Item | CloudEngine 8850E -32CQ-EI | CloudEngine 8850-64CQ-EI |
Port description | 32 x 100GE QSFP28 + 1 x 10GE SFP+ | 64 x 100GE QSFP28 |
Switching capacity | 6.4 Tbps/102.4 Tbps | 12.8 Tbps/204.8 Tbps |
Packet forwarding rate | 2003 Mpps | 4482 Mpps |
Buffer | 32 MB | 42 MB |
Air duct type | Standard front-to-back or back-to-front airflow | |
Device virtualization | Intelligent stack (iStack) | |
| M-LAG | |
Data center interconnect (DCI) | VXLAN mapping, enabling Layer 2 interconnection between DCs | |
Network virtualization | VXLAN routing and VXLAN bridging | |
| BGP-EVPN | |
| TRILL (supported only by the CloudEngine 8850-64CQ-EI) | |
| QinQ access VXLAN | |
SDN | iMaster NCE-Fabric | |
Network convergence | Fibre Channel over Ethernet (FCoE) | |
| Data Center Bridging Exchange Protocol (DCBX), Priority-based Flow
Control (PFC), and expanded trunking system (ETS) | |
| Remote direct memory access (RDMA) and RoCE (RoCEv1 and RoCEv2) | |
Programmability | OPS programming | |
| Ansible-based automatic configuration and open-source module
release | |
Traffic analysis | NetStream | |
| sFlow | |
VLAN | Access, trunk, and hybrid ports | |
| Default VLAN | |
| QinQ | |
| MUX VLAN | |
| GARP VLAN Registration Protocol (GVRP) | |
MAC address entry | Automatic MAC address learning and aging | |
| Static, dynamic, and blackhole MAC address entries | |
| Source MAC address filtering | |
| MAC address learning limiting by port and VLAN ID | |
IP routing | IPv4 dynamic routing protocols such as RIP, OSPF, IS-IS, and BGP | |
| IPv6 dynamic routing protocols such as RIPng, OSPFv3, IS-ISv6, and
BGP4+ | |
IPv6 | IPv6 VXLAN over IPv4 | |
| VXLAN over IPv6 (supported only by the CE8850E-32CQ-EI) | |
| IPv6 neighbor discovery (ND) | |
| Path MTU Discovery (PMTU) | |
| TCP6, IPv6 ping, IPv6 tracert, IPv6 socket, UDP6, and raw IPv6 | |
Multicast | Multicast routing protocols, such as the Internet Group Multicast
Protocol (IGMP) , Protocol Independent Multicast-Sparse Mode
(PIM-SM), Protocol Independent Multicast-Dense Mode (PIM-DM),
Multicast Source Discovery Protocol (MSDP), and Multicast BGP
(MBGP) | |
| IGMP snooping | |
| IGMP proxy | |
| Fast leaving of multicast member interfaces | |
| Multicast traffic suppression | |
| Multicast VLAN | |
| Multicast VXLAN | |
MPLS | Basic MPLS | |
Reliability | Link Aggregation Control Protocol (LACP) | |
| STP, RSTP, VBST, and MSTP | |
| BPDU protection, root protection, and loop prevention | |
| Smart Link and multi-instance | |
| Device Link Detection Protocol (DLDP) | |
| Hardware-based Bidirectional Forwarding Detection (BFD), with a
minimum packet sending interval of 3.3 ms | |
| G.8032 Ethernet Ring Protection Switching (ERPS) | |
| VRRP, VRRP load sharing, and BFD for VRRP | |
| BFD for BGP, IS-IS, OSPF, and static routing | |
| BFD for VXLAN | |
QoS | Traffic classification based on Layer 2 protocol headers, Layer 3
protocol headers, and Layer 4 protocol priorities | |
| ACL, CAR, re-marking, and scheduling | |
| Queue scheduling modes such as PQ, WRR, DRR, PQ+WRR, and PQ+DRR | |
| Congestion avoidance mechanisms such as WRED and tail drop | |
| Traffic shaping | |
Intelligent O&M | Network-wide path detection | |
| 1588v2 (supported only by the CloudEngine 8850-64CQ-EI) | |
| Telemetry | |
| INT (IOAM) and enhanced ERSPAN | |
| Intelligent traffic analysis | |
| RoCE traffic visualization: RoCE traffic KPI analysis | |
| Statistics collection on the buffer microburst status | |
| VXLAN OAM: VXLAN ping and VXLAN tracert | |
Intelligent lossless network | PFC deadlock prevention | |
| AI ECN: The switch intelligently adjusts the ECN thresholds of
lossless queues based on the live-network traffic model. | |
| Fast CNP: The switch directly sends CNP packets to server NICs at
the source end to shorten the CNP feedback path. | |
| DLB | |
| ECN overlay | |
| INC (supported only by the CE8850-64CQ-EI) | |
Configuration and maintenance | Terminal login through the console port, Telnet, and SSH | |
| Network management protocols, such as SNMPv1/v2/v3 | |
| File upload and download through FTP and TFTP | |
| Boot Read-Only Memory (BootROM) upgrade and remote online upgrade | |
| 802.3az Energy Efficient Ethernet (EEE) | |
| Hot patch | |
| User operation log | |
| Configuration rollback | |
| ZTP | |
Security and management | 802.1X authentication | |
| Command line authority control based on user levels, preventing
unauthorized users from using commands | |
| Defense against DoS, ARP, and ICMP attacks | |
| Port isolation, port security, and sticky MAC | |
| Binding of the IP address, MAC address, port ID, and VLAN ID | |
| Authentication methods, including AAA, RADIUS, and HWTACACS | |
| RMON | |
Dimensions (H x W x D) | 442.0mm × 420.0mm × 43.6mm | 442.0mm×600.0mm×86.1mm |
Weight (full configuration) | 8.6 kg | 16.4 kg |
Environment requirements | Operating temperature: 0°C to 40°C (0 m to 1800 m) Storage
temperature: -40°C to +70°C
Relative humidity: 5% RH to 95% RH (noncondensing) | |
Operating voltage | 600 W AC&240 V DC power module:
AC: 90 V AC to 290 V AC, 45 Hz to 65 Hz DC: 190 V DC to 290 V DC
1000 W DC power module: -38.4 V DC to -72 V DC 1200 W high-voltage
DC power module: 190 V DC
to 400 V DC | 1200 W AC&240 V DC power module: AC: 90 V AC to 290 V AC, 45 Hz
to 65 Hz DC: 190 V DC to 290 V DC
1200 W DC power module: -38.4 V DC to -72 V DC; +38.4 V DC to +72 V
DC |
Typical power consumption | 203 W (100% traffic load, copper cables on half of the ports,
normal temperature, dual AC power modules)
244 W (100% traffic load, short-distance optical modules on half of
the ports, normal temperature, dual AC power modules) | 376 W (100% traffic load, QSFP28 high-speed cables on 32 ports,
normal temperature, dual AC power modules)
455 W (100% traffic load, QSFP28 short-distance optical modules on
32 ports, normal temperature, dual AC power modules) |
Maximum power consumption | 339 W (100% traffic load, short-distance optical modul es on all
ports, normal temperature, dual AC power m odules)
450 W (100% traffic load, long-distance optical modul es on all
ports, 40°C, dual AC power modules) | 629 W (100% traffic load, QSFP28 short-distance o ptical modules on
64 ports, normal temperature, du al AC power modules)
965 W (100% traffic load, QSFP28 long-distance op tical modules on
64 ports, 40°C, dual AC power mo dules) |
Power factor | 0.85 @ 15%-25% load
0.92 @ 25%-50% load
0.98 @ 50%-100% load | 0.90 @ 15%-25% load
0.96 @ 25%-100% load
0.98 @ 100% load |
