Instruction/ maintenance manual of the product 2124 Dell
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www .dell.com | support.dell.com Dell™ PowerConnect™ 2124 and 2508 Systems User ’s Guide.
Notes, Notices, and Cautions NOTE: A NOTE indicates important infor mation that helps you make better use of your computer . NOTICE: A NOTICE indicates either potentia l damage to hardware or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indi cates a potential for property damage, personal injury , or death.
Contents 3 Contents 1 Caution: Safety Instr uctions 5 2 F eatures 11 P ackage Contents 12 Front P an el Indicators 13 Connecting Devices 16 Aggregating T raffic at 1000- Mbps Gigabit Et hernet 17 Clas.
4 Contents R egulatory Notices 42.
Safety Instr uctions 5 Caution: Safety Instructions Use the following safety gui delines to ensur e your own personal safety and to help protect your system f rom potential damage. General • Observe and follow service markings. Do no t service any product except as explained in your system documentation.
6 Safety Instr uctions www .dell.com | support.dell.com • Use only approved power cabl e(s). If you have not been provided with a power cable for your system or for any A C -powered op tion intended for your system, purchase a power cable that is approved for use in yo ur country .
Safety Instr uctions 7 Observe the following precaution s for rack stability and safety . Also refer to the rack installation documentation accompanying the system and the rack for specific caut ion statements and procedur es. Systems are considered to be components in a rack.
8 Safety Instr uctions www .dell.com | support.dell.com • Use caution when pressing the compon ent rail release latch es and sli ding a component into or out of a rack; th e slide rails can pinch your fingers.
Safety Instr uctions 9 When W orking Inside Y our System Protecting Against Electrostatic Discharge Static electricity can harm delicate componen ts inside your system. T o pr event static damage, discharge static electricity from your body befor e you touch any of the electronic components, such as the microprocessor .
10 Safety Instr uctions www .dell.com | support.dell.com.
www .dell.com | s upport.dell.com 1 SECTION 1 F eatures P ackage Conte nts Fron t P anel Indicato rs Connecting Devices Aggregating T raffic at 100 0-Mbps Gigabit Ethernet Class-of -Ser vice R edundan.
12 Fe at u r e s www .dell.com | support.dell.com The P owerConnect 2124 and 2508 switches provide 2 4 10/100-Mbps F ast Ethernet ports plus 1 10/100/100 0-Mbps Gigabit Ethernet port and 8 10/100/1000-Mbps Gigabit Ethernet ports, respectively .
Fea t ur e s 13 • Rack-mount kit for rack installation • P owerConnect 2124 and 2508 User ’s Guide •A C p o w e r c o r d F ront P anel Indicators The LEDs on the f ront panel display the f ol.
14 Fe at u r e s www .dell.com | support.dell.com Redundant P o wer System (RPS) LED • Green — The redundant power system is connected and working properly . • Red — The redundant power system is connected, but failed. • Off — The redundant power system is not connected.
Fea t ur e s 15 10/100/1000 Port Link /Activity (LNK/ACT) LED • Green — A link has been established. • Blinking Green — A link has been established and data is being transmitted or received. • Off — No link established. 10/100/1000 Port Duple x Mode/Collisions (FDX/COL) LED • Green — The port is operating in full-duplex mode.
16 Fe at u r e s www .dell.com | support.dell.com Redundant P o wer System (RPS) LED • Green — The redundant power system is connected and working properly . • Red — The redundant power system is connected, but failed. • Off — The redundant power system is not connected.
Fea t ur e s 17 The P owerConnect 2124 provides 24 10/100-Mb ps ports that can sense 10/100-Mbps speeds and 1 10/100/1000-Mbps port that can sense 10/100/1000-Mbps speeds. The P owerConnect 250 8 provides 8 10/100/1000 -Mbps ports that can sense 10/100/1000-Mbps speeds.
18 Fe at u r e s www .dell.com | support.dell.com Class-of-Ser vice The switch supports tag-based prioriti zation following the IEEE 802.1p standard. The eight levels of IEEE 802. 1p priority ar e mapped to the four priority queues of each port. F or each port, the four priority queues ar e scheduled following a W eig hted Round Robin scheme.
Fea t ur e s 19 R edundant Power System P owerConnect RPS-60 The optional external redundant power system P owerConnect RPS-60 provides a second, redundant power s upply for your switch, eliminating the power supply as a single point of failure.
20 Fe at u r e s www .dell.com | support.dell.com Installing in a R ack The switch can be installed in most standard 19-inch racks. NOTE: For racks that are not p rethre aded, cage nuts are provided. T o install the switch in a rack, complete the following steps: 1 Use the supplied screws to attach a mounting bracket to each side of the switch.
www .dell.com | support.dell.com 2 SECTION 2 Help and R egulator y Notices T echnical Assistance Contacting Dell Regulatory Notices.
22 Help and R egulator y Notices www .dell.com | support.dell.com T echnical Assistance If you need help with a technical pr oblem, Dell is r eady to assist you. CAUTION: If you need to remo ve the computer covers, first disconnect the computer power and mode m cables from all electrical outlets.
Help and R egulator y Notices 23 Y ou can contact Dell electronicall y using the followin g addresses: •W o r l d W i d e W e b www .dell.com/ www .dell.com/ap/ (for Asian/P acific countries only) www .euro .dell.com (for Europe only) www .dell.com/la/ (for Latin American countries) • Anonymous file transfer protocol (FTP) ftp.
24 Help and R egulator y Notices www .dell.com | support.dell.com Automated Order-Status Service T o check o n the status of a ny Dell pr oducts that you have or dered, you can go to support.dell.com , or you can call the automa ted order -status service.
Help and R egulator y Notices 25 F or the telephone number to call, see the contact numbers for your reg io n . 2 Include a copy of the invoice and a letter describing the reason for the return. 3 Include a copy of the Diagnostics Checklist indicating the tests you have run and any error messages r eported by the Dell Diagnostics.
26 Help and R egulator y Notices www .dell.com | support.dell.com Contacting Dell T o contact Dell electronically , you can access the following websites: • www .
Help and R egulator y Notices 27 NOTE: T oll-free numbers are for use within the country for which they are listed. When you need to contact D ell, use the electronic addr esses, telephone numbers, and codes provided in the follo wing table. If yo u need assistance in determining which codes to us e, contact a local or an internatio nal operator .
28 Help and R egulator y Notices www .dell.com | support.dell.com Austria (V ienna) International Access Code: 900 Country Code: 43 City Code: 1 We b s i t e : support.
Help and R egulator y Notices 29 Brunei Country Code: 673 Customer T echnical Support (P enang, Malaysia) 604 633 4966 Customer Service (P enang, Malaysia) 604 633 4949 T ransaction Sales (P enang, Ma.
30 Help and R egulator y Notices www .dell.com | support.dell.com Czech R epublic (P rague) International Access Code: 00 Country Code: 420 City Code: 2 We b s i t e : support.
Help and R egulator y Notices 31 F inland (Helsinki) International Access Code: 990 Country Code: 358 City Code: 9 We b s i t e : support.euro .dell.com E-mail: fin_support@dell.
32 Help and R egulator y Notices www .dell.com | support.dell.com Germany (Lang en) International Access Code: 00 Country Code: 49 City Code: 6103 We b s i t e : support.
Help and R egulator y Notices 33 Ireland (Cherrywood) International Access Code: 16 Country Code: 353 City Code: 1 We b s i t e : support.euro .dell.com E-mail: dell_direct_support@dell.com Ireland T echnical Support 1850 543 543 U.K. T echnical Support (dial within U.
34 Help and R egulator y Notices www .dell.com | support.dell.com Japan (Kawasaki) International Access Code: 001 Country Code: 81 City Code: 44 We b s i t e : support.
Help and R egulator y Notices 35 Latin America Customer T echnical Support (Austin, T e xas, U.S.A.) 512 728-4093 Customer Service (A ustin, T exas, U.S.A.) 512 728-3619 F ax (T echnical Support and Customer Service) (Austin, T exas, U .S.A.) 512 728-3883 Sales (Austin, T exas, U.
36 Help and R egulator y Notices www .dell.com | support.dell.com Mexico International Access Code: 00 Country Code: 52 Customer T echnical Support 001-877-384-8979 or 001-877-269-3383 Sales 50-81-880.
Help and R egulator y Notices 37 Norway (Lysaker) International Access Code: 00 Country Code: 47 We b s i t e : support.euro .dell.com E-mail Support (portable computers): nor_nbk_support@dell.com E-mail Support (desktop computers): nor_support@dell.com E-mail Support (servers): nordic_server_support@dell.
38 Help and R egulator y Notices www .dell.com | support.dell.com Pue rt o R ic o General Support 1-800-805-7545 St. Kitts and Nevis General Support toll-free: 1-877-441-4731 St.
Help and R egulator y Notices 39 Sweden (Upplands V asby) International Access Code: 00 Country Code: 46 City Code: 8 We b s i t e : support.euro .dell.com E-mail: swe_support@dell.com E-mail Support for Latitude and Inspiron: Swe-nbk_kats@dell.com E-mail Support for OptiPlex: Swe_kats@dell.
40 Help and R egulator y Notices www .dell.com | support.dell.com Thailand International Access Code: 001 Country Code: 66 T echnical Support toll-fr ee: 0880 060 07 Customer Service (P enang, Malaysi.
Help and R egulator y Notices 41 U.S.A. (Austi n, T exas) International Access Code: 011 Country Code: 1 Automated Or der-Status Service toll-free: 1-800-433-9014 AutoT e ch (portable and desktop comp.
42 Help and R egulator y Notices www .dell.com | support.dell.com R egulator y Notices FCC Compliance Statement This equipment gene rates and uses radio frequenc y ener gy . If not i nstalled and used properly , in strict accor dance with the instructions provided with the equipment, it might cause interference to radio and TV communication.
Help and R egulator y Notices 43 CAUTION: Do not use a RJ-11 (telephone) cable to co nnect your network equipment. FCC Notices (U.S. Only) Class A This equipment has been tested and fo und to comply with the limits for a Class A digital device pursu ant to P a rt 15 of the FCC R ules.
44 Help and R egulator y Notices www .dell.com | support.dell.com CE Notice (European Union) Marking by the symbol indicates co mpliance of this Dell computer to the EMC Directive and the Low V oltage Directive of the European Union.
Help and R egulator y Notices 45 Set 2: F or –48- VDC powered systems • EN 55022 — "Information T echnology Equipment — Radio Disturbance Characteristics — Limi ts and Methods of Measurement.
46 Help and R egulator y Notices www .dell.com | support.dell.com Información para NOM (ú nicamente para México) La informació n siguiente se pr oporciona en e l disposit ivo o en los dispositivos descritos en este do cumento , en cumplimiento con los requisitos de la No rma Oficial Mexicana (NOM ): Ship to: Dell Computer de México , S.
Help and R egulator y Notices 47 VCCI Notice (Japan Only) Class A ITE This is a Class A product based on th e standar d of the V oluntary Control Council for Interference (VCCI) for in formation technology equipment. If this equipment is used in a domestic environment, radi o disturbance may arise.
48 Help and R egulator y Notices www .dell.com | support.dell.com.
An important point after buying a device Dell 2124 (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 2124 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 2124 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell 2124 you will learn all the available features of the product, as well as information on its operation. The information that you get Dell 2124 will certainly help you make a decision on the purchase.
If you already are a holder of Dell 2124, 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 2124.
However, one of the most important roles played by the user manual is to help in solving problems with Dell 2124. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell 2124 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
