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clairelin
clairelin بازدید : 48 چهارشنبه 02 اسفند 1391 نظرات (0)

What's the SFP Transceiver? From your fiber optic technology we all know that.SFP(small form-factor pluggable) can be a compact, hot-pluggable transceiver useful for both telecommunication and knowledge communications applications. The proper execution factor and electrical interface are specified by a multi-source agreement (MSA).Due to its smaller size, SFP obsoletes the formerly ubiquitous gigabit interface converter (GBIC); the SFP may also be known as Mini-GBIC although no device using this name has have you been defined in the MSAs.Fiberstore supply several types of SFP module 100% compatible with Cisco, HP, Juniper, Netgear, DELL and so forth.

Cisco SFP transceivers have a diverse range of different transmission and receiving type, an individual can make the right transceiver for each and every link, to supply the optical performance may be accomplished based on the available fiber type (such as a multimode fiber or single mode fiber).Our comaptible cisco module includes: multimode optical modules GLC-SX-MM; Single-mode optical module GLC-LH-SM, GLC-ZX-SM; SFP copper module GLC-T; DWDM/CWDM SFP; 2.125G SFP transceiver module; 4G SFP module; BIDI SFP optical transceiver; SFP with DDM transceiver for example SFP-GE-S .Today we are going to mainly introduce two modes of Cisco SFP: GLC-SX-MM,GLC-LH-SM. They're with duplex LC interface and supporting data-rate of 1.25Gbps.

Cisco GLC-SX-MM for Multimode Fiber Only:

Cisco GLC-SX-MM is a commonly used SFP transceiver that is 1000Base-SX SFP for multimode fiber and works at 850nm wavelength. It could reach 550 meter working distance via 50/125 multimode fiber, and 220 meters on 62.5/125 multimode fibers. GLC SX MM SFP is hot swappable module that matches for Gigabit Ethernet port or slot and link the port with the network. Fiberstore supply Cisco equivalent GLC SX MM SFP fiber optic transceiver at very competitive prices and fast delivery.

The 1000BASE-SX SFP, appropriate for the IEEE 802.3z 1000BASE-SX standard, is run on legacy 50 μm multimode fiber links up to 550 m and also on 62.5 μm Fiber Distributed Data Interface (FDDI)-grade multimode fibers up to 220 m. It can support as much as 1km over laser-optimized 50 μm multimode fiber cable.

Cisco GLC-LH-SM for Both Multimode and Single-Mode Fibers:

Cisco GLC-LH-SM is a SFP fiber optic transceiver working at 1310nm wavelength, it might use with both multimode optical fiber and single mode optical fiber, it's small size transceiver with LC interface which is hot swappable, simple to use, no need further configuration. GLC LH SM can be used in Gigabit network and its particular max working distance is 40km over SMF at 1.25Gbps transfer rate.

The 1000BASE-LX/LH SFP, compatible with the IEEE 802.3z 1000BASE-LX standard, runs using standard single-mode fiber-optic link spans of up to 10 km and up to 550 m on any multimode fibers. When used over legacy multimode fiber type, the transmitter should be coupled through a mode conditioning patch cable.

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