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Characteristics
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CloudEngine 6856-48T6Q-HI
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CloudEngine 6857-48S6CQ-EI
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Downstream ports
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48 x 10 GE Base-T
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48 x 10 GE SFP+
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Upstream ports
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6 x 40 GE QSFP+
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6 x 40/100G QSFP28
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switching capacity
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1.44 Tbit/with
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2.16 Tbit/with
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Forwarding speed
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1080 million packets per second
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1000 million packets per second
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buffer
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16 Mb
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32 Mb
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Reliability
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Protocol support LACP
Bidirectional data transfer detection for BGP, IS-IS, OSPF, static route and VXLAN
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Microsegmentation
Hardware bidirectional data transfer detection
Protocol support LACP
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MPLS
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L3VPN
VPLS
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O&M
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Telemetry technology
Netstream
sFlow
ERSPAN
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Telemetry technology
Netstream
sFlow
Enhanced ERSPAN
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Data center characteristics
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Routing and bridging VXLAN
BGP EVPN
technology iStack2В and link aggregation group M-LAG
DCBX, PFC, and ETS
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Maximum power consumption
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346 W>
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287 W>
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Source of power
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Alternating current: 600 W> AC + 240 B DC
DC high voltage: 600 W>
D.C: 1200 W>
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Alternating current: 600 W>
D.C: 350 W>
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Working voltage
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Alternating current: from 90 V to 290 B
DC high voltage:
240 B (188 B before 288 B)
380 B (188 B before 400 B)
D.C: -38.4V to -72 B
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Alternating current: from 90 V to 290 B
D.C: -38.4V to -72 B
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