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

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

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

Patch Panels Siemon patch panel (Image © 2015 Siemon [ 2.1 Ethernet 85

Structured Cabling 2.1 Ethernet 85

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

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

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

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

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

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

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

IEEE 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

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

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

Troubleshooting Networks 2.1 Ethernet 97

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

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