Mellanox Technologies MetroX TX6240 Hardware User Manual Download Page 13

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Introduction to Mellanox MetroX™Long Haul Systems

Rev 1.1

Mellanox Technologies

1.6

Ordering Information

the following table lists ordering information for the available systems. Please pay attention to
the airflow direction when ordering your system. For more details, see “Air Flow” on page 15._

Table 5 - Ordering Part Numbers (OPNs)

System

Model

OPN

Description

TX6240

MTX6240-2F_BL

MetroX™ 40km WDM lossless long haul 40G system bundle, 2 long-haul QSFP+
ports, PSU side to connector side airflow, RoHS6

TX6280

MTX6280-2F_BL

MetroX™ 80km WDM lossless long haul 40G system bundle, 1 long-haul QSFP+
port, PSU side to connector side airflow, RoHS6

Summary of Contents for MetroX TX6240

Page 1: ...www mellanox com Mellanox MetroX Long Haul Systems Hardware User Manual Models TX6240 TX6280 Rev 1 1...

Page 2: ...DUCT PRODUCT S AND ITS RELATED DOCUMENTATION ARE PROVIDED BY MELLANOX TECHNOLOGIES AS IS WITH ALL FAULTS OF ANY KIND AND SOLELY FOR THE PURPOSE OF AIDING THE CUSTOMER IN TESTING APPLICATIONS THAT USE...

Page 3: ...4 2 5 Grounding 26 2 5 1 TX6240 TX6280 Grounding 26 2 5 2 MEX6200 Grounding 26 2 6 Connecting the TX6240 TX6280 System to the MEX6200 Unit 27 2 7 Cable Installation 30 2 8 Initial Power On 31 2 8 1 TX...

Page 4: ...ld Definitions 69 Appendix C Interface Specifications 70 C 1 QSFP Interface 70 C 2 RJ 45 CONSOLE and I2C Interface 72 C 3 RJ45 to DB9 Harness Pinout 73 Appendix D Disassembly and Disposal 74 D 1 Disas...

Page 5: ...Tray 25 Figure 16 Grounding the MEX6200 27 Figure 17 MEX6200 TX6240 Connectivity 28 Figure 18 MEX6200 TX6280 Connectivity 29 Figure 19 MetroX E2E Connectivity 29 Figure 20 Breakout or Fanout Cable 30...

Page 6: ...Mellanox Technologies 6 Figure 37 Rear Side Panel 55 Figure 38 Port LEDs 56 Figure 39 Pull out Tab 58 Figure 40 QSFP Connector Male and Female Views 71 Figure 41 RJ45 to DB9 Harness Pinout 73...

Page 7: ...pecification 45 Table 16 COM Port Specification 45 Table 17 ALARM Interfaces Pin Function 46 Table 18 MNG Port Specifications 47 Table 19 Control Connector Wiring 48 Table 20 ETH Port Connector Pin Fu...

Page 8: ...Mellanox Technologies 8 Table 37 RJ 45 CONSOLE Pinout 72 Table 38 RJ 45 I2C Pinout 72...

Page 9: ...n History Table Date Revision Description June 2015 1 2 Added Hebrew safety warnings Added Japan VCCI Statement Updated Specifications Updated Mounting Options December 2014 1 1 Updated Section 2 3 Pa...

Page 10: ...ent Description SwitchX Switch System Hardware Release Notes For possible hardware issues see the switch support product page This docu ment can be found on the support web page for this product MLNX...

Page 11: ...that enables today s data centers and storage to run over local and distributed InfiniBand fab rics managed as a single unified network infrastructure The TX6240 and TX6280 systems which implement lon...

Page 12: ...ferent regions of the world is located on the Mellanox website at http www mellanox com page environmental_compliance TX6280 N A 1 FDR10 QSFP uplink 1 FDR QSFP downlink 40Gb s Table 4 Management Inter...

Page 13: ...direction when ordering your system For more details see Air Flow on page 15 _ Table 5 Ordering Part Numbers OPNs System Model OPN Description TX6240 MTX6240 2F_BL MetroX 40km WDM lossless long haul 4...

Page 14: ...Section 2 10 on page 37 2 1 Safety Warnings Prior to the installation please review the safety warnings as follows For Nordic Countries Notices see Section E 1 Nordic Countries Notices on page 75 For...

Page 15: ...power side outlet marked with red labels on the power supply side as shown in Figure 2 Power rear side inlet to connector side outlet marked with blue labels on the power supply side as shown in Figur...

Page 16: ...et to Power Side Outlet Figure 3 Air Flow Direction Marking Power Side Inlet to Connector Side Outlet F Power side inlet to connec tor side outlet Blue labels are placed on the power inlet side Table...

Page 17: ...t for rack installation 19 23 if ordered or 600 mm ETSI if ordered Fiber tray 8 x Flat Phillips screws 4 x Phillips pan head M6 screws 4 x M6 cage nuts 1 x Rail kit 2 x Power cable for each power supp...

Page 18: ...M6 screws 4 x M6 cage nuts 1 x Rail kit 1 x Power cable for each power supply unit Type C13 to C14 length 183cm 1 x Harness DB9 to RJ 45 1 x Mellanox optical module 40Gb s QSFP MPO 850nm SR4L up to 3...

Page 19: ...e mounted using either of the rail kits The following parts are included in the rail kit rack see Figure 4 Two rails Two rail slides Two system slides 16 recessed flat head 6 32 screws with extras 10...

Page 20: ...by optional placement of the system s rails The FRU side is extractable Mounting the sliding rail inverted to the system will allow you to slide the FRU side of the system in and out Mounting the slid...

Page 21: ...lts for each corner install the rails and rail slides in the rack Do not tighten the bolts yet Figure 7 Slide the Rail into the Rail Slide Side you will slide the system into Second side This side of...

Page 22: ...tallation Rev 1 1 Mellanox Technologies 22 Figure 8 Installing the Slides Step 6 Slide the system into the rails Step 7 Place the system and screw the bolts into the nuts Tighten the bolts to 4 5 0 5...

Page 23: ...Installation Rev 1 1 Mellanox Technologies 23 Figure 9 System Placement in the Rack Figure 10 Installation Completed...

Page 24: ...illustrated in Figure 13 Note that each of the brackets can be shifted by 6cm inside or outside Figure 12 Rack Mount Brackets In case you are required to transfer the MEX6200 WDM unit after the rack m...

Page 25: ...of the M6 screws in the top left and bottom right nuts as shown in Figure 14 The recommended screw torque is 4 5 0 5 Nm Step 4 Install the provided fiber tray Fasten two M6 screws in the empty nuts t...

Page 26: ...e low resistance grounding system Before connecting any cables the protective ground terminal of the MEX6200 must be con nected to a protective ground see Connection Data The grounding must also be ma...

Page 27: ...nk ports of the WDM 2 4 etc Step 6 Insert the QSFP SR4L modules into the system s EXT ports Step 7 Connect the fiber cable connector to the EXT ports on one end and to the downlink ports of the WDM LC...

Page 28: ...applied To control the connection of power to the MEX6200 it is recommended to use an external power ON OFF system that disconnects all poles simultaneously For example the circuit breaker used to pr...

Page 29: ...Installation Rev 1 1 Mellanox Technologies 29 Figure 18 MEX6200 TX6280 Connectivity Figure 19 MetroX E2E Connectivity...

Page 30: ...LED will turn on To remove a cable disengage the locks and slowly pull the connector away from the port receptacle The LED indi cator for that port will turn off when the cable is unseated For more in...

Page 31: ...th normal operation as shown in Figure 21 below For more information refer to LEDs on page 52 Caution The system platform will automatically power on when AC power is applied There is no power system...

Page 32: ...rsists call your Mellanox representative for assistance System with 1 PSU System with 2 PSUs CAUTION Risk of electric shock and energy hazard The two power supply units are independent Disconnect all...

Page 33: ...ed harness cable DB9 to RJ45 Make sure to connect to the Console RJ45 port and not to the Ethernet MGT port Step 2 Configure a serial terminal program for example HyperTerminal minicom or Tera Term on...

Page 34: ...e type a different hostname and press Enter Step 2 Use DHCP on mgmt0 interface no yes Perform this step to obtain an IP address for the system mgmt0 is the management port of the system If you wish th...

Page 35: ...d run the command configura tion jump start in Config mode Table 10 Configuration Wizard Session Static IP Configuration Wizard Session Display Static IP Configuration Example Mellanox configuration w...

Page 36: ...Ethernet connection between the system and a local network machine using a stan dard RJ45 connector Step 2 Start a remote secured shell SSH using the command ssh l username IP_address switch config sh...

Page 37: ...your right hand push the latch release with your thumb while pulling the handle outward As the power supply unit unseats the power supply unit status LEDs will turn off Step 3 Remove the power supply...

Page 38: ...felt Step 3 Continue pressing the power supply unit until it seats completely The latch will snap into place confirming the proper installation Step 4 Insert the power cord into the supply connector...

Page 39: ...sure the mating connector of the new unit is free of any dirt and or obstacles Step 2 Insert the fan unit by sliding it into the opening until slight resistance is felt Continue pressing the fan unit...

Page 40: ...connector 3A for connection to AC power 2 10 2 2Fan The MEX6200 is available with a pluggable and replaceable fan unit The air intake vents are located on the right side The fan unit has an automatic...

Page 41: ...nfiniBand data rate where each lane of a 4X port runs a bit rate of 14 0625 Gb s with 64b 66b encoding resulting in an effective bandwidth of 56 25 Gb s 3 1 1 RS232 Console The port labeled Console is...

Page 42: ...nector 3 1 5 Reset Button The reset button is located on the front side panel under the status LEDs This reset button requires a tool to be pressed To reset the system and the CPU of its management bo...

Page 43: ...show its operating status Figure 27 MEX6200 Front Panel provides a front view of the MEX6200 physical interface Figure 27 MEX6200 Front Panel 3 2 1 LINK Ports and Connectors A link port is a part of a...

Page 44: ...gle transponder Uplink ports Odd numbered ports LINK1 LINK3 LINK5 LINK7 LINK9 LINK11 LINK13 LINK15 Service ports Even numbered ports LINK2 LINK4 LINK6 LINK8 LINK10 LINK12 LINK14 LINK16 Table 12 Uplink...

Page 45: ...Multifiber Pull Off MPO connectors suitable for a dedicated ribbon cable The MUX DEMUX port together with the ribbon cable attached to it is used to connect the uplink ports and OSC to the passive MU...

Page 46: ...nection of pin 6 ALARM Common is switched to this pin pin 1 2 ALARM Normally Closed ALARM1_NC In normal operation pin 6 ALARM Com mon is internally connected to this pin pin 2 Upon a Major or Critical...

Page 47: ...er electrical SFP modules a The pin will be implemented in a future software release Table 18 MNG Port Specifications Specification Requirement Fiber cable type Optical SFP Single mode or multi mode C...

Page 48: ...nnector is wired in accordance with the following table 3 2 2 2 ETH Port and Connector The MEX6200 can be accessed through the Ethernet 10 100 Base T LAN port for local manage ment The MEX6200 ETH por...

Page 49: ...uration the MEX6200 supports unidirectional non revertive 1 1 facility protection Unidirectional Each side selects the Active line independently Non revertive To reduce the number of traffic hits no s...

Page 50: ...ion Protection Group Port Role Transceiver Type Group 1 LINK 1 Working uplink SFP SFP LINK 2 Service port SFP SFP LINK 3 Protection uplink SFP SFP LINK 4 Unused Group 2 LINK 5 Working uplink SFP SFP L...

Page 51: ...nk transceiver failure The facility protection ensures service continuity in case of a fiber break The fiber protection based on the Optical Switch module is supported only for point to point topologi...

Page 52: ...tem Status LEDs Front and Rear sides Both of the System Status LEDs front and back supply identical information Table 23 Status LEDs Symbol Name Description Normal Conditions System Status LED Shows t...

Page 53: ...up and running normal condition N A Flashing Green The system is booting up This assignment is valid on managed systems only Wait up to five minutes for the end of the booting process Solid Red Major...

Page 54: ...t indicates the status of the unit Table 25 Fan Status LED Assignments LED Behavior Description Action Required Solid Green All fans are up and running normal condition N A Solid Red Error one or more...

Page 55: ...ssignments LED Behavior Description Action Required Solid Green The Power supply is running in normal condi tion N A Solid Red Error the unit is not operational In case there is an FRU the module shou...

Page 56: ...s up with traffic N A Flashing Orange Physical errors Check the cable Table 29 Port LEDs in InfiniBand System Mode LED Behavior Description Action Required Off Physical link is down Check the cable So...

Page 57: ...mal operation Red Alarm detected MNG Port LEDs MNG1 and MNG2 OFF Admin Down Green Normal operation Red Alarm detected COM Ampli fier LEDs E1 and E2 in a con figuration with two EDFA modules or with an...

Page 58: ...ies 58 3 4 Inventory Pull out Tab The system s inventory parameters such as serial number part number GUID and MAC address can be extracted from the Inventory pull out tab on the lower right side of t...

Page 59: ...Use the CLI or the GUI in order to perform software upgrades For further information please refer to the MLNX OS Software User Manual section Upgrading MLNX OS Software Be sure to read and follow all...

Page 60: ...contact an FAE if the MLNX OS software did not load properly System Status LED is red This state can indicate a number of problems Critical system fault CPU error bad firmware Over Temperature To ove...

Page 61: ...A at 1000 MHz PLB 200 OPB 100 EBC 100 MHz Security Kasumi support Bootstrap Option H Boot ROM Location I2C Addr 0x52 Internal PCI arbiter disabled 32 kB I Cache 32 kB D Cache Board Mellanox PPC460EX...

Page 62: ...00 does not turn on No power Check that the power cable is properly connected to the MEX6200 power connector Check that both ends of the power cable are properly con nected Check that power is availab...

Page 63: ...SFP SFP alarms If there are alarms replace the SFP SFP module Defective MEX6200 Use a short fiber to connect the MEX6200 Rx connector to its Tx connector A signal generator may be required as the MEX6...

Page 64: ...cable to the LAN port is prop erly connected Check that the Admin Status of the MNG port is Up and that it is operating properly Check that the IP information of the remote MEX6200 is configured corr...

Page 65: ...DR10 in the uplink ports and FDR in the downlink ports Connector cage 4 QSFP 2 uplinks 2 downlinks Air flow 62 CFM Heat dissipation 642 BTUs hr Environmental Temperature Operational 0 to 45 C Non Oper...

Page 66: ...nnector cage 2 QSFP 1 uplink 1 downlink Air flow 62 CFM Heat dissipation 642 BTUs hr Environmental Temperature Operational 0 to 45 C Non Operational 40 to 70 C Humidity Operational 10 85 non condensin...

Page 67: ...for 19 rack mount 19 23 ETSI rack mountable Weight 2 PSUs 7kg Speed 10Gb s per port Connector cage 16 SFP 2 SFP Air flow 23 CFM Heat dissipation 290BTUs hr Environmental Temperature Operational 0 to 4...

Page 68: ...6240 2SFS MetroX 40km long haul 40G FRU system 2 long haul QSFP ports 2 Power Supplies Standard depth Managed PSU side to connector side airflow Rail Kit and RoHS6 MTX6280 2SFS MetroX 80km long haul 4...

Page 69: ...ill be issued by the MLNX OS management SW indicating to system administration that the switch has crossed the Warning threshold Note that this temperature threshold does not require nor lead to any a...

Page 70: ...9 ResetL Module Reset 10 Vcc Rx 3 3 V Power supply receiver 11 SCL 2 wire serial interface clock 12 SDA 2 wire serial interface data 13 GND Ground 14 Rx3p Receiver Non Inverted Data Output 15 Rx3n Rec...

Page 71: ...8 3 3 3 3 3 3 3 3 RX4p GND GND GND RX4n RX2p RX2n TX1n GND TX1p GND TX3n TX3p GND IntL ModPrsL VccTx Vcc1 LPMode 18 35 8 50 Top ResetL SDA SCL ModSelL RX3p TX2n GND VccRx 1 2 3 4 5 6 7 8 9 10 1 2 3 4...

Page 72: ...TXD TXD RXD GND GND RXD GND GND RJ45_SDA GND GND GND GND RJ45_SCL GND GND J34 Pin 1 Pin 8 Looking into the Socket I2C Table 37 RJ 45 CONSOLE Pinout Connection Signal Pin Color TXD RJ 45_RTS 1 G W TXD...

Page 73: ...Mellanox Technologies 73 C 3 RJ45 to DB9 Harness Pinout In order to connect a host PC to the Console RJ45 port of the system a RS232 harness cable DB9 to RJ45 is supplied Figure 41 RJ45 to DB9 Harness...

Page 74: ...7 Remove the caged nuts D 2 Disposal Follow the instructions found at http www mellanox com page dismantling_procedures for proper disassembly and disposal of the switch according to the WEEE directi...

Page 75: ...as till jordat uttag Read all installation instructions before connecting the equipment to the power source Use enough people to safely lift this product This equipment is heavy and should be moved us...

Page 76: ...d Risk of electric shock and energy hazard The PSUs are all independent Disconnect all power supplies to ensure a powered down state inside of the switch platform During periods of lightning activity...

Page 77: ...ationally harmonized and marked HAR 3 conductor minimum 1 0 mm2 wire rated at 300 V with a PVC insulated jacket The cord must have a molded plug rated at 250 V 10 A This device must be installed accor...

Page 78: ...02 96 EC all waste electrical and electronic equipment EEE should be collected separately and not disposed of with regular household waste Dispose of this product and all of its parts in a responsible...

Page 79: ...Rev 1 1 Mellanox Technologies 79 5 6 7 8 9 10...

Page 80: ...Mellanox Technologies 80 11 12 13 14 15 16...

Page 81: ...Rev 1 1 Mellanox Technologies 81 17 18 19 20 21 WEEE 22...

Page 82: ...Mellanox Technologies 82 E 4 Chinese 1 2 3 4 5 6 45 C 113 F 8 3 40 lbs 18 kgs 40 70 lbs 18 32 kgs 70 121 lbs 32 55 kgs 121 lbs 55 kgs...

Page 83: ...Rev 1 1 Mellanox Technologies 83 7 8 9 10 InfiniBand 11 12 13 PSU InfiniBand...

Page 84: ...Mellanox Technologies 84 14 15 UL CSA 16 17 18 19 UL CSA 16 AWG 125 V 13 A 1 5 4 5 HAR 1 0 300 V PVC 250 V 10 A RS232 UL DP 1 DP 2 LPS 20 A...

Page 85: ...ourd WEEE 2002 96 EC EEE TN IT Veuillez lire la totalit des instructions d installation avant de relier l quipement au secteur Pr voyez assez de personnel pour soulever ce produit en toute s curit Cet...

Page 86: ...ser un espace d au moins 8 cm 3 autour des orifices de ventilation Le ch ssis ne doit pas tre empil sur d autres quipements S il tombe il peut endom mager l quipement ou entra ner des blessures Ce pro...

Page 87: ...re install conform ment aux codes lectriques locaux et nation aux Cet appareil doit tre install conform ment la version la plus r cente des codes lec trique nationaux En Am rique du Nord l quipement d...

Page 88: ...essible Attention un quipement coulissant ou mont sur rail ne doit pas servir d tag re ni de plan de travail Les rails ne sont pas destin s faire coulisser l unit hors du rack Ils sont destin s une in...

Page 89: ...e nicht in einem Bereich mit einer Umgebungstemperatur ber der maximal empfohlenen Temperatur von 45 C 113 F betrieben werden Es ist ein Luft strom von 200 LFM bei maximaler Umgebungstemperatur erford...

Page 90: ...in einem Rack montiert oder gewartet wird sind besondere Vor sichtsma nahmen zu ergreifen um die Stabilit t des Systems zu gew hrleisten Im Allgemeinen sollten Sie das Gestell von unten nach oben mit...

Page 91: ...ion des Landes National Electrical Code F r Nordamerika m ssen in bereinstimmung mit den gel tenden Vorschriften in der US amerikanischen National Electrical Code und dem Canadian Electrical Code Kabe...

Page 92: ...Riesgo de descarga el ctrica Con el m dulo del ventilador quitado se obtiene acceso a las clavijas de alimentaci n desde dentro de la cavidad del m dulo NO introducir herramientas ni partes del cuerp...

Page 93: ...o haya corriente alguna dentro de la plataforma de conmutaci n No utilizar el equipo ni conectar o desconectar cables durante per odos de actividad de rayos Dado que los cables de cobre InfiniBand son...

Page 94: ...m s de 4 5 metros En conexiones europeas seleccionar un cable de alimentaci n armonizado internacionalmente y marcado HAR de tres conductores hilo de 1 0 mm2 como m nimo 300 voltios nominal con cobert...

Page 95: ...a del bastidor Sirven solo para la instalaci n permanente en el lugar de destino final no para fines de servicio o mantenimiento Conforme a la Directiva 2002 96 CE sobre RAEE todos los residuos de equ...

Page 96: ...Mellanox Technologies 96 4 5 6 7 8 9 10 InfiniBand 45 C 113 F 8 3 InfiniBand...

Page 97: ...Rev 1 1 Mellanox Technologies 97 11 12 13 14 15 16 UL CSA UL CSA 3 16 AWG 1 5 6 4 5 125 13 HAR 3 1 0 300 250 10...

Page 98: ...gies 98 17 18 19 20 WEEE E 9 Avertismente privind siguran a la instalare Romanian 1 Instruc iuni de instalare RS232 Ethernet DP 1 DP 2 UL 20 2002 96 EC WEEE Citi i toate instruc iunile de instalare na...

Page 99: ...instrumente sau p r i din corp n cavitatea modulului ventilator Acest echipament nu trebuie s fie ac ionat ntr o zon unde temperatura ambiant dep e te valoarea maxim recomandat 45 C 113 F n plus pent...

Page 100: ...u echipamentul sau nu conecta i sau deconecta i cablurile Cablurile InfiniBand din cupru sunt grele i inflexibile de aceea trebuie s fie ata ate sau deta ate de conectori cu grij Consulta i produc tor...

Page 101: ...e de 1 0 mm cu putere nominal egal cu 300 V i cu o manta izolant din PVC Cordonul de alimentare trebuie s fie prev zut cu o fi turnat cu putere nominal egal cu 250 V 10 A Avertisment Curent de scurger...

Page 102: ...la kako bi se izbjegle ozljede Rizik od strujnog udara S uklonjenim modulom ventilatora perima napajanja se mo e pristupiti u otvoru mod ula NEMOJTE umetati alat ili dijelove tijela u otvor modula ven...

Page 103: ...ce su neovisne Odspojite sva napajanja kako biste osigurali stanje bez napajanja unutar platforme preklopnika Tijekom djelovanja munja nemojte raditi na opremi ili spajati ili odspajati kabele Bakreni...

Page 104: ...ne duljine od 1 5 m six feet est stopa ali ne dulji od 4 5 m Za europsku mre u odaberite kabel napajanja koji je me unarodno uskla en i ozna en HAR 3 ilni s najmanje 1 0 mm2 ice nazivnog napona od 300...

Page 105: ...i otpad Odlaganje ovog proizvoda i svih njegovih dijelova vr ite na odgovoran i ekolo ki na in Ovaj je ure aj namijenjen samo za spajanje na elektri ni sustav s TN uzemljenjem i na elektri ni sustav s...

Page 106: ...ato lasciare almeno 8 cm 3 pollici di spazio attorno alle aperture di ventilazione Ku i te se ne bi trebalo slagati na drugu opremu Ako ku i te padne mo e izazvati tje lesne ozljede i o te enje opreme...

Page 107: ...va installata in conformit con le norme elettriche locali e nazionali Questo dispositivo va installato in conformit con l ultima versione dei codici elettrici nazionali del Paese Per il Nord America l...

Page 108: ...a nominale pari a 20 Attenzione un apparecchiatura scorrevole o montata su binari non va utilizzata come scaffale o piano di lavoro I binari non sono progettati per far scorrere e allontanare l unit d...

Page 109: ...arak ta nmas gerekir Bu ekipman nerilen maksimum ortam s cakl n a an alanlarda al t r lmamal d r 45 C 113 F Ayr ca d zg n hava ak sa lamak i in havaland rma deliklerinin etraf nda en az 8 cm 3 in a kl...

Page 110: ...ak i in t m g kaynaklar n n ba lant lar n kesin G ky z nde im ek akt zamanlarda ekipman zerinde al may n veya kablo ba lamay n ya da kablo ba lant s kesmeyin Bak r nfiniband kablolar a rd r ve esnemez...

Page 111: ...t fit uzunlu unda fakat 4 5 m den uzun olmayan bir kablo Avrupa da g ba lant s i in uluslararas uyumlu ve HAR i aretli 3 iletken en az 1 0 mm2 tel 300 V de erinde ve PVC yal t ml bir g kayna kablosu s...

Page 112: ...Y nergesi 2002 96 EC uyar nca t m elektrikli ve elektronik ekipman at klar EEE ayr olarak toplanmal ve evsel at klarla birlikte pe at lmamal d r Bu r n ve t m par alar evreye dost ve sorumlu bir ekild...

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