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Core Features Tested
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Featurecodedetails
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HandshakeHThe handshake completes with successful negotiation of enable_multipath transport parameter (both ends indicate 0x01)
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Path ValidationVClient sends PATH_CHALLENGE frame to open a new path and server replies with PATH_RESPONSE
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Send dataDStream data (of one of more streams) is send on all paths; ACK_MP frames are sent and processed
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Path CloseCClient closes a path with PATH_ABANDON frame
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Optional Features Tested
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Featurecodedetails
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CID changeIA server offers new CIDs to a client in advance. Upon some events, the client starts using a new server CID on one path
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Path statusSClient sends PATH_STATUS frame
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Key UpdateUOne endpoint updates keys and sends at least one packet with the new key on all active paths
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Multipath ACKAOne endpoint sends data and the other endpoints sends ACK (randomly) on all path independent of where data is received
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CID retirementROne endpoint send an RETIRE_CONNECTION_ID for an active path
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