Instruction/ maintenance manual of the product M1000E Dell
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Dell PowerEdge M1000e Sy stems Configuration Guide book.book Page 1 Wednesday, March 9, 2011 3:11 PM.
Notes, Cautions, and W arnings NOTE: A NOTE indicates important information that helps you make b etter use of your computer . CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WAR N IN G: A WARNING indicates a potential for property damage, personal injury , or death.
Contents 3 Contents 1 About Y our Sy stem . . . . . . . . . . . . . . . . . . 7 Sy stem Overview . . . . . . . . . . . . . . . . . . . . . 7 LCD Module . . . . . . . . . . . . . . . . . . . . . . . 11 LCD Module Menus . . . . . . . . . . . . . . . . 12 Back-Panel Features .
4 Contents Setting the First Boot Device for Servers . . . . . 34 Configuring and Managing Power . . . . . . . . . 35 Installing or Updating the CMC Firmware . . . . . 35 Configuring the Optional iKVM Switch Module . . . . 38 Enabling iKVM Access to the Dell CMC Console .
Contents 5 Cisco SFS M7000e Infiniband Switch I/O Module . . . . . . . . . . . . . . . . . 60 Cisco Cataly st Ethernet Switch I/O Modules . . . 61 PowerConnect M6220 Ethernet Switch I/O Module . . . . . . . . . . . . . . . . . . . . . 63 PowerConnect M6348 1 Gb Ethernet Switch I/O Module .
6 Contents book.book Page 6 Wednesday, March 9, 2011 3:11 PM.
About Y our Sy stem 7 1 About Y our Sy stem Sy stem Overview Y our system can include up to 16 half -height blades (ser ver modules), eight full-height blades, or a mi xture of the two blade types (see F igure 1-1, F igure 1-2, and F igure 1-3).
8 About Y our Sy stem Figure 1-1. Blade Numbering—Half-Height Blades 12 3 4 5 6 7 8 91 0 1 1 1 2 1 31 4 1 5 1 6 book.book Page 8 Wednesday, March 9, 2011 3:11 PM.
About Y our Sy stem 9 Figure 1-2. Blade Numbering—Full Height Blades Figure 1-3. Blade Numbering—Mixed Full-Height and Half-Height Blades 12 3 4 5 6 7 8 12 3 4 5 6 7 8 13 14 15 16 book.
10 About Y our Sy stem F igure 1-4 shows the control panel feat ur es on the M1000e enclosure panel. Figure 1-4. Control Panel Features 1 USB port (mouse only) 2 USB port (keyboard only) 3 video connecto r 4 sy stem power button 5 sy stem power indicator NOTE: The USB and video ports are functional only if an optional iKVM module is installed.
About Y our Sy stem 11 LCD Module The LCD module provides an initia l configuration/deployment wizard, as well as access to infrastructure and blade information, and error r eporting. See F igure 1-5. Figure 1-5. LCD Module 1 LCD screen 2 scroll buttons (4) 3 selection ("check") button 1 2 3 book.
12 About Y our Sy stem LCD Module Menus Main Menu The Main Menu options include links to the LCD Setup Menu, Ser ver Menu , and Enclo sure Menu . LCD Setup Menu Y ou can change the default language and start-up scr een for the LCD menu screens using this menu.
About Y our Sy stem 13 Enclosure Menu The Enclosure Menu includes options for Module Status , Enclosure Status , and Network Summary . •I n t h e Module Status dialog box, you can highli ght each component in the enclosure and view its status. – A module that is powered off or booting is designated by a gray rectangle.
14 About Y our Sy stem Back-Panel Features The back panel of the M100 0e enclosure supports six I/O modules, one or two CMC modules, an optional iKV M modu le, nine fan modules, and six power supply modules. F igure 1-6 shows a fully configur ed enclosure.
About Y our Sy stem 15 Blades Figure 1-7. Front Panel Features—PowerEdge M910 1 blade-handle release button 2 hard drives (2) 3 blade status/identif ication indica tor 4 USB connectors (3) 5 blade power button 6 blade power indicator 1 2 4 6 3 5 book.
16 About Y our Sy stem Figure 1-8. Front Panel Features—PowerEdge M905 and M805 1 blade handle release button 2 hard drives (2) 3 blade status/identification indicator 4 USB connectors (3) 5 blade power button 6 blade power indicator 1 2 4 6 3 5 book.
About Y our Sy stem 17 Figure 1-9. Front Panel Features—PowerEdge M710HD 1 blade power indicator 2 blade handle release button 3 hard drives (2) 4 blade stat us/identification indicator 5 USB connectors (2) 6 blade power b utton 2 3 1 6 5 4 book.
18 About Y our Sy stem Figure 1-10. Front Panel Features—PowerEdge M710 1 blade handle release button 2 hard drives (4) 3 USB connectors (3) 4 blade stat us/identification indicator 5 blade power button 6 blade power indicator 1 2 4 6 3 5 book.
About Y our Sy stem 19 Figure 1-11. Front Panel Features—PowerEdge M610x 1 blade handle release button 2 hard drives (2) 3 expansion-card filler -bracket retention latch with captive screw 4 expansion-card slots (2) 5 blade status/identif ication indica tor 6 USB connectors (2) 7 blade power button 8 blade power indicator 1 2 7 5 8 6 3 4 book.
20 About Y our Sy stem Figure 1-12. Front Panel Features—PowerEdge M610 1 blade handle release button 2 hard drives (2) 3 blade status/identification indicator 4 USB connectors (2) 5 blade power button 6 blade power indicator 1 2 4 3 6 5 book.
About Y our Sy stem 21 Figure 1-13. Front Panel Features—PowerEdge M600 and M605 1 blade handle release button 2 hard drives (2) 3 blade status/identif ication indica tor 4 USB connectors (2) 5 blade power button 6 blade power indicator 1 2 4 5 6 3 book.
22 About Y our Sy stem CMC Module Figure 1-14. CMC Module Features The CMC provides mu ltiple system s management functions for your modular server , including the M100 0e enclosure’s network and security settings, I/O module and iDR AC network settings, and power redundancy and power ceiling setting s.
About Y our Sy stem 23 CMC Daisy Chaining (En closure Stacking) CMC daisy chaining can be utilized to minimize the number of networ k connections requir ed for chassis (enclosu r e) management, such that only one or two network connections (depending on whether or not r edundant CMCs are installed) are needed for up to four M1000e enclosur es.
24 About Y our Sy stem Figure 1-15. CMC Daisy Chaining—En closure With Redundant CMC Modules 1 management network segment 2 CMC1—cable from connector Gb1 to network 3 CMC2—cable from connector Gb1 to network 1 3 2 book.
About Y our Sy stem 25 iKVM Switch Module The optional Avocent iKVM analog switch module provides connections for a keybo ard, video (moni tor), and mouse. It includes the following : • Local iKVM access can be remotely disabled on a per bl ade basis, using the blade’s iDRA C interface (access is e nabled by default).
26 About Y our Sy stem F igure 1-16 shows the external features of the iKVM module. Figure 1-16. Avocent iKVM Switch Module CAUTION: Do not connect the ACI port to a LA N device such as a network hub.
Initial Sy stem Configuration 27 2 Initial Sy stem Configuration Before Y ou Begin Power Requirements CAUTION: The enclosure power supplies must be connected to a T ype B or permanently-connected PDU and not directly to an electrical outle t. The power supplies require a 100–120 V or 200–24 0 V power source.
28 Initial Sy stem Configuration 5 Configure the CMC network settings. The LCD Configuration W izard allows you to quickly configur e the CMC and iDRA C management interfaces and manage the enclosure remotely . See "Configuring the CMC Network Settings Using the LCD Configuration W izard" on page 28.
Initial Sy stem Configuration 29 NOTE: The option to configure the enclosure using the LCD Configuration Wizard is only available until the CMC defaul t password is changed or when the LCD Configuration Wizard is complete.
30 Initial Sy stem Configuration 5 Review the settings on the Network Summary scr een. – If the settings are corr ect, press the center button to close the configuration wizard and r eturn to the Main Menu . – If the settings are not correct, use the left arrow key to r eturn to the screen for that setting and correct it.
Initial Sy stem Configuration 31 3 Configure the CMC network settings: – T o set a static IP address , type setniccfg -s <IP address><network mask><gateway> and press <Enter>.
32 Initial Sy stem Configuration NOTE: The default CMC user name is root , and the password is calvin . The root account is the default adm inistrative account that sh ips with the CMC. For added security , you should change the default password of the root account during initial setup.
Initial Sy stem Configuration 33 1 Log in to the W eb-based interface. S ee "L ogging in to the CMC Using the W e b-Based Interface" on page 31. 2 Select Chassis in the system tr ee. 3 Click the Network/Security tab, and then click the Users sub-tab .
34 Initial Sy stem Configuration 2 Click the plus (+) symbol next to Chassis in the left column, then click Servers . 3 Click Setup Deploy . 4 Select the protocol for the iDRA C setting (IPv4 and/or IPv6). 5 Enable the LAN for the iDRA C on the server by selecti ng the check box next to the server be neath the Enable Lan heading.
Initial Sy stem Configuration 35 Configuring an d Managing Powe r Y ou can use the W eb-based and RA CA DM interfaces to manage and configure power controls on the CMC, as outlined in the follow ing sections. F or detailed information on the vari ous power manageme nt options, see "P ower Management" in the CMC User ’s Guide.
36 Initial Sy stem Configuration 1 Locate the secondary or standby CMC by using the RA CADM getsysinfo command, or by usin g the Chassis Summary page in the W eb-based interface . Visually , the status indi cator is solid blue on th e primary or active CMC module and off on th e standby or secondary CMC (see F igure 1-14).
Initial Sy stem Configuration 37 Updating the CMC Firmware Using the Web-Based Interface 1 Log in to the W eb-based interface. S ee "L ogging in to the CMC Using the W e b-Based Interface" on page 31. 2 Click Chassis in the system tree . 3 Click the Update tab.
38 Initial Sy stem Configuration Configuring the Optional iKVM Switch Module Enabling iKVM Ac cess to the Dell CMC Con sole Enabling access to the CMC allows yo u to access the CMC dir ectly and securely through the iKVM’s CMC Co nsole option. T o enable the CMC Console using the W eb-based interface: 1 Log in to the CMC W eb-based interface.
Initial Sy stem Configuration 39 T iering the A vocent iKVM Switch From an A nalog KVM Switch The A vocent iKVM switch can be tiered from analog KVM switches such as the Dell 2160AS and 180AS, as well as many Avocent analog KVM switches. Many switches may be tier ed without the need for a Server Interface P od (SIP) (see T able 2-1).
40 Initial Sy stem Configuration 4 Click OK to exit OSCAR. 5 P ress <P rint Screen> to verify that th e settings have taken effect. The slot number of the blade to which the iKVM sw itch is now attached should be expanded to display each of the s lot locations of the blades in the system.
Initial Sy stem Configuration 41 T o tier the iKVM module from a Dell 2161DS, 18 0AS, or 2160AS console switch: • If the switch does not require a SIP to connect to the iKVM (see Ta b l e 2 - 2 ) , connect a Cat5 (or newer) cable to the RJ-45 A CI port on the iKVM module.
42 Initial Sy stem Configuration T o access the Mai n dialog box: P ress <P rint Screen> to launch the OSCAR interface. The Main dialog box is displayed . or If a password has be en assigned , the P assword dialog box is displayed . T ype your password and click OK .
Initial Sy stem Configuration 43 6 Select the type of switch connected to the appliance from the drop-down list. If the type you are looking for is not available, you can add it by clicking Add . 7 Click Next . The completion dial og box is displayed.
44 Initial Sy stem Configuration F or example:(starting_mac)00188BFFD CF A + 0xCF = (ending_mac)00188BFFDDC9 NOTE: Y ou must lock the SD card prior to inserting in the USB "Memory Card Reader" to pr event accidently m odifyin g any of the contents.
Initial Sy stem Configuration 45 NOTE: Components not appearing in the above t able requir e no updates to enable the FlexAddress feature. Activating FlexAddress Plus FlexAddr ess Plus is delivered on the FlexAddress Plus Secur e Digital (SD) card along with the Fle xAddr ess feature.
46 Initial Sy stem Configuration book.book Page 46 Wednesday , March 9, 2011 3:11 PM.
Configuring the I/O Modules 47 3 Configuring the I/O Modules Overview The M1000e enclosure supports three layers of I/O fabric. Each layer may contain Ethernet, Inf iniband, and F ibre Channel modules. Addition al fabrics may be supported in the future.
48 Configuring the I/O Modules Fabric A F abric A is a redundant Gb Ethernet fa bric, supporting I/ O module slots A1 and A2. The integ rated Ethernet controllers i n each blade dictate F abric A as an Ethernet-only fabric. NOTE: Fabric A supports KR (1 0 Gbps standard) if the midplane version in the enclosure is 1.
Configuring the I/O Modules 49 F or more inf ormation about I/O module installation guide lines, see your Hardwar e Owner ’s Manual . Identifying Midplane V ersion The version of the midplane instal led in the enclos ur e is displayed in the Midplane Revision field under the Summary tab of the CMC web-based interface.
50 Configuring the I/O Modules Figure 3-2. Identifying Midplane V ersion 1.1 1 midplane identification labels (2) 1 book.book Page 50 Wednesday , March 9, 2011 3:11 PM.
Configuring the I/O Modules 51 Figure 3-3. Identifying Midplane V ersion 1.0 1 midplane identification labels (2) 1 book.book Page 51 Wednesday , March 9, 2011 3:11 PM.
52 Configuring the I/O Modules Before Y ou Begin Network Information Y ou can configure your I/O switch modules using: • The CMC (see "Configuring a Switch Module Network Ethernet P ort Using the W e b-Based Interface" on page 52). NOTE: The default IP address for the CMC is 192.
Configuring the I/O Modules 53 3 Select the Setup tab. The Configuring I/O Modules Network Settings page is displayed. 4 Configure the switch for integration into your network. – Select DHCP Mode Enabled if your network uses a DHCP server to assign IP addresses.
54 Configuring the I/O Modules Figure 3-4. Dell Powe rConnect-KR 8024 -k Switch 1 SFP+ ports (4) 2 console management connector 3 status/identification indicator 4 power indicator 5 expansion slot 1 2 3 4 5 book.
Configuring the I/O Modules 55 Dell M8428-k 10 Gb Converg ed Network Switch The Dell M8428-k 10 Gb Converged Network switch module supports F CoE protocols and allows F ibre Channel traffi c to travel over 10 Gbps Enhanced Ethernet (DCB) networks. Th is module consists of: • F our 8 Gbps external autosensing F ibre Channel ports.
56 Configuring the I/O Modules Figure 3-5. Dell M8428-k 10 Gb Converged Network Switch 1 LED status indicators (12) 2 serial port (RJ-45 co nnector) 3 module status indicator 4 status indicator 5 power indicator 6 8 Gb Fibre Channel ports (ports 25–27 and port 0) 7 10 GbEE ports (ports 17–24) 7 1 2 3 4 5 6 book.
Configuring the I/O Modules 57 Mellanox M2401G DDR Infiniband Switch I/O Module The Mellanox M2401G Infiniband switch I/O module includes 24 4x DDR Infiniband ports. Eight ports are e xtern al uplink ports, while 16 internal ports provide connectivity to the blades in the enclosur e.
58 Configuring the I/O Modules Mellanox M3601Q QDR Infiniband Swit ch I/O Module The Mellanox M3601 In finiband swit ch I/O module includes 32 4x QDR Infiniband ports. Of these, 16 ports are e xternal uplink ports, while 16 internal ports provide connectivity to the blades in th e enclosure.
Configuring the I/O Modules 59 Figure 3-7. Mellanox M3601Q Infiniband Switch Module 1 Infiniband ports (16) 2 port link status indicators (16) 3 port activity indicators (16) 4 m odule diagnostic power indicator 5 module status indicator 2 1 4 5 3 book.
60 Configuring the I/O Modules Cisco SFS M7000e Infiniband Switch I/O Module The Cisco SFS M7000e Infiniband switch module includes 24 4x DDR Infiniband ports. Eight ports are extern al uplink ports, and 16 internal ports provide connectivity to the blades in the en closure.
Configuring the I/O Modules 61 Cisco Cataly st Ethernet Switch I/O Modules Y our system supports three Cisco Catalyst Blade Switch (CBS) versions: • The Cisco 3130G-S switch includes four 10/100/1000 Mb Ethernet uplink ports and two Stackwise Plus ports.
62 Configuring the I/O Modules Figure 3-9. Cisco Cataly st Et hernet Switch Module Features 1 Stackwise Plus connectors (not enabled in CBS 3032) 2 10/100/1000 Mb Ethernet connectors (4) 3 option bay .
Configuring the I/O Modules 63 PowerConnect M6220 Ethe rnet Switch I/O Modu le The P owerConnect M6220 Ethernet swit ch module includes four external 10/100/1000 Mbps Ethernet connectors and one USB type A form factor serial connector .
64 Configuring the I/O Modules Figure 3-10. PowerConnect M6220 Ethernet Switch Module Features 1 optional module (2) (dual 10 Gb Ethernet uplink module shown) 2 standard 10/100/100 0 Mb Ethernet connectors (4) 3 serial connector (USB type-A form factor) 4 power indicator 5 status/identification indicator 3 1 4 2 5 book.
Configuring the I/O Modules 65 PowerConnect M6348 1 Gb Ethe rnet Switch I/O Modu le The P owerConnect M6348 is a ho t-swa ppable 48-port 1 Gb Ethernet switch. While 16 ports are e xtern al uplink ports, the re maining 32 internal ports provide connectivity to the blades within the enclosure wit h a maximum bandwidth of 1 Gbps each.
66 Configuring the I/O Modules Figure 3-11. PowerCon nect M6348 Switch Module 1 standard 10/100/1000 Mb Ethernet connectors (16) 2 SFP+ connectors (2) 3 CX4 stacking connectors (2 ) 4 console management connector 5 power indicator 6 status/identification indicator 1 2 3 5 6 4 book.
Configuring the I/O Modules 67 PowerConnect M8024 10 Gb E thernet Switch I/O Mo dule The P owerConnect M8024 switch modu le incorporates two optional bays that support the following modules: • A 10 .
68 Configuring the I/O Modules Figure 3-12. PowerCon nect M8024 Switch Module 1 optional module with four SFP+ ports 2 optional module with three CX4 ports 3 serial connector for optional USB type-A form-factor cable 4 power indicator 5 status/identification indicator 4 1 5 2 3 book.
Configuring the I/O Modules 69 Brocade M4424 SAN I/O Module The Brocade M442 4 SAN I/O m odule includes ei ght external autosensin g F ibre Channel ports (four ports ar e enab led in the standard configuration and four additional ports may be enabled as an optional upgrade), 16 internal ports, and one serial port with an RJ-45 connector .
70 Configuring the I/O Modules Figure 3-13. Brocade M4424 SAN I/O Module 1 Fibre Channel port (8) 2 Fibre Channel port status indicator (8) 3 Fibre Channel por t speed indicator (8) 4 serial port (RJ-45 co nnector) 5 module status indicator 6 power indicator 7 status/identification indicator 2 4 3 5 6 7 1 book.
Configuring the I/O Modules 71 Brocade M5424 FC8 I/O Module The Brocade M5424 I/O module includes eight external autosensing F i bre Channel ports (four ports ar e enabled in the standard configuration and four additional ports may be enabled as an optional upgrade), 16 internal ports, and one serial port with an RJ-45 conne ctor .
72 Configuring the I/O Modules Figure 3-14. Brocade M5424 FC8 I/O Module 1 Fibre Channel port (8) 2 Fibre Channel port status indicator (8) 3 Fibre Channel por t speed indicator (8) 4 serial port (RJ-45 co nnector) 5 module status indicator 6 power indicator 7 status/identification indicator 2 4 3 5 6 7 1 book.
Configuring the I/O Modules 73 Dell 8/4 Gbps FC SAN Module The Dell 8/4 Gbps FC SAN module (see F igure 3-15) includes 24 total autosensing F ibre Channel ports (12 ports are enabled in the standard configuration and 12 additional ports ma y be enabled as an optional upgrade) and one serial port with an RJ-45 conne ctor .
74 Configuring the I/O Modules Figure 3-15. Dell 8/4 Gbps FC SAN Mod ule 1 Fibre Channel port (8) 2 Fibre Channel port status indicator (8) 3 Fibre Channel por t speed indicator (8) 4 serial port (RJ-45 co nnector) 5 module status indicator 6 power indicator 7 status/identification indicator 2 4 3 5 6 7 1 book.
Configuring the I/O Modules 75 Pass-Through Modules Dell 10 GbE KR Pass-Through I/O Module The 10 GbE KR pass-through module supports 10 Gb connections and provides a direct connection between the optional internal Ethernet KR mezzanine card or KR network daughter card in the blade and an e xternal Ethernet device.
76 Configuring the I/O Modules Figure 3-16. Dell 10 GbE KR Pass-Through I/O Module 1 SFP+ ports (16) 2 green/am ber indicators (two per port) 3 status/identification indicator 4 power indicator 1 2 3 4 book.
Configuring the I/O Modules 77 Dell 8/4 Gbps Fibre Channe l Pass-Through I/O Modu le The 8G F ibre Channel pass-through mo dule provides a bypass connection between a F ibre Channel mezzanine card in the blade and optical transceivers. The bypass co nnection enables a direct connection to a F ibre Channel switch or a sto rage array .
78 Configuring the I/O Modules Figure 3-17. Dell 8/4 Gbps Fi bre Channel Pass-Through I/O Module 1 Fibre Channel ports (16) 2 port status indicators 3 status/identification indicator 4 power indicator 1 2 3 4 book.
Configuring the I/O Modules 79 10 Gb Ethernet Pass-Throu gh Module II The Dell 10 Gb Ethernet pass-through module II supports 10 Gb connections and provides a direct connection betw een the optional internal Ethernet mezzanine car d in the blade and an e x ternal Ethernet device.
80 Configuring the I/O Modules Figure 3-18. 10 Gb Ethernet Pass-Through Module II 1 SFP+ cages (16) 2 green/amber indicators (two per port) 3 status/identification indicator 4 power indicator 1 3 2 4 book.
Configuring the I/O Modules 81 10 Gb Ethernet Pass-Through I/O Modu le The 10 Gb Ethernet pass-through mo dule supports 10 Gb connections and provides a direct connection betw een the optional internal Ethernet mezzanine car d in the blade and an e x ternal Ethernet device.
82 Configuring the I/O Modules Figure 3-19. 10 Gb Ethernet Pass-Through I/O Module 1 SFP+ cages (16) 2 green/amber indicators (two per port) 3 power indicator 4 status/identification indicator 1 3 2 4 book.
Configuring the I/O Modules 83 10/100/1000 Mb Ethernet Pass-Through I/O Modu le The Ethernet pass-throu gh module supports 10/ 100/1000 Mb connections and provides a direct connection betw een the optional internal Ethernet mezzanine car d in the blade and an e x ternal Ethernet device.
84 Configuring the I/O Modules Figure 3-20. Ethernet Pass-Through Module NOTE: Connectors on the Ethernet pass-through module correspond directly to the blade number . For example, blade 5 is co nnected to port 5 on the Ethernet pass- through module. Integrated network adapte r 1 maps to I/O slot A1.
Configuring the I/O Modules 85 4G Fibre Channel Pass-Thr ough I/O Module The 4G F ibre Channel pa ss-through module provid es a bypass connection between a F ibre Channel mezzanine car d in the blade and optical transceivers. The bypass connection en ables a direct connection to a F ibre Channel switch or a storage array .
86 Configuring the I/O Modules Figure 3-21. 4G Fibre Channel Pass-Through Module 1 SFP Fibre Channel connector (1 6) 2 Fibre Channel green/amber indicators (two per port) 3 power indicator 4 status/identification indicator 1 3 2 4 book.
An important point after buying a device Dell M1000E (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell M1000E yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell M1000E - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell M1000E you will learn all the available features of the product, as well as information on its operation. The information that you get Dell M1000E will certainly help you make a decision on the purchase.
If you already are a holder of Dell M1000E, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell M1000E.
However, one of the most important roles played by the user manual is to help in solving problems with Dell M1000E. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell M1000E along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
