| LAN cables are the Ethernet transmission media | | | | networking environments. |
| connecting network devices in the computer | | | | Coaxial LAN Cables |
| network environment. A well-designed computer | | | | Coaxial LAN Cables are used for 10Base2 and |
| network cabling can be a critical task of making a | | | | 10Base5 Ethernet in years past. 10Base5 was |
| LAN network more manageable and available. | | | | referred to as thicknet, and 10Base2 was |
| High speed LANs are required in order to provide | | | | referred to as thinnet because 10Base5 used |
| the scalable bandwidth necessary to support | | | | thicker coaxial LAN Cables, they are regarded as |
| current and future network applications and | | | | legacy Computer Network Cable. |
| services. Structured cabling provides LAN | | | | Coaxial LAN Cables are which the original Ethernet |
| connectivity at Fast Ethernet (100 Mbps) and | | | | network technology is based on, it can extend up |
| potentially Gigabit speeds using current standards | | | | to 500 meters per segment, but maximum speed |
| based UTP wiring. Fiber optic cabling allows | | | | is 10 Mbps. Today coaxial LAN Cables is not |
| transmission across LAN backbone connections at | | | | popular anymore. |
| Gigabit Ethernet (GE) and future 10GE/100GE | | | | UTP (Unshielded Twisted Pair) and STP (Shielded |
| speeds. | | | | twisted pair) |
| In order to make a well-designed computer | | | | There are two types of copper-wire: UTP and |
| network cabling, the following lists the minimum | | | | UTP. UTP LAN Cables is the most popular for |
| and the recommended requirements when you | | | | Computer cabling; it contains 4 pairs of color |
| deploy LAN cabling for your computer network. | | | | coded plastic insulation. The grade of the cable is |
| Minimum requirements: | | | | identified by the number of Twists per inch, the |
| · All the structured cabling must comply with | | | | less attenuation, the less signal interference and |
| Certified CAT5 (category 5). | | | | the less crosstalk. You can go maximum to 100 |
| · All UTP cable segments including patch leads, | | | | meters (approx 300 feet), if you go further than |
| wall and roof cabling must be less than 100 | | | | that, you cannot guarantee - there'll be too much |
| meters in total length and should be CAT5 | | | | signal strength attenuation. The maximum speed |
| compliant. | | | | of UTP LAN Cables is 1 gigabit for Category 5e |
| · Any legacy LAN cabling should be replaced with | | | | which is identified by the slightly higher number of |
| CAT5e cable. | | | | twists per inch with single nylon jacket insulation. |
| · Computer LAN Cabling must be documented | | | | So the grade of the cable is identified by the |
| and patched in a tidy fashion to a secure location. | | | | number of twists per inch. |
| Wall points and patch panels must be labeled. | | | | Connecting devices |
| The recommended computer LAN Cabling | | | | Here is the rule, when interconnecting different |
| requirements are: | | | | devices - use straight through LAN Cables. While if |
| · Certified CAT5e (enhanced) structured cabling | | | | you want to make an interconnecting the same |
| and/or fiber optic cabling. | | | | two devices - use crossover cable. |
| · All UTP cable segments (including patch leads, | | | | Fiber optic |
| wall and roof cabling) must be less than 100 | | | | Fiber optic is the latest transmission media for |
| meters long (total length) and CAT5e compliant. | | | | Ethernet standard used in LAN Cables. The main |
| · All the backbone links that require gigabit and | | | | different in terms of function, between optical |
| higher speeds should use the Fiber optic cabling. | | | | LAN Cables for Ethernet and electrical cable as |
| Less expensive multi-mode fiber (MMF) | | | | follows: |
| connections are to be used for segments less | | | | · Longer distance |
| than 400 meters and single-mode fiber (SMF) for | | | | · Greater monetary cost |
| segments up to 2 kilometers long. New fiber optic | | | | · Less magnetic interference, making it more |
| connectors should be either SC or MT-RJ type | | | | secure |
| interfaces. | | | | · Can support up to 10Gbps |
| · Standard coloring should be used. Cabling should | | | | Certified optical fiber should be used for vertical |
| be color coded, adequately labeled and patched to | | | | and/or horizontal cabling where gigabit backbone |
| a secure central location. Wall points and patch | | | | connections are required. All cabling should be |
| panels must be labeled. | | | | provisioned correctly and fastened securely in a |
| · An ongoing cable management process should | | | | non-hostile environment. Gigabit connections for |
| be in place to ensure cabling is correctly patched | | | | file servers should be provisioned using MMF and |
| and is tidy. | | | | not UTP due to known performance limitations |
| The following are some types of Computer LAN | | | | using gigabit over current copper standards. |
| Cable that are typically used in the local computer | | | | |