iccrg-5----Page:18
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Challenge 3: Corruption Loss It is common for congestion control mechanisms to interpret packet loss as a sign of congestion appropriate when packets are dropped in routers because of a queue that overflows Inappropriate for wireless networks: packets can be dropped because of corruption, rendering the typical reaction of a congestion control mechanism TCP over wireless and satellite is a topic that has been investigated for a long time [Krishnan04] congestion control mechanism would react as if a packet had not been dropped in the presence of corruption (cf. TCP HACK) |