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Raisecom 
ISCOM6820-GP (A) Hardware Description 

2 Components 

 

 

Raisecom Proprietary and Confidential 

Copyright © Raisecom Technology Co., Ltd. 

13 

 

2.4 Expansion service card (GP16) 

2.4.1 Introduction 

The GP16 card is the GPON interface card of the ISCOM6820-GP, providing 16 GPON SFP 
interfaces. 

2.4.2 Panel and slots 

The GP16 card can be inserted into slot 4 only. 

Figure 2-10 shows the panel of the GP16 card. 

Figure 2-10

 

Panel of the GP16 card 

 

2.4.3 Interfaces 

There are 16 interfaces on the GP16 card. 

Table 2-11 lists interfaces on the GP16 card. 

Table 2-11

 

Interfaces on the GP16 card 

Interface 

Type 

Usage 

Description 

PON 1–16 

PON SFP 

GPON service interface 

Available optical module 
type: Class B+, Class C+, or 
Class ++ 

 

2.4.4 LEDs 

There are 17 LEDs on the GP16 subcard. 

Table 2-12 lists LEDs on the GP16 subcard. 

Содержание ISCOM6820-GP

Страница 1: ...ISCOM6820 GP A Hardware Description Rel_01 www raisecom com ...

Страница 2: ... may be excerpted reproduced translated or utilized in any form or by any means electronic or mechanical including photocopying and microfilm without permission in Writing from Raisecom Technology Co Ltd is the trademark of Raisecom Technology Co Ltd All other trademarks and trade names mentioned in this document are the property of their respective holders The information in this document is subj...

Страница 3: ...ed to the ISCOM6820 GP Name Description ISCOM6820 GP Hardware Description This guide mainly introduces the hardware structure and cards including product overview components fiber and cables pluggable optical module lookup table of LEDs lookup table of weight and power consumption ISCOM6820 GP Configuration Guide This guide mainly introduces supported services of the ISCOM6820 GP from aspects of s...

Страница 4: ... scenarios installation conditions and installation steps Conventions Symbol conventions The symbols that may be found in this document are defined as follows Symbol Description Indicate a hazard with a medium or low level of risk which if not avoided could result in minor or moderate injury Indicate a potentially hazardous situation that if not avoided could cause equipment damage data loss and p...

Страница 5: ...Technology Co Ltd 3 Convention Description Book Antiqua Heading 1 Heading 2 Heading 3 and Block are in Book Antiqua Change history Updates between document versions are cumulative Therefore the latest document version contains all updates made to previous versions Issue 01 2017 06 10 Initial commercial release ...

Страница 6: ...2 1 3 Hardware information label 7 2 2 Main control uplink card MCUA 9 2 2 1 Introduction 9 2 2 2 Panel and slots 9 2 2 3 Interfaces 9 2 2 4 LEDs 10 2 2 5 Technical specifications 11 2 3 Basic service card GPSC 11 2 3 1 Introduction 11 2 3 2 Panel and slots 11 2 3 3 Interfaces 11 2 3 4 LEDs 12 2 3 5 Technical specifications 12 2 4 Expansion service card GP16 13 2 4 1 Introduction 13 2 4 2 Panel an...

Страница 7: ...terfaces 19 2 7 4 LEDs 19 2 7 5 Technical specifications 19 2 8 Fan module FANS380 20 2 8 1 Introduction 20 2 8 2 Panel and slots 20 2 8 3 LEDs 21 2 8 4 Technical specifications 21 3 Fiber and cables 22 3 1 Fiber 22 3 1 1 Introduction 22 3 1 2 Connector 23 3 1 3 Wiring 25 3 2 Ethernet cable 25 3 2 1 Introduction 25 3 2 2 Appearance 25 3 2 3 Technical specifications 26 3 3 Configuration cable 28 3 ...

Страница 8: ... optical module 35 4 1 1 Functions and appearance 35 4 1 2 Label 35 4 1 3 Technical specifications 36 4 2 10 Gbit s SFP optical module 37 4 2 1 Functions and appearance 37 4 2 2 Technical specifications 37 4 3 PON SFP optical module 38 4 3 1 Functions and appearance 38 4 3 2 Standard 38 4 3 3 Technical specifications 39 5 Lookup table of LEDs 41 6 Lookup table of weight and power consumption 43 7 ...

Страница 9: ...gure 2 7 Hardware information label on the ISCOM6820 GP 8 Figure 2 8 Panel of the MCUA card 9 Figure 2 9 Panel of the GPSC card 11 Figure 2 10 Panel of the GP16 card 13 Figure 2 11 Panel of the GE16 card 15 Figure 2 12 Panel of the RPA1302 power module 17 Figure 2 13 Panel of the RPD1302 power module 19 Figure 2 14 Panel of the FANS380 module 21 Figure 3 1 LC PC fiber connector 23 Figure 3 2 SC PC...

Страница 10: ...ght Raisecom Technology Co Ltd 8 Figure 3 11 American AC power cable 32 Figure 3 12 Ground cable 33 Figure 3 13 OT terminal 33 Figure 4 1 1000 Mbit s SFP optical module 35 Figure 4 2 Label of the 1000 Mbit s SFP optical module 36 Figure 4 3 SFP optical module 37 Figure 4 4 PON SFP optical module 38 ...

Страница 11: ...10 Technical specifications of the GPSC card 12 Table 2 11 Interfaces on the GP16 card 13 Table 2 12 LEDs on the GP16 subcard 14 Table 2 13 Technical specifications of the GP16 card 14 Table 2 14 Interfaces on the GE16 card 15 Table 2 15 LEDs on the GE16 card 15 Table 2 16 Technical specifications of the GE16 card 16 Table 2 17 Interface on the RPA1302 power module 17 Table 2 18 LEDs on the RPA130...

Страница 12: ...2 Technical specifications of the American AC power cable 32 Table 3 13 Technical specifications of the ground cable 34 Table 3 14 Technical specifications of the OT terminal 34 Table 4 1 Model of the 1000 Mbit s SFP optical module 36 Table 4 2 Technical specifications of the 1000BASE X SFP optical interface 36 Table 4 3 Technical specifications of the 1000BASE X SFP optical module 37 Table 4 4 Te...

Страница 13: ...w density and long distance requirements for optical fiber access Act as an OLT in GPON and work with the Optical Network Unit ONU Meet the requirements of FTTx such as Fiber to The Home FTTH and Fiber to The Building FTTB Support automatically collecting information about the power grid and meet requirements on building the intelligent community Support providing Triple Play services using the si...

Страница 14: ...ns of the chassis are 442 mm Width 236 mm Depth 88 mm Height without brackets Figure 1 1 shows the appearance of the ISCOM6820 GP chassis Figure 1 1 Appearance of the ISCOM6820 GP chassis 1 2 2 Distribution of slots The ISCOM6820 GP provides the following 6 slots 2 slots for main control uplink cards 1 basic service card slot 1 expansion subcard slot 1 fan module slot 1 power module slot Figure 1 ...

Страница 15: ...ation DC model 8 5 kg AC model 9 0 kg Maximum power consumption Standard configuration DC model 110 W AC model 110 W Full configuration DC model 200 W AC model 200 W DC power Rated voltage 48 VDC Voltage range 38 4 to 57 6 VDC AC power Rated voltage 110 220 VAC Voltage range 100 240 VAC Frequency 50 60 Hz Standard configuration chassis GPSC basic service card 1 main control uplink card power modul...

Страница 16: ...ding the following sections Overview Main control uplink card MCUA Basic service card GPSC Expansion service card GP16 Expansion service card GE16 AC power module RPA1302 220D4805 DC power module RPD1302 48D4805 Fan module FANS380 2 1 Overview 2 1 1 Classification The ISCOM6820 GP is composed of the following 5 types of components Main control uplink card Basic service card Expansion service card ...

Страница 17: ...ce card GPSC Provide 16 GPON subcards Expansion service card GP16 Provide 16 GPON subcards GE16 Provide 16 GE subcards Power card RPD1302 48D4805 Dual DC inputs Provide a 48 VDC interface for the service frame RPA1302 220D4805 Single AC input Provide a 110 220 VAC interface for the service frame Fan module FANS380 Fan module 2 1 2 Appearances Appearance of main control uplink card Figure 2 1 shows...

Страница 18: ...igure 2 2 Appearance of the basic service card Appearance of expansion service card Figure 2 3 shows the appearance of the GP16 card Figure 2 3 Appearance of the GP16 card Figure 2 4 shows the appearance of the EP16 card Figure 2 4 Appearance of the EP16 card Appearance of power module Figure 2 5 shows the appearance of the power module ...

Страница 19: ... Appearance of the power module Appearance of fan module Figure 2 6 shows the appearance of the fan module Figure 2 6 Appearance of the fan module 2 1 3 Hardware information label Hardware information of ISCOM6820 GP components is pasted on the eye catching position of the Printed Circuit Board PCB to facilitate viewing it as shown in Figure 2 7 ...

Страница 20: ...f hardware information labels may be different because the layouts of elements are different so search for it carefully Table 2 2 lists items on the hardware information label Table 2 2 Items on the hardware information label Parameter Description P N Name and type of the component REV Hardware version of the component where A means a release version and 00 means a build Bar code Bar code of the c...

Страница 21: ...ly Figure 2 8 shows the panel of the MCUA card Figure 2 8 Panel of the MCUA card 2 2 3 Interfaces There are 4 interfaces on the MCUA card Table 2 3 lists interfaces on the MCUA card Table 2 3 Interfaces on the MCUA card Interface Type Usage Description CONSOLE RJ45 Local management interface RS 232 serial interface SNMP RJ45 Remote network management interface 10 100 1000BASE T adaptive electrical...

Страница 22: ...here 2 LEDs are integrated with the 10GE Ethernet optical interface Table 2 6 lists LEDs on the MCUA card Table 2 6 LEDs on the MCUA card LED Status Description ACT Green On the card is the active card Off the card is the backup card SYS ALM Three colors System working LED Blinking green every 1s the card works normally Blinking green every 0 25s the card is initiating and loading Red On the syste...

Страница 23: ...ow the electrical interface is working at 1000 Mbit s Off the electrical interface is working at 100 Mbit s 2 2 5 Technical specifications Table 2 7 lists technical specifications of the MCUA card Table 2 7 Technical specifications of the MCUA card Parameter Description Dimensions 141 25 mm Width 222 mm Depth 37 30 mm Height Weight 0 4 kg Power consumption 11 W 2 3 Basic service card GPSC 2 3 1 In...

Страница 24: ...s the card works normally Blinking green every 0 25s the card is initiating and loading Red On the system fails the backplane fails Blinking red the card is not properly inserted Orange On the card is in Standby mode Orange Off the system works abnormally LNK 1 16 Green PON interface working LED Green the PON interface is connected properly and there is a registered ONU working on the interface Of...

Страница 25: ...nd slots The GP16 card can be inserted into slot 4 only Figure 2 10 shows the panel of the GP16 card Figure 2 10 Panel of the GP16 card 2 4 3 Interfaces There are 16 interfaces on the GP16 card Table 2 11 lists interfaces on the GP16 card Table 2 11 Interfaces on the GP16 card Interface Type Usage Description PON 1 16 PON SFP GPON service interface Available optical module type Class B Class C or ...

Страница 26: ... other LEDs will be Off LNK 1 16 Green PON interface working LED Green the PON interface is connected properly and there is a registered ONU working on the interface Off the PON interface is disconnected or there is no registered ONU working on the interface 2 4 5 Technical specifications Table 2 13 lists technical specifications of the GP16 card Table 2 13 Technical specifications of the GP16 car...

Страница 27: ...antity Status Description SYS ALM 1 Three colors System working LED Blinking green every 1s the card works normally Blinking green every 0 25s the card is initiating and loading Red On the system fails the backplane fails Blinking red the card is not properly inserted Orange On the card is in Standby mode Orange Off the system works abnormally When the card is in standby status the orange LED On a...

Страница 28: ...wing features Wide range of voltage input 100 240 VAC Rated output voltage 53 5 V and 5 5 V rated output current 5 5 A and 3 A Input overvoltage protection output overvoltage protection output overcurrent protection output overvoltage protection short circuit protection and overheating protection Input surge current and voltage suppression Power status LED Operating temperature 40 to 65 C Turn off...

Страница 29: ...e are 4 LEDs on the RPA1302 power module Table 2 18 lists LEDs on the RPA1302 power module Table 2 18 LEDs on the RPA1302 power module LED Status Description SYS Green Power LED Green the power supply is working properly Off the device is powered off or powered on improperly ALM Red Alarm LED Green the power supply works abnormally Off the device is not powered on or powered on improperly 48V Gree...

Страница 30: ...240 VAC Output power 300 W Lightning protection level AC power Differential mode 3 kV Common mode 6 kV 2 7 DC power module RPD1302 48D4805 2 7 1 Introduction The RPD1302 48D4805 hereinafter referred to as RPD1302 module is the DC power module of the ISCOM6820 GP It supports the following features Wide voltage input 38 4 to 57 6 VDC Rated output voltage 48 V and 5 5 V rated output current 6 A and 3...

Страница 31: ...Usage RTN Ground interface NEG 48 V power input interface 2 7 4 LEDs There are 4 LEDs on the RPD1302 power module Table 2 21 lists LEDs on the RPD1302 power module Table 2 21 LEDs on the RPD1302 power module LED Status Description PWR 1 2 Green Power LED Green the power supply is working properly Off the device is not powered on or powered on improperly ALM 1 2 Red Alarm LED Red the power supply w...

Страница 32: ... 300 W Lightning protection level Differential mode 500 V Common mode 1 kV 2 8 Fan module FANS380 2 8 1 Introduction The FANS380 module is the fan module of the ISCOM6820 GP It supports the following features Support fan monitoring The system monitors the working status of the fan and an alarm is generated when the fan fails Support adjusting the rotational speed of the fan manually or automatical...

Страница 33: ...LED Status Description PWR Green Power LED Green the power supply is working properly Off the power supply is working improperly ALM Red Alarm LED Red the module is working improperly and an alarm is generated Off the module is working properly 2 8 4 Technical specifications Table 2 24 lists technical specifications of the FANS380 module Table 2 24 Technical specifications of the FANS380 module Pa...

Страница 34: ...nds of fiber are different in color The yellow one is the single mode fiber and the orange one is the multi mode fiber The ISCOM6820 GP can be connected to the Optical Distribution Frame ODF or optical interfaces of other devices through fiber Table 3 1 lists the type and usage of the fiber Table 3 1 Type and usage of the fiber Usage Local connector Remote connector Type Standard Connect the ISCOM...

Страница 35: ...interface Otherwise it may increase additional loss of fiber links reduce transmission quality of services or even damage the connector and optical interface 3 1 2 Connector Fiber connectors are different in shape ferrule end face and pigtail sheath color as shown in Table 3 2 Table 3 2 Fiber connectors Connector Description Pigtail sheath color LC PC Clamping square fiber connector micro convex g...

Страница 36: ... out SC PC fiber connector Figure 3 2 shows the appearance of the SC PC fiber connector Figure 3 2 SC PC fiber connector When connecting or removing the SC PC fiber connector align the connector with the optical interface and do not rotate the fiber Do as below To connect the fiber align the head of the fiber with the optical interface and insert the fiber into the interface gently To remove the f...

Страница 37: ...r Wiring Local optical interface Direction of optical signals Peer optical interface Single fiber connection Optical interface Optical interface Dual fiber connection Optical interface Tx Optical interface Rx Optical interface Rx Optical interface Tx 3 2 Ethernet cable 3 2 1 Introduction The Ethernet cable of the ISCOM6820 GP can be used to Connect the Ethernet electrical interface of the ISCOM682...

Страница 38: ...rossover cable follows EIA TIA568A wiring the other RJ45 connector follows EIA TIA568B wiring Straight through cable Table 3 4 lists wiring of the straight through cable Table 3 4 Wiring of the straight through cable Connector 1 RJ45 EIA TIA568B Connector 2 RJ45 EIA TIA568B PIN 1 White Orange PIN 1 White Orange PIN 2 Orange PIN 2 Orange PIN 3 White Green PIN 3 White Green PIN 4 Blue PIN 4 Blue PIN...

Страница 39: ...ts the wiring of the crossover cable Table 3 5 Wiring of crossover cable Connector 1 RJ45 EIA TIA568A Connector 2 RJ45 EIA TIA568B PIN 1 White Green PIN 1 White Orange PIN 2 Green PIN 2 Orange PIN 3 White Orange PIN 3 White Green PIN 4 Blue PIN 4 Blue PIN 5 White Blue PIN 5 White Blue PIN 6 Orange PIN 6 Green PIN 7 White Brown PIN 7 White Brown PIN 8 Brown PIN 8 Brown Figure 3 6 shows wiring of th...

Страница 40: ...length which can be customized For example if the customer requires 2 meter cables they are named CBL ETH RJ45 RJ45 2m RoHS 3 3 Configuration cable The configuration cable is used to connect the Console interface of the ISCOM6820 GP and the RS 232 serial interface of the maintenance console and transmit configuration data signals The maintenance console troubleshoots and maintains the ISCOM6820 GP...

Страница 41: ... Figure 3 7 Configuration cable 3 3 2 Wiring Figure 3 8 shows the PINs and wiring of the RS 232 serial interface and RJ45 Ethernet interface Figure 3 8 PINs and wiring Table 3 7 lists PINs of the RS 232 interface Table 3 7 PINs of the RS 232 interface PIN Function PIN Function PIN 1 DCD PIN 6 DSR PIN 2 RxD PIN 7 RTS PIN 3 TxD PIN 8 CTS PIN 4 DTR PIN 9 RI PIN 5 GND Table 3 8 lists PINs of the RJ45 ...

Страница 42: ...and then transmits power to the entire device 3 4 2 Appearance The DC power cable is composed of the DC power connector and coaxial cable as shown in Figure 3 9 Figure 3 9 DC power cable 3 4 3 Technical specifications Table 3 9 lists technical specifications of the DC power cable Table 3 9 Technical specifications of the DC power cable Parameter Description Name POL DC 2C DSUB U 6 0mm2 D RoHS Conn...

Страница 43: ...the entire device Types of the AC power cable of the ISCOM6820 GP depend on different regional standards as shown in Table 3 10 Table 3 10 AC power cable of the ISCOM6820 GP Regional standard Name European standard POL AC European 3 pin C13 connector 0 75 mm2 D RoHS American standard POL AC American 3 pin C13 connector 18AWG D RoHS 3 5 2 Appearance The AC power cable which meets European standard ...

Страница 44: ... gauge 3 0 75 mm2 Length The letter D indicates the length which can be customized For example if the customer requires 1 5 meter cables they are named POL AC European 3 pin C13 connector 0 75 mm2 1 5 m RoHS Table 3 12 lists technical specifications of the American AC power cable Table 3 12 Technical specifications of the AmericanAC power cable Parameter Description Name POL AC American 3 pin C13 ...

Страница 45: ...ge 3 6 1 Introduction The ground cable is used to ground the ISCOM6820 GP 3 6 2 Appearance The ground cable is composed of the ground terminal and conductive wire In general ground terminals are OT bare pressure terminals and the conductive wire is a yellow green copper soft flame retardant conducting wire Figure 3 12 and Figure 3 13 shows the ground cable and OT terminal respectively Figure 3 12 ...

Страница 46: ...s a 2 m cable the cable name will be named POL ground cable RNB22 6S stripped wire 16mm2 2m RoHS The letter D in the model indicates the length which can be customized For example if the customer requires 2 meter cables they are named POL ground cable RNB22 6S stripped wire 16mm2 2m RoHS Table 3 14 lists technical specifications of the OT terminal Table 3 14 Technical specifications of the OT term...

Страница 47: ...0 Gbit s SFP optical module PON SFP optical module 4 1 1000 Mbit s SFP optical module 4 1 1 Functions and appearance The 1000 Mbit s Small Form factor Pluggables SFP optical module is applicable to the 1000 Mbit s telecommunication or data communication networks It is integrated with sending and receiving features Figure 4 1 shows the appearance of the 1000 Mbit s SFP optical module Figure 4 1 100...

Страница 48: ...ce M 0 55 km S1 15 km S2 40 km S3 80 km D Support DDM 01 Internal identifier different values of which indicate the same function R Comply with RoHS 1310nm Tx wavelength 1310 nm SM SMF DDM Support link detection 21CFR J Comply with U S DHHS 21CFR J Class1 Comply with class 1 laser safety 4 1 3 Technical specifications Table 4 2 lists technical specifications of the 1000BASE X SFP optical interface...

Страница 49: ... 17 0 55 USFP Gb S1 D R 1310 LC PC Dual fiber SM 10 to 3 3 9 21 15 USFP Gb S2 D R 1550 LC PC Dual fiber SM 3 to 2 3 9 21 40 USFP Gb S3 D R 1550 LC PC Dual fiber SM 3 to 2 9 9 30 80 4 2 10 Gbit s SFP optical module 4 2 1 Functions and appearance The SFP optical module can be applied to 10Gbit s telecommunication or data communication networks It is integrated with sending and receiving features Fig...

Страница 50: ...ations of the SFP optical module Model Tx wavelength nm Laser type Rx laser Tx optical power dBm Min overload point dBm Extinction ratio dB Rx sensitivity dBm Transmiss ion distance km USFP 192 M 850 VCSEL PIN 8 2 to 1 1 4 5 11 1 0 3 USFP 192 S1 1310 DFB PIN 8 2 to 1 1 4 5 14 4 10 4 3 PON SFP optical module 4 3 1 Functions and appearance The PON SFP optical module can be applied to the PON system ...

Страница 51: ...avelength Laser type Tx 1490 nm DFB Rx 1310 nm APD TIA Tx optical power 1 5 5 dBm Extinction ratio 8 2 dB Rx sensitivity 28 dBm Minimum overload point 8 dBm Table 4 7 lists technical specifications of the Class C optical module Table 4 7 Technical specifications of the Class C optical module Parameter Description Model GSFP CLCDM R Transmission rate Tx 2 5 Gbit s Rx 1 25 Gbit s Interface type SC P...

Страница 52: ...f the Class C optical module Parameter Description Model GSFP CLCDM R Transmission rate Tx 2 5 Gbit s Rx 1 25 Gbit s Interface type FC PC Max transmission distance 60 km Fiber mode SMF Central wavelength Laser type Tx 1490 nm DFB Rx 1310 nm APD TIA Tx optical power BOL 5 5 10 dBm Tx optical power EOL 4 5 10 dBm Extinction ratio 8 2 dB Rx sensitivity 31 dBm Minimum overload point 12 dBm ...

Страница 53: ...tem working LED Fast blinking green 4 Hz the system is initializing Slow blinking green 0 5 Hz the system is working properly Off the system is working improperly LINK ACT SFP optical interface Green Line working LED Green the interface is connected properly Blinking green the interface is transmitting data Off the interface is disconnected or connected improperly LINK ACT RJ45 electrical interfac...

Страница 54: ...s abnormally When the card is in standby status the orange LED On all other LEDs will be Off LNK Green PON interface working LED Green the PON interface is connected properly and there is a registered ONU working on the interface Off the PON interface is disconnected or there is no registered ONU working on the interface ALM Red Power alarm LED Red the power is working improperly and an alarm is g...

Страница 55: ... Standard configuration DC 7 0 kg AC 7 6 kg Full configuration DC 8 5 kg AC 9 0 kg Maximum power consumption Standard configuration DC 110 W AC 110 W Full configuration DC 200 W AC 200 W GPSC Weight 1 3 kg Power consumption 70 W MCUA Weight 0 4 kg Power consumption 11 W GP16 Weight 1 1 kg Power consumption 70 W GE16 Weight 0 88 kg Maximum power consumption 32 W RPA1302 Weight 1 1 kg Power consumpt...

Страница 56: ...d Confidential Copyright Raisecom Technology Co Ltd 44 FANS380 Weight 0 7 kg Power consumption 22 W Standard configuration chassis basic service card GPSC main control uplink card power module and 1 fan module Full configuration chassis basic service card GPSC 2 expansion service cards power module and 1 fan module ...

Страница 57: ...unit namely 1 U 44 45 mm B Bracket Small parts at the side of chassis being used to install the chassis into the cabinet E ETSI 600 cabinet Cabinet with width of 600 mm depth of 600 mm compliant with the ETSI standard F Full duplex In a communication link both parties can receive and send data concurrently G Ground cable The cable to connect the device to ground usually a yellow green coaxial cabl...

Страница 58: ...t 1mW It will neither cause fire nor generate harmful radiation under normal conditions M Multi mode fiber In this fiber multi mode optical signals are transmitted P PWE3 Pseudo Wire Emulation Edge to Edge R RS232 In synchronization transfer mode no handshaking signals able to communicate with RS232 or RS422 devices point to point in transparent transmission with a maximum rate of 19 2 Kbit s S Se...

Страница 59: ...SD Electro Static Discharge ETSI European Telecommunications Standards Institute L LLDP Link Layer Discovery Protocol M MPLS Multi protocol label switching O ODF Optical Distribution Frame OAM Operation Administration and Maintenance P PTN Packet Transport Network PTP Precision Time Protocol Q QoS Quality of Service R RH Relative Humidity S SLA Service Level Agreement U UPS Uninterruptible Power S...

Страница 60: ......

Страница 61: ...Address No 11 East Area No 10 Block East Xibeiwang Rd Haidian District Beijing P R China Postal code 100094 Tel 86 10 58963399 Fax 8610 58963399 8886 http www raisecom com Email export raisecom com ...

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