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What Are The Limitations Of Vsat?

Answer»

Like any other technology, VSAT has its limitations too. Some of them include the EXTREMELY high initial cost needed for building and launching satellites in the Geo-Synchronous orbit, higher initial cost and recurring monthly costs for terminal equipments needed for providing Internet over broadband when compared to terrestrial DSL networks, Bit Error Rate is common for satellite based technologies, Rain Attenuation might affect the performance of VSAT communications under rainy conditions, latencies (>200 ms) are STILL higher than their terrestrial equivalent technologies (<100 ms), careful direction of subscriber side terminals and dish antennas are critical for proper working, trained man POWER is required for installation and maintenance, other competitive technologies (Internet Leased Lines, 3G/HSDPA/4G Cellular technologies etc) offer much higher bandwidth at a lower cost than what is possible by VSAT based networks, the antennas need to be fixed outside the offices or homes hence making them susceptible to DAMAGE or theft, the cost of VSAT modules for Network Routers/ Video Conferencing systems are quite high, etc.

Like any other technology, VSAT has its limitations too. Some of them include the extremely high initial cost needed for building and launching satellites in the Geo-Synchronous orbit, higher initial cost and recurring monthly costs for terminal equipments needed for providing Internet over broadband when compared to terrestrial DSL networks, Bit Error Rate is common for satellite based technologies, Rain Attenuation might affect the performance of VSAT communications under rainy conditions, latencies (>200 ms) are still higher than their terrestrial equivalent technologies (<100 ms), careful direction of subscriber side terminals and dish antennas are critical for proper working, trained man power is required for installation and maintenance, other competitive technologies (Internet Leased Lines, 3G/HSDPA/4G Cellular technologies etc) offer much higher bandwidth at a lower cost than what is possible by VSAT based networks, the antennas need to be fixed outside the offices or homes hence making them susceptible to damage or theft, the cost of VSAT modules for Network Routers/ Video Conferencing systems are quite high, etc.



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