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2. Objectives Describe the cable types and connectors that support Ethernet networking standards Configure the properties of server-class network adapters 2.1 Ethernet 83

3. Twisted Pair Cable Characteristics of twisted pair Unshielded Twisted Pair (UTP) TIA/EIA-568-C Commercial Building Telecommunications Cabling Standards (Cat) 2.1 Ethernet 83

4. Network and Modem Ports Registered Jack (RJ) RJ-45 o 4-pair cable o 8P8C (8-position, 8-contact) o Ethernet RJ-11 o 2-pair cable o 6P2C (6-position, 2-contact) o Analog modems 2.1 Ethernet 84

5. Patch Panels Siemon patch panel (Image © 2015 Siemon [www.siemon.com]) 2.1 Ethernet 85

6. Structured Cabling 2.1 Ethernet 85

7. Installing Network Cable Fixed (permanent) cable versus patch cords Wire stripping / cutting Punch-down - terminate cable to Insulation Displacement Connector (IDC) Cable trays and management 2.1 Ethernet 86

8. TIA/EIA 606 Administration Standard Naming conventions o Location and ID of data port o Identify circuit with labels at both ends of cable o Network appliances and servers Cable color coding Labeling 2.1 Ethernet 87

9. Patch Cable Types Cable crimpers o Attach jack (e.g. RJ-45) to patch cord o Avoid excessive untwisting Termination and crossover cable 2.1 Ethernet 88

10. Serial Cable and Connectors Serial interface o DTE (Data Terminal Equipment) o DCE (Data Circuit-terminating Equipment) o Straight-through versus null modem cable RS-232 standard DB-25 or (on PCs) DB-9 connector Console / rollover cable WAN serial links 2.1 Ethernet 89

11. Fiber Optic Cable Construction o Core o Cladding o Buffer o Jacket Single Mode Fiber (SMF) o Expensive optics o Used for long-range applications Multimode Fiber (MMF) o Cheaper optics o Shorter range o Optical Multimode (OM) cable categories 2.1 Ethernet 90

12. Fiber Optic Connectors Ferrule ST (Straight Tip) - push-and-twist locking mechanism SC (Subscriber Connector) - push/pull design attachment LC (Lucent or Local Connector) -similar to SC but half the size Subscriber Connector Straight Tip Local Connector 2.1 Ethernet 91

13. Interface Converters Hot-pluggable transceivers for connecting different media types to enterprise switches Gigabit Interface Converter (GBIC) Small Form Factor Pluggable (SFP / mini- GBIC) and SFP+ 2.1 Ethernet 92

14. IEEE 802.3 Fast Ethernet o 100 Mbps o Cat 5 (100BASE-T) or fiber (100BASE-FX) o Hubs or switches Gigabit Ethernet o 1000 Mbps (1 Gbps) o 1000BASE-T / 1000BASE-SX / 1000BASE-LX o Switches only 10G o 10 Gbps o 10GBASE-T / SR / LR / ER Ethernet 2.1 Ethernet 92

15. Network Adapter Cards Ethernet standard PXE Configuration tools Adapter teaming (bonding) 2.1 Ethernet 94

16. Adapter Teaming and Port Bonding Port bonding / adapter teaming o Aggregate two or more ports to a single link o Combine bandwidth (4 x 1 Gbps ports = 4 Gbps link o Redundancy and failover Link Aggregation Control Protocol (LACP) 2.1 Ethernet 96

17. Troubleshooting Networks 2.1 Ethernet 97

18. What has changed? Is it really a hardware problem? Diagnostic LEDs – check configuration Driver update Check switch configuration (port / VLAN settings) Substitute patch cable Test permanent link Troubleshooting Cabling 2.1 Ethernet 98

19. Review Describe the cable types and connectors that support Ethernet networking standards Configure the properties of server-class network adapters 2.1 Ethernet 99