the elements to control It is implemented on the layer TCP UDP that is mounted on the Protocol Internet IP The protocol SNMP offers a system of security and protection for accesses to management variable defining for it the community concept For each community and variable is defined the access right to this variable from SNMP s Center In case this access rights are violated messages are sent traps of error to the Center of Administration configured in the Element Agent ETHERNET RED LOCAL Figure 2 SNMP Protocol architectu
3. At any one time the CMU or only one of the LTUs can be logically connected to this monitor interface The appropriate CMU or LTU is addressed according to its physical location in the sub rack with nn command Please note that if the auxiliary 5Vpc power supply on the CMU fails the monitor function will cease to operate but the functionality of the LTUs is still fully guaranteed The CMU monitor is similar to the LTU monitor The main menu is CMU ACU Monitor Version V1 1 Copyright C 2001 MAIN MENU Performance management PM Fault and maintenance management FMM Configuration management CM Security management SM Exit OP WN EF CMU_O1 gt Select 1 5 2 The performance menu and security menu is not actual implement With the fault and maintenance menu you can see the next command S Access GmbH Tel 41 44 7003111 Oberhausenstrasse 47 Page 8 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch FIRM Display version and date of firmware RESET Equipment restart INST Display installed HDSL ALARM Display alarm status M AIN Return to main menu CH DI MM In the configuration menu the command is C ONFIG Display configuration DEFAULT Load default configuration LOAD Load configuration from no volatile STORE Store the actual configuration and restart
4. Page 5 of 18 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch 1 GENERAL INFORMATION This manual is a general specification of the SNMP AGENT FOR HDSL MODEM named CMU common management unit 1 1 Features This CMU has the following features SNMP Agent Management until 96 LTU in one or two sub rack Ethernet interface 10Base T 10 Mb Local control via RS 485 Configuration using a RS 232 connector with the same philosophy that the LTU menu Supervision of the two 48Vpc input powers supplies 48V_A and 48V_B from the PSB Distribution and supervision of the external clock Collection of the alarms of all the LTUs in a sub rack and activation of the appropriate alarm relay e Interfacing the RS 232 monitor to the LTUs e Interfacing the RS 485 bus to the LTUs thus providing TMN facilities e Generation of the local 5V e auxiliary power supply The CMU together with 12 LTUs forms a fully equipped 19 sub rack The CMU is connected to the LTUs over the backplane and powered by dual 48 Vpc inputs via the PSB S Access GmbH Tel 41 447003111 Oberhausenstrasse 47 Page 6 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch SA CMU SR V1 User Manual 2 CMU FRONT PANEL DESCRIPTION CMU A B O 4V ee STATUS O O ETHERNET vn RS 485 O montor ALARM RELAIS MONITOR TMN ETHERNET 10Base T
5. 2048 kHz Input Power Leds Green LEDs for the power supply A amp B status Status Led Green LED for normal operation Red for boot Blinking for hardware error Ethernet Led Green Data reception Red Link Integrity Fail Rs 485 Led Green Data reception Red Data transmission Monitor Led Green Data reception Red Data Transmission D Sub 15 female alarm relays connector D Sub 9 female RS 232 interface for local monitor access D Sub 9 male RS 485 interface for TMN access RJ 45 Ethernet 10Base T connector BNC 759 external 2048kHz clock input S Access GmbH Tel 41 447003111 Oberhausenstrasse 47 Page 7 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch 3 SYSTEM OVERVIEW 3 1 Monitor RS 232 Interface The CMU has an RS 232 monitor interface connector on the front panel to enable the user operator to address the CMU or each individual LTU monitor relevant events display information about the LTU and HDSL links and have full system configuration and fault localization capabilities The RS 232 monitor signals are converted to TTL levels and distributed to all the LTUs via a point multipoint bus over the backplane The terminal for the monitor should be VT100 compatible and be configured as follows e 9600 baud asynchronous e 8 bits no parity one stop bit e XON XOFF enabled e No new line on carriage return i e no line feed on carriage return
6. 5Vpc is used simultaneously for the auxiliary supply for the pull up voltage of the open collector alarm outputs of the LTUs If one of the dual 48Vpc turns off the CMU activates the non urgent alarm The ground reference of the secondary voltage is tied to FPE Functional Protective Earth This is done over the backplane as well as over the sub rack with its front panels S Access GmbH Tel 41 44 700 3111 Oberhausenstrasse 47 Page 10 of 18 Fax 41 44 700 31 03 8907 Wettswil a A Email contact s access ch Switzerland WEB www s access ch 3 4 External Clock The CMU supervises and distributes the external 2048 kHz clock input It has a 75Q BNC input which is transformer coupled The clock input is converted to TTL level and driven to the LTUs over the backplane This is to enable the LTUs E1 interfaces to be synchronized to a central master clock if needed The minimum 0 75 Va clock input ITU T G 703 Sec 10 can be further attenuated up to 6 dB without disruption to the external clock distribution over the backplane and before a Loss of External Clock LOXCK alarm is asserted over the backplane to the LTUs 3 5 TMN RS 485 Interface The CMU provides a Telecommunications Management Network TMN interface The RS 485 signals are wired to the backplane and distributed to all the LTUs in the same sub rack The CMU can directly address the individual LTUs with the appropriate protocol If there is more than one sub rack in a
7. SA CMU SR V1 User Manual SA CMU SR V1 Control Management Unit SNMP AGENT USER MANUAL Version 1 1 Revision 15 January 2003 Document name UM_SA CMU SR V1_v1 1 doc Copyright 2002 by AccessDSL GmbH The contents of this publication may not be reproduced in any part or as a whole transcribed stored in a retrieval system translated into any language or transmitted in any form or by any means electronic mechanical magnetic optical chemical photocopying manual or otherwise without the prior written permission of AccessDSL GmbH Published AccessDSL GmbH All rights reserved S Access GmbH Tel 41 44 7003111 Oberhausenstrasse 47 Page 2 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch VERSION CONTROL wsscssccesiasecceatecesncenrtion tae deieten ness ieecereccenee teresa eee 5 1 GENERAL INFORMA TOWN eseu 6 e WE SE 6 2 CMU FRONT PANEL DESCRIPTION sisissseessisccssiccssscenusaancwnenscceesuntacsuneseuacannaccevsaanvee 7 3 SYSTEM OVERVIEW EE 8 CDN ee 8 3 2 Jumper EE eeben 10 3 3 CMU Power Concept E 10 EN Ee Ee Te 11 3 5 TMN RS 485 Jet deet 11 3 6 Alarm Ee 11 3 7 Auxiliary 5Vpc Generation ME 11 4 MANAGEMENT SYSTEM sisessccsasseccysececesestennsteseneecceawsccaseecxacesesnteweancsnseueeeseacnceecsie 12 4 1 General description seattle eee eric eae eee 12 4 2 Description of the SNMP Protocol of the Management System 2 12 4 3 Local Intercon
8. eration ETS 300 019 1 3 Class 3 2 5 9 2 Safety According to EN 60950 5 9 3 EMC According to EN 55022 Class B 5 10 Physical Dimensions 19 Plug in unit height 259 mm 6 HE width 30 mm PCB dimensions height 234 mm length 220 mm S Access GmbH Oberhausenstrasse 47 Page 18 of 18 8907 Wettswil a A Switzerland 40 C 70 C 5 C 45 C Tel 41 44 7003111 Fax 41 44 700 31 03 Email contact s access ch WEB www s access ch
9. nection eeng gege ianigedaroreneciadensscecemnctexneteks 13 5 ESEANNEECH Eege 14 5 1 Monitor e EE 14 en leet 14 5 5 Alarm Relay TT 15 5 4 External Clock Input Connector sssseesssrrnsesnrerserrssetrnnnrtnnnrssrrnneernnnnnnnee 15 5 5 Ethernet CONMECION ee eessen Eeer aaa aaa Aao ia akiniai 15 TECHNICAL SPECIFICATION iiaticsiesesiccaceneteseeecetienceaccebercabccsscesitteeeeeratueocetssctavctiettetesasiocss 17 G SE 17 5 6 1 Ethernet ue 17 5 6 2 Monitor Interface acs estes cece cass anctccie deem eadndieidenetenannseracianentenneideteantiscees 17 5 6 3 TMN SACS casas aca calc act tars eden enemre denna daasGeunstecetandandsaasdse 17 5 7 External Clock Input EE 17 58 Power e een er ee as ee eee 17 5 9 ETAT Wel EE 17 S Access GmbH Tel 41 447003111 Oberhausenstrasse 47 Page 3 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch E E en COG MONON Ss israr niini ecin a buen aaa 17 EE ee 18 59 3 e 18 5 10 Physical EUREN 18 S Access GmbH Tel 41 447003111 Oberhausenstrasse 47 Page 4 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch SA CMU SR V1 User Manual VERSION CONTROL Tel 41 44 7003111 Fax 41 44 700 31 03 Version Date Major changes to previous version 1 0 14 11 2002 Initial version 1 1 15 01 2003 Change power consumption S Access GmbH Oberhausenstrasse 47
10. re S Access GmbH Tel 41 447003111 Oberhausenstrasse 47 Page 12 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch 4 3 Local Interconnection We denominate Local Interconnection VIL to the bus that interconnect to each other to all the modem local that belong to the Management Unit of with the SNMP Agent The function of this bus is the one of allowing the Agent the supervision of the modem of him clerks The VIL bus is implemented using a shared bus an element Master and multiple Slaves using for it the electric norm RS485 Master s function in the bus RS485 VIL is made by the SNMP Agent The Slaves elements of the VIL are the HDSL modem Following this topologic of shared bus Master Slaves the function of sending messages for the VIL are made by the SNMP Agent The modem only transmit the answer messages for expressed petition of the SNMP Agent This way the Agent goes sending messages to all the modem so much local as remote continually and in a recurrent way Each element located in the VIL will have a identifying ID that will be its node address in the bus The SNMP Agent will use this to address to the different modem connected to the VIL bus The modem will only respond to messages that correspond to its own ID or to the ID of its modem remote associate S Access GmbH Tel 41 44 700 31 11 Oberhausenstrasse 47 Page 13 of 18 Fax 41 44 700 31 03 8907 Wetts
11. s access ch S Access GmbH Tel 41 44 700 31 11 Oberhausenstrasse 47 Page 16 of 18 Fax 41 44 700 31 03 8907 Wettswil a A Email contact s access ch Switzerland WEB www s access ch SA CMU SR V1 User Manual TECHNICAL SPECIFICATION 5 6 Interfaces 5 6 1 Ethernet Interface Signal Level Data Rate Protocol Connector Type 5 6 2 Monitor Interface Signal Level Data Rate Protocol Connector Type 5 6 3 TMN Interface Signal Level Data Rate Protocol Connector Type 5 7 External Clock Input Norm referred IEEE Std 802 3 10 Mbit s IEEE Std 802 3 IP UDP SNMP TFTP RJ 45 RS 232 9600 Baud Asynchronous 8 Bit No Parity 1 Stop Bit No Linefeed with Carriage Return XON XOFF enabled Sub D9 female RS 485 9600 Baud Asynchronous Proprietary Sub D9 male ITU T Rec G 703 Sec 10 Maximum peak voltage 1 5 Vk 759 Minimum peak voltage 5 8 Power Supply Local Powering Power Consumption 5 9 Environmental 5 9 1 Climatic Conditions Storage S Access GmbH Oberhausenstrasse 47 8907 Wettswill a A Switzerland 0 75 Vx 75 Q with up to 6 dB attenuation 40Vpc 72Vpc redundant via PSB max 1 5W all alarms off max 1 7W all alarms on ETS 300 019 1 1 Class 1 2 25 C 55 C Tel 4144 7003111 Fax 41 44 700 31 03 Email contact s access ch WEB www s access ch Page 17 of 18 SA CMU SR V1 User Manual Transportation ETS 300 019 1 2 Class 2 3 Op
12. shelf the linking of the RS 485 buses between sub racks must be realized over a bus connection from the front panel of the various CMU s The RS 485 interface is operable in either half duplex default or full duplex modes Due to the physical bus loading limits up to a maximum of 31 LTUs may be connected to the RS 485 bus at any one time 3 6 Alarm Relays The urgent and non urgent alarm relays for a sub rack are located on the CMU The potential free alarm relays outputs are as follows Urgent Alarm Normally Open Urgent Alarm Normally Closed Non Urgent Alarm Normally Open Non Urgent Alarm Normally Closed e Each LTU in the sub rack has two open collector alarm outputs namely an urgent and a non urgent alarm output These alarm outputs are wired OR on the backplane to the CMU Hence the CMU will activate the urgent alarm relay if one or more LTUs assert the urgent alarm It will activate the non urgent alarm relay if one or more LTUs assert the non urgent alarm or if one of the supplies fails Please refer to the LTU Operating Manual for the criteria for each alarm condition 3 7 Auxiliary 5Vpc Generation The CMU also generates a local 5Vpc auxiliary supply for its onboard active components and alarm relays Additionally it is used for the pull up voltage for the open collector alarm outputs of the LTUs This auxiliary supply generation section is transformer coupled to the backplane and the onboard active components
13. wil a A Email contact s access ch Switzerland WEB www s access ch 5 CONNECTORS 5 1 Monitor Connector Type Sub D9 female o o I5 Pin Signal Description 9 O O o 1 FPE Functional Protective Earth O o 2 TxD RS 232 Serial Data Output Signal 6 9 3 RxD RS 232 Serial Data Input Signal 5 GND RS 232 Signal Ground Note All other pins are not connected on the CMU 5 2 TMN Connector Type Sub D9 male Description Functional Protective Earth RS 485 Signal Ground 6 TX_485 RS_485 Serial Data Output pos DS App Serial Data Output neg 8 RX_485 RS_485 Serial Data Input pos 9 RX_485 RS_485 Serial Data Input neg Note All other pins are not connected on the CMU S Access GmbH Tel 41 447003111 Oberhausenstrasse 47 Page 14 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www s access ch 5 3 Alarm Relay Connector Type Sub D15 female 13 Non Urgent Alarm normally closed Note All other pins are not connected on the CMU OOO OO OO OH 5 4 External Clock Input Connector Type BNC 75Q Note The input is transformer coupled 5 5 Ethernet connector Pin Signal Description 1 TD Transmission 2 TDN Transmission 3 RD Reception 6 RDN Reception S Access GmbH Tel 41 44 7003111 Oberhausenstrasse 47 Page 15 of 18 Fax 41 44 700 31 03 8907 Wettswill a A Email contact s access ch Switzerland WEB www
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