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RCMS2601-30

Modular Ethernet Multiplexer

User Manual

(Rev. A)

Raisecom Technology Co., Ltd

(07/2005)

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Summary of Contents for RCMS2601-30

Page 1: ...RCMS2601 30 Modular Ethernet Multiplexer User Manual Rev A Raisecom Technology Co Ltd 07 2005 ...

Page 2: ...evice that has precise elements please avoid violent shakes and impacts and do not disassemble or maintain the device yourself If it is required please do it under the guide of our technical staff following in the steps of anti static Please contact us if there is any need There must be grounding protection for the sake of safety do not disassemble the device yourself we regard it as you waiver yo...

Page 3: ...Description of the Front Panel 6 4 2 Dip switch Setup 7 4 2 1 SW1 for Working Modes 7 4 2 2 Fault Pass Through Capability Explanation 7 4 2 3 E1 Remote Loop back Test 8 4 2 4 How to Implement Remote Network Management 8 5 Installation and Test 10 5 1 Inspect after Opening 10 5 2 Preparation before Installation 10 5 3 Installation 10 5 3 1 Connecting the Cables 10 5 3 2 Function Configuration 11 6 ...

Page 4: ... strand single mode DSC dual wavelength 1550nm TX 1310nm RX 0 25 km RCMS2601 30 S 2 Host site remote site module 10 100Mbps auto sensing RJ45 120 Ohm balanced E1 RJ45 single strand single mode DSC dual wavelength 1550nm TX 1310nm RX 10 60 km 2 2 Main Features z Low power consumption due to extra large scale ASIC chips high reliability due to 4 layer PCB z Providing 1 E1 channel interface transpare...

Page 5: ... Ethernet interface Modular single strand fiber optic L2 Ethernet switching capability Multi service Raisecom code RC short for Raisecom Note Equipments that can work in pairs Host site Remote site RCMS2601 30 S1 RCMS2401 30 S1 or RCMS2301 30 FV35 S1 Single strand fiber optic equipment RCMS2601 30 S2 RCMS2401 30 S2 or RCMS2301 30 FV35 S2 ...

Page 6: ...4 3 2 Fast Ethernet Interface Specification IEEE 802 3 IEEE 802 3u IEEE 802 1d Spanning Tree IEEE 802 1q VLAN Support oversized Ethernet data frame up to 1916 bytes Working mode 10 100M Auto Negotiation Auto MDI MDIX manual configurable Flow control IEEE802 3x and back pressure 3 3 Optical Interface Specification Bit rate 150Mbps Fiber connector SC Transmission distance Single mode dual strand S1 ...

Page 7: ...ting direction It includes 4 alarm levels lose of signal lose of frame BER exceeds 10 3 and BER exceeds 10 6 ETH Ethernet Interface RJ45 socket unshielded twisted pair LNK ACT Link Action The green indicator will be lightened when the link is in normal condition It flashes when transmitting to receiving data 100M 100Mbps The green indicator will be lightened when working at the rate of 100Mbps E1 ...

Page 8: ...erved Reserved 5 Fault Pass Through disabled Fault Pass Through enabled 6 Enable MDI MDIX auto negotiation Disable MDI MDIX auto negotiation Straight through cable shall be used to connect to Switch crossover cable shall be used to connect to NIC and Routers 7 E1 link normal working mode E1 link remote loop back 8 Auto recognition of network management channel Forced remote network management Plea...

Page 9: ...fault pass through capability is designed for users who have particular requirements When it is disabled any fault at remote site and at optical interface has nothing to do with local interfaces all the interfaces of local module will be open In order to avoid misunderstanding users are advised to use it cautiously The factory default status is disabled 4 2 3 E1 Remote Loop back Test E1 remote loo...

Page 10: ...t module installed The remote site module is installed in Raisecom s single slot chassis B The both modules are installed in 16 slot 3U high chassis but only the host site chassis is equipped with network management module The remote site module shall be set to forced remote network management mode That is to say the 8th switch shall be turned to ON ...

Page 11: ...ower meter for test of line quality z Place the equipment at stable and secure environment Pay attention to the requirements of the ambience 5 3 Installation This module can be installed into Raisecom s dedicated 16 slot 3U high chassis 4 slot 1U high chassis and single slot chassis Slowly insert the module into the slot to the end and fasten the fixing screw tightly 5 3 1 Connecting the Cables z ...

Page 12: ...guration After connecting the cables and applying the power supply there shall not be alarms at the optical interface If users want to configure the dip switches first unplug the module from the chassis and then use a flat screw driver to set switches ...

Page 13: ... Green is not ON Answer Power supply fails Check whether the power supply is working properly z LAL indicator Red at optical interface is ON Answer Loss of signal at the optical interface Check whether the input of optical fiber is connected properly Users can test the optical power using optical power meter The optical power shall be larger than the receiving sensitivity z E1 sub channel L R LOS ...

Page 14: ...Cat 5 twisted pair cable with RJ45 connector to connect this equipment Note that the cable shall not be longer than 100 meters The cable can be either straight through or crossover The sequence of the RJ45 connector is as follows Pin Number 1 2 3 4 5 6 7 8 MDI Definition TX TX RX Not Used Not Used RX Not Used Not Used MDI X Definition RX RX TX Not Used Not Used TX Not Used Not Used Pin 1 Pin 8 ...

Page 15: ...Raisecom Technology Co Ltd 14 2005 Raisecom Technology Co Ltd All trademarks are the property of their respective owners Technical information may be subject to change without prior notification ...

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