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Media Converter. What is Media Converter A media converter is a device which converts signals it receives from one media type to signals appropriate to.

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Presentation on theme: "Media Converter. What is Media Converter A media converter is a device which converts signals it receives from one media type to signals appropriate to."— Presentation transcript:

1 Media Converter

2 What is Media Converter A media converter is a device which converts signals it receives from one media type to signals appropriate to another media type.

3 Distances Over copper cabling distances are limited to 100m (330ft) between any two active devices and network perimeter (by using repeaters) can not exceed 205m (660ft) for 100mbps or double for 10mbps. By using optical fibers, distances between active devices may be extended to 2000m (6500ft) for 10mbps (even more in full duplex mode) and up to 2000m for 100mbps. By using single mode fibers (and proper interfaces) distances of tens of km may be obtained.

4 Extend Network Distance Multi-mode fiber Switch Single-mode fiber (more than 40 km) Switch Single-mode fiber (more than 40 km)

5 Copper to fiber Multi-mode fiber to Single-mode fiber Convert different media type + Switch Fiber Copper Server Copper to fiber application Multi-mode fiber Single-mode fiber Multi-mode fiber to Single-mode fiber application Switch Multi-mode fiber

6 This is the classic fiber optic cabling and is far and away the most prevalent fiber type in use today inside buildings. It is the fiber type the IEEE, ANSI, TIA, and ISO standards organizations typically define in fiber LAN specifications. Fiber Type (Multi-Mode) 62.5/125 µm, 50/125 µm Multiple light paths Relatively inexpensive Modal-bandwidth limited Primarily used for LANs

7 For more demanding applications a second fiber cable type “single-mode” is available. Single-mode fiber uses a smaller core diameter, between 8 and 12 µm (8 - 9 being the average), with the same cladding diameter as multi-mode. Fiber Type (Single-Mode) 8-9/125 µm Single light path Somewhat more costly More difficult to terminate Essentially unlimited bandwidth Primarily used for MAN/WANs

8 850 nm multi-mode: Standard for 10Base-FL 10 Mbps Ethernet and 100Base-SX 100 Mbps Short Wavelength Ethernet. Also used for 1000Base-SX Gigabit Ethernet. 1300 nm multi-mode: Standard for 100Base-FX 100 Mbps Ethernet. Also used by other high-speed LAN protocols such as FDDI, ATM/OC-3, etc. 1310 nm single-mode: Standard for 1000Base-LX Gigabit Ethernet. Also commonly used for applications where greater distance is required than can be achieved with multi-mode fiber. 1550 nm single-mode: Not an Ethernet standard, but used extensively for long-haul telecommunications at speeds of up to 40 Gbps (OC-768) and for all Dense Wavelength Division Multiplexing (DWDM) applications. Wavelengths

9 Fiber Standards Standard Data Rate (Mbps) Cable Type IEEE Standard Max. Distance 10BASE-FL10Multi-mode: 850nm; 62.5/125µm or 50/125 µm2 km 100BASE-FX100Multi-mode: 1300nm; 62.5/125µm or 50/125 µm2 km 100BASE-SX*100Multi-mode: 850nm; 62.5/125µm or 50/125 µm300 m 1000BASE-SX1000 Multi-mode: 850nm; 62.5/125µm Multi-mode: 850nm; 50/125 µm 220 m 550 m 1000BASE-LX1000 Multi-mode: 1300nm; 62.5/125µm or 50/125 µm Single-mode: 1300nm; 8/125µm 550 m 5 km 1000BASE-LH1000Single-mode: 1550nm; 8/125µm70 km *100BASE-SX (short wavelength multi-mode) and 1000BASE-LH (long-haul single-mode) are not formally adopted standards, but are commonly understood and used in fiber optic networking

10 Fiber Converter 10/100Mbps –Basic FL-620ST/SC, SFL-613SC20, FL-720SC20 –Smart FL-M620 –Intelligent FL-M500 1000Mbps –Basic FL-1000TL20, FL-1200SL20


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