Enterasys Networks A2H124-48P manuale d’uso

7.5x9-inch cover with bleed on 4 sides Secur eStack A2 PoE Fast Ether net Switches Hardware Installation Guide A2H124-24P A2H124-48P P/N 9034154-03[...]

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i Notice Enterasys Networks  reserv es  the  right  to  make  changes  in  specifica tions  and  other  information  contained  in  this  document  and  its  web  site  without  prior  notice.  The  reader  should  in  all  cases  consult  Enterasys Netw orks [...]

ii REGULATORY COMPLIANCE INFORMATION FEDERAL COMMUNICATIONS CO MM ISSION (FCC) NO TICE This  device  com plies  with  Pa rt  15  of  the  FC C  rules.  Operation  is  subject  to  the  following  two  conditions:  (1)  this  device  may  not  cause  harmful  interference, ?[...]

iii ELECTROMAGNETIC COMPATIBILITY (EMC) This  product  complies  with  the  following:  47  CFR  Pa rt s  2  and  15,  CSA  C108.8,  89/336/EEC,  EN  55022,  EN  6100 0 ‐ 3 ‐ 2,  EN 61000 ‐ 3 ‐ 3,  EN  55024,  AS/NZS  CISPR  22,  VCCI  V ‐ 3.  COMPATIBILIDAD [...]

iv[...]

v VCCI NOTICE This  is  a  class  A  product  based  on  the  standard  of  the  Vo l u n t a r y  Control  Coun cil  for  Interference  by  Information  Te c h n o l o g y  Equipment  (VCCI).  If  this  equipment  is  used  in  a  domes tic  environmen t, [...]

vi DECLARATION OF CONFORMITY Application  of  Co uncil  Directiv e(s): 89/336/EEC 73/23/EEC Manufacturer’s  Na me: Enterasys Networks, Inc. Manufacturer ’ s  Address: 50  Minuteman  Road Andover,  MA  01810 USA European  Representativ e  Address: Enterasys Networks,  Ltd . Nexus  House,  Newbury  Bus[...]

vii ENTERASYS NETWORKS, INC. FIRMWARE LICENSE AGREEMENT BEFORE  OPENING  OR  UTILIZING  THE  ENCL OSED  PRODUCT , CAREFULL Y  READ  THIS  LICENSE  AGREEMENT . This  document  is  an  agreement  (“ Agreement”)  betwee n  the  end  user  (“Y ou”)  and  Enterasys Networks, Inc. [...]

viii 3. APPLICABLE  LAW. This  Agreem ent  shall  be  interpreted  and  governed  under  the  laws  and  in  the  state  and  federal  cour ts  of  the  Commonwealth  of  Massachusetts  wit hout  regard  to  its  conflicts  of  laws  provisions.  You  ac[...]

ix THE  CUMULA TIVE  LIAB ILITY  OF  ENTERASYS  TO  YOU  FOR  ALL  CLAIMS  RELA TING  TO  THE  PROGRAM,  IN  CONTRACT ,  TORT  OR  OTHER WISE,  SHALL  NOT  EX CEED  THE  TOT AL  AMOUN T  OF  FEES  PA I D  TO  ENTERASYS  BY  YOU  FOR  THE  RIGHTS ?[...]

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xi Contents About This Guide Who Should Use This Guide ........ ................... .................... ................ ................... ................... .......... xv How to Use This Guide ................ ................ ................... .................... ................ .................. ............. xvi Related Documents .....[...]

xii Connecting AC and PoE Power ............. ................... ................ .................... ................... ............ .... 3-12 AC Power ........................... ................ ................... .................... ................ ................... . ............ 3-12 C2RPS-PoE Redundant Power Syst em ... .............[...]

xiii Figures 1-1 A2H124-24P Stackable Switch .. ................... ................... ................. ................... .................. 1-3 1-2 A2H124-48P Stackable Switch .. ................... ................... ................. ................... .................. 1-3 3-1 Chassis Bottom, Rubber Feet Placement ..... .................[...]

xiv A-11 MGBIC-08 Operating Range ............ ....................... ...................... ....................... ................. A- 6 A-12 MGBIC-02 Specifications ........... ................... ................ .................... ................... ............... .. A-7 A-13 Compliance Standards ............... ................... .....[...]

SecureStack A2 PoE Installation Guide xv About This Guide This  guide  provides  an  ov erview ,  installation  and  troubleshooting  instructio ns,  and  specifications  for  the  Enterasys ®  SecureStack  A2H124 ‐ 24P  and  A2H124 ‐ 48P  stackable  Ethernet  switches. For  inform[...]

How to Use This Guide xvi About This Guide How to Use This Guide Read  through  this  guide  completely  to  familiarize  you rs el f  with  its  contents  and  gain  an  understanding  of  the  features  and  capabilities  of  the  stackable  Ethernet  switches.  A  gene[...]

Conventions Used in This Guide SecureStack A2 PoE Installation Guide xvii Conventions Used in This Guide The  following  conventions  are  used  in  this  guide: Note: Calls the reader ’s attention to any item of information that may be of special import ance. Caution: Contains information essential to avoid damage to the equ[...]

Conventions Used in This Guide xviii About This Guid e[...]

SecureStack A2 PoE Installation Guide 1-1 1 Introduction This  chapter  introduces  the  A2H124 ‐ 24P  and A2H1 24 ‐ 48P  stackable  switches.  Import ant Notice Depending on th e firmware version used in the Secu reS tack A2, some features described in this document may not be supported. Refer to the Release Notes shipp[...]

Overview 1-2 Introduction Overview The  A2H124 ‐ 24P  and  A2H124 ‐ 48P  are  stackable  Fast  Ethernet  switches,  which  can  be  adapted  and  scaled  to  help  meet  you r  network  needs.  These  switches  provide  a  management  platform  and  uplink  t[...]

Overview SecureStack A2 PoE Installation Guide 1-3 Figure 1- 1 A2H124-24P S tac kable Switch Figure 1-2 A2H124-48P S tac kable Switch Note: The 1000BASE-T built-in RJ45 stacking port s 25 and 26 on the A2H124-24P and ports 49 and 50 on the A2H124-48P can be configured as st and ard 10/100/1000BASE-T switch ports, using the command “set switch sta[...]

PoE (Power over Ethernet) Support 1-4 Introduction S tack Connections The  switches  hav e  front ‐ panel  RJ45  connectors  for  connections  in  a  stack  configuration.  The  stacking  cables  used  for  the  connections  are  standard  Category  5  or  better  UTP  [...]

Connectivity SecureStack A2 PoE Installation Guide 1-5 Connectivity The  SecureStack  A2  connects  to  Ethernet  netw orks  or  workstations  via  the  fixed  front  panel  RJ45  connectors  and  two  uplink  ports  that  support  optional  Mini ‐ GBICs. At  the  time [...]

Management 1-6 Introduction Management Management  of  the  module  can  be  eithe r  in ‐ band  or  out ‐ of ‐ band.  In ‐ band  remote  management  is  possible  us ing  Te l n e t ,  Enterasys N etworks’  NetSight ®  management  application,  or  the  We b V i e w ?[...]

LANVIEW Diagnostic LEDs SecureStack A2 PoE Installation Guide 1-7 LANVIEW Diagnostic LEDs LANVIEW  diagnostic  LEDs  serv e  as  an  important  troubleshooting  aid  by  providing  an  easy  wa y  to  observe  the  status  of  individual  ports  and  overall  netw ork  operatio[...]

Getting Help 1-8 Introduction[...]

SecureStack A2 PoE Installation Guide 2-1 2 Network Requirements Before  inst alling  the  device,  review  the  requirements  and  specif ications  in  this  chapter  concerning  the  following: 10BASE-T Network When  connecting  a  10BASE ‐ TX  segment  to  one  of  the  RJ45 [...]

100BASE-TX Network 2-2 Network Requir ements 100BASE-TX Network When  connecting  a  100BASE ‐ TX  segment  to  one  of  the  fixed  ports  (1 through  24  on  A2H124 ‐ 24P,  1  through  48  on  A2H1 24 ‐ 48P)  use  Category  5  UTP  cabling.  The  device  at [...]

SecureStack A2 PoE Installation Guide 3-1 3 Hardware Installation This  chapter  provides  instructions  to  install  the  A2H124 ‐ 24P  and  A2H124 ‐ 48P.  Unless  otherwise  noted,  the  instructions  apply  to  all  switches.  Follow  the  order  of  the  sections  li[...]

Considerations Prior to Installation 3-2 Hardware Installation Considerations Prior to Inst allation When  installing  the  switch,  note  the  following: •B e f o r e  starting  the  installation  procedure,  notify  the  network  administrator  of  the  installation. •F o l l o w  the  [...]

Installing the Switch on a Flat Surface SecureStack A2 PoE Installation Guide 3-3 Inst alling the Switch on a Flat Surface When  installing  the  switch  on  a  flat  surface,  the  installa tion  of  the  rubber  feet  is  recommended  to  prev ent  the  switch  from  sliding  on ?[...]

Installing the Switch on a Flat Surface 3-4 Hardware Installation Figure 3-1 Chassis Bottom, Rubber Feet Placement 1 Bottom of chassis as seen when chassis is resting on its back 3 Rubber feet with a dhesive backing (four) 2 Locations to install the rubber feet (four locations) Note: If a number of switches are being installed in a stack, repeat st[...]

Installing the Switch on a Flat Surface SecureStack A2 PoE Installation Guide 3-5 Guidelines for Flat Surface Inst allation Locate  the  switch  within  152  cm  (5  ft)  of  its  pow er  source  and  on  a  surface  as  shown  in  Figure 3 ‐ 2 .  If  an  optional  redundant [...]

Rack Mounting the Switch 3-6 Hardware Installation Rack Mounting the Switch To  install  the  switch  in  a  19 ‐ inch  ra ck,  yo u  need:  •T w o  rackmount  brackets  and  mounting  screws  (rackmount  kit)  shipped  with  the  switch. •F o u r  user ‐ supplied  screws [...]

Connecting Stacking Cables SecureStack A2 PoE Installation Guide 3-7 2. With  the  mou nting  brackets  attached,  position  the  switch  between  the  vert ica l  frame  members  of  the  19 ‐ inch  rack  as  shown  in  Figu re 3 ‐ 4 .  Then  fasten  the  switch  secure[...]

Connecting Stacking Cables 3-8 Hardware Installation Figure 3-5 St acking Cable Connections After  connecting  the  cables  to  the  stacking  ports,  proceed  to  “ Configuring  Switches  in  a  Stack ”  on  page 3 ‐ 9  for  instructions. 1 Category 5 or better UTP cable 4 ST ACK UP conne[...]

Configuring Switches in a Stack SecureStack A2 PoE Installation Guide 3-9 Configuring Switches in a S t ack The  information  in  the  following  sections  is  important  to  understand  A2  switch  operation  and  installations  in  a  stack  installation. About SecureSt ack A2 Swi tch Operatio[...]

Configuring Switches in a Stack 3-10 Hardware Installa tion 3. The  management  election  process  uses  the  f ollowing  precedence  to  assign  a  management  switch: a. Previously  assigned/elected  manage ment  switch b. Management  assigned  priority  (v alues  1–15) c. Hardware  pr[...]

Configuring Switches in a Stack SecureStack A2 PoE Installation Guide 3-11 3. Once  the  desired  master  swi tch  has  been  selected,  the  current  configuration  wil l  be  saved  and  the  stack  will  automatically  reset.  Yo u  must  now  move  the  console  cable[...]

Connecting AC and PoE Power 3-12 Hardware Installa tion Connecting AC and PoE Power AC Power To  connect  a  switch  to  the  AC  pow er  source,  refer  to  Figu re 3 ‐ 6  and  proceed  as  follows: 1. Plug  the  power  cord into  the  swit ch  AC  power  connector . 2. Plug ?[...]

Connecting AC and PoE Power SecureStack A2 PoE Installation Guide 3-13 3. Observe  the  pow er  CPU  LED  (not  shown),  located  on  the  front  panel.  During  the  initialization,  the  CPU  LED  will  start  by  illuminating  sol id  amber,  then  start  blinking  [...]

Connecting to Console Port for Local Management 3-14 Hardware Installa tion If  you  are  installing  the  switch  as  a  standalone  switch,  proceed  to  “ Connecting  to  Con sole  Po r t  for  Local  Management ”  on  page 3 ‐ 14.  If  you  are  installing  switche[...]

Connecting to Console Port for Local Management SecureStack A2 PoE Installation Guide 3-15 What Is Needed The  following  is  a  list  of  user ‐ supplied  DTE  interface  cables  that  may  be  needed  to  connect  the  DB9  male  Console  port  connector  on  the  switch. ?[...]

Connecting to Console Port for Local Management 3-16 Hardware Installa tion Connecting to an IBM or Comp atible Device To  connect  an  IBM  PC  or  compatible  devi ce,  running  the  VT  terminal  emulation,  to  an  Enterasys  switch  Console  port  ( Figure 3 ‐ 9 ),  proceed  as ?[...]

Connecting to Console Port for Local Management SecureStack A2 PoE Installation Guide 3-17 Connecting to a VT Series T erminal To  connect  a  VT  Series  terminal  to  an  Enterasys  switch  Console  port  ( Figure 3 ‐ 10 ),  use  a  UTP  serial  interface  cable  terminated  with  a[...]

Connecting to Console Port for Local Management 3-18 Hardware Installa tion Connecting to a Modem To  connect  a  modem  to  an  Enterasys Netw orks  switch  console  port  ( Figure 3 ‐ 11 ),  use  a  UTP  cable  terminated  with  a  DB9  female  connector  and  a  DB25  male[...]

Connecting to the Network SecureStack A2 PoE Installation Guide 3-19 Connecting to the Network The  following  procedures  cover  the  cable  connections  from  the  ne twork  or  other  devices  to  the  switch  RJ45  ports  or  any  installed  optional  Mini ‐ GBIC.  • Conne[...]

Connecting to the Network 3-20 Hardware Installa tion Figure 3-12 Connecting a UTP Cable Segme nt to RJ45 Port 3. V erify  that  a  link  exists  by  che cking  that  the  Link/Act ivity  LED  is  ON  (solid  green  or  blinking  green).  4. If  the  Link/Activity  LED  is  OFF , [...]

Connecting to the Network SecureStack A2 PoE Installation Guide 3-21 Figure 3-13 Four-Wire Cros sover Cable RJ45 Pinout s for 10/100BASE-TX Figure 3-14 Four-Wire S traight-Through Cable RJ45 Pinout s for 10/100BASE-TX Figure 3-15 Eight-W ire Crossover Cable RJ45 Pinout s for 1000BASE-TX TX+ TX RX+ RX 2 1 3 6 TX+ TX 2 1 3 6 RX+ RX MDI MD[...]

Installing Optional Mini-GBICs 3-22 Hardware Installa tion Figure 3-16 Eight-W ire Straight-Thr ough Cable RJ45 Pinout s for 1000BASE-TX Inst alling Optional Mini-GBICs This  section  describes  how  to  install  Mini ‐ GBICs  in  any  of  the  SFP  port  slots  (27  and  28  of  A2H124 ‐ 24[...]

Installing Optional Mini-GBICs SecureStack A2 PoE Installation Guide 3-23 Prep aration Before  inst alling  the  Mini ‐ GBIC,  pr oceed  as  follows: 1. Before  removing  the  Mini ‐ GBIC  from  the  antistatic  packaging,  it  is  recommended  that  you  use  an  antistatic  wri[...]

Installing Optional Mini-GBICs 3-24 Hardware Installa tion Figure 3-17 Mini-GBIC with RJ 45 Connector 1 SFP Slot 3 Release tab 2 Mini-GBIC (MGBIC-02) 4 Link/Activity LED 27 28 A2H124-24P 25 26 27 28 25/Up 26/Down Stack  Á À Ã[...]

Installing Optional Mini-GBICs SecureStack A2 PoE Installation Guide 3-25 Figure 3-18 Mini-GBIC with MT -RJ Connector 1 SFP Slot 3 Release tab 2 Mini-GBIC (MGBIC-MT01) 4 Link/Activity LED 27 28 A2H124-24P 25 26 27 28 25/Up 26/Down Stack Á À Ã Â[...]

Installing Optional Mini-GBICs 3-26 Hardware Installa tion Figure 3-19 Mini-GBIC with LC Connector Removing the Mini-GBIC 1 SFP Slot 3 Release tab 2 Mini-GBIC (MGBIC-LC01,-LC03, -LC09, MGBIC-08) 4 Link/Activity LED 27 28 A2H124-24P 25 26 27 28 25/Up 26/Down Stack  Á À à Caution: Do NOT remove a Mini-GBIC from a slot without relea sing the lock[...]

Installing Optional Mini-GBICs SecureStack A2 PoE Installation Guide 3-27 To  remove  a  Mi ni ‐ GBIC  from  a port  slot,  refer  back  to  Figure 3 ‐ 17 ,  Figure 3 ‐ 18 ,  and  Figure 3 ‐ 19 ,  and  proceed  as  follows: 1. Attach  you r  antistatic  wrist  strap  (refer ?[...]

Installing Optional Mini-GBICs 3-28 Hardware Installa tion The  transmit  strand  from  a  switch  port  connects  to  the  receive  port  of  a  fiber ‐ optic  Gigabit  Ethernet  device  at  the  other  end  of  the  se gment.  The  receive  strand  of  the ?[...]

Installing Optional Mini-GBICs SecureStack A2 PoE Installation Guide 3-29 Figure 3-20 Cable Connec tion to MT -RJ Multimode Fiber-Optic Connectors 3. Plug  the  other  end  of  the  cable  into  the  appropriate  port  on  the  other  device.  Some  cables  may  be  terminated  at  the [...]

Installing Optional Mini-GBICs 3-30 Hardware Installa tion Connecting Fiber-Opti c Cables to LC Port s This  section  describes  how  to  connect  •a  1000BASE ‐ SX  mult imode  fiber ‐ optic  segment  from  the  network  or  other  devices  to  an  LC  port  connector  of  [...]

Installing Optional Mini-GBICs SecureStack A2 PoE Installation Guide 3-31 1. Remove  the  protectiv e  covers  (not  shown)  from  the  front  panel  LC  fiber ‐ optic  port  (port  27  in  this  example)  and  from  the  connectors  on  each  end  of  the  cable. 2.[...]

Completing the Installation 3-32 Hardware Installa tion 4. V erify  that  a  link  exists  by  che cking  that  the  port  Link/Act ivity  LED  is  on  (blinking  green  or  solid  green).  If  the  Link/Activity  LED  is  off,  perform  the  followi ng  steps  u[...]

SecureStack A2 PoE Installation Guide 4-1 4 T roubleshooting This  chapter  provides  information  concerning  the  following: This  device  contains  a  battery  that  is  not  considered  a  user  replaceable  part.  If  the  battery  needs  to  be  replaced,  contact ?[...]

Using LANVIEW 4-2 Troubleshooting Using LANVIEW These  switches  support  the  Enterasys Networks  built ‐ in  LANVIEW  LED  visual  diagnostic  and  status  monitoring  system.  The  LANVIEW  LEDs  on  both  the  A2H124 ‐ 24P  and  A2H124 ‐ 48P  are  located  in  s[...]

Using LANVIEW SecureStack A2 PoE Installation Guide 4-3 Note: The terms flashing , blinking , and solid used in Ta b l e 4 - 1 indicate the following: Flashing: LED is flashing randomly . Blinking: LED is flashing at a steady rate (approximately 50% on, 50% off). Solid: LED is on steady and not pulsing. T able 4-1 LANVIEW LEDs LED Color State Recom[...]

Using LANVIEW 4-4 Troubleshooting DOWN Off No valid conn ection to switch stackup connector . 1. Make sure the switch connected to the stackup connector is powered on. 2. Replace cable with a known good one . 3. If the problem still exists, contact Enterasys Networks for technical support. Green Solid . V alid co nnection to switch stackup connecto[...]

Using LANVIEW SecureStack A2 PoE Installation Guide 4-5 RPS Off The RPS LED remains off regardless if the RPS is atta ched or not. The L ED being in its off st ate is not a n indication that the RPS is not functioning properly and won’t supply power in the event of an AC power supply failure. See Amber state below . None. Amber Solid .The switch [...]

Using LANVIEW 4-6 Troubleshooting Amber Solid. Port is linked, but traf fic is not being received or transmitted by the interface. PoE power has failed. PoE power may have been deactivated because of excessive powe r requirement or deactivated by configuration. Power Supply failed. 1. Check th e attached po wered device to see if it is defect ive. [...]

Troubleshooting Checklist SecureStack A2 PoE Installation Guide 4-7 T roubleshooting Checklist If  the  device  is  not  work in g  properly ,  refer  to  Ta b l e 4 ‐ 2  for  a  checklist  of  problems,  possible  causes,  and  recommended  actions  to  resolve  the  problem. T[...]

Troubleshooting Checklist 4-8 Troubleshooting Cannot contact the SecureS tack A2 through in-band management. IP address not assigned. Refer to the SecureStack A2 Configuration Guide for the IP address assignment procedure. Port is disab led. This is normal if the switch is a Member in a stack. If operating as a standalone sw itch or as the Manager [...]

Using the Reset Password Switch SecureStack A2 PoE Installation Guide 4-9 Using the Reset Password Switch If  you  forget  the  SecureSt ack  A2  login  passw ord,  use  the  Reset  passw ord  switch  as  described  in  the  following  procedure.  Figure 4-3 Reset Password Switch To  reset[...]

Using the Reset Password Switch 4-10 Troubleshooting[...]

SecureStack A2 PoE Installation Guide A-1 A Specifications This  appendix  provides  information  about  the  foll owing: Enterasys Networks  reserves  the  right  to  change  the  specifications  at  any  time  without  notice. Switch S pecifications Ta b l e A ‐ 1  provides  the  I/[...]

Switch Specifications A-2 Specifications AC Input Specifications Input V oltage 100 to 240 V AC Input Currrent 5.1 A Max Frequency 50 to 60 Hz Processors/Memory Processor MPC8241, 266 MHz processor Dynamic Random Access Memory (DRAM) 128 MB FLASH Memory 16 MB Physical Dimensions 4.4 H x 44.1 W x 21.0 D cm (1.7 H x 17.4 W x 8.27 D in.) Approximate W[...]

Switch Specifications SecureStack A2 PoE Installation Guide A-3 T able A-2 A2H124-48P Switch Specifications Item Specification  RJ45  ports 1 through 48 Forty-eight 10/100BASE- T compliant ports with auto-sensing and auto-nego tiation via the RJ45 connections.  RJ45  ports 49 and 50 T wo 10/1 00/1000BASE-TX compliant ports with auto-sen[...]

Mini-GBIC Input/Output Specifications A-4 Specifications Mini-GBIC Input/Output S pecifications The  Mini ‐ Gigabit  Ethernet  Card  (Mini ‐ GBIC)  port  interface  slots  can  support  1 ‐ Gbps  fiber ‐ optic  connections  as  described  in  Ta b l e A ‐ 3 .  The  optional  Mini ?[...]

Gigabit Ethernet Specifications SecureStack A2 PoE Installation Guide A-5 MGBIC-LC03 S pecific ations (1000BASE-SX) T able A-5 MGBIC-LC01/MGBI C-MT01 Operating Range Item Modal Bandwid th @ 850 nm Range 62.5 µm MMF 160 MHz/km 2-220 Meters 62.5 µm MMF 200 MHz/km 2-275 Meters 50 µm MMF 400 MHz/km 2-500 Meters 50 µm MMF 500 MHz/km 2-550 Meters T a[...]

Gigabit Ethernet Specifications A-6 Specifications MGBIC-LC09 S pecific ations (1000BASE-LX) MGBIC-08 Specificati ons (1000BASE-ELX) T able A-8 MGBIC-LC09 Optical Spec ifications Item 62.5 µm MM F 50 µm MMF 10 µm SMF T ransmit Power (minimum) -1 1.5 dBm -1 1.5 dBm -9.5 dBm Receive Sensitiv ity -20 dBm -20 dBm -20 dBm Link Power Budget 8.5 dBm 8.[...]

Console Port Pinout Assignments SecureStack A2 PoE Installation Guide A-7 MGBIC-02 Specifications (1000BASE-T) Console Port Pinout Assignment s The  Console  port  is  a  DB9  serial  communications  port  for  local  access  to  Local  Management.  Refer  to  Figure A ‐ 1  for  the  Con[...]

Regulatory Compliance A-8 Specifications Regulatory Compliance The  A2H124 ‐ 24P  and  A2H124 ‐ 48P  meet  the  safety  and  electromagnetic  compatibility  (EMC)  requirements  listed  in  Ta b l e A ‐ 13 : T able A-13 Compliance St andards Regulatory Compliance Stan da rd s Safety UL 60950, CSA C22.[...]

Index-1 Index Numerics 1000BASE-SX/LX netwo rk connections requirements for 2-2 1000BASE-T requirements for 2-2 100BASE-TX requirements 2-2 10BASE-T connection 3-19 requirements 2-1 A A2H124-24P overview of 1-2 A2H124-48P overview of 1-2 C Cable fiber budget A-4 Cable specifications 1000BASE-SX/LX network 2-2 1000BASE-T network 2-2 100BASE-TX netwo[...]

Index-2 Pinout assignments console port A-7 UTP 4-wire crossover cable 3-21 UTP 4-wire straight-through cable 3-21 UTP 8-wire crossover cable 3-21 UTP 8-wire straight-through cable 3-22 PoE (Power over Ethernet) introduction to 1-4 Power connection AC 3-12 RPS DC 3-13 R Rackmount installation guidelines for 3-6 Receive/Transmit LEDs viewing of 4-2 [...]