CE5855-48T4S2Q-EI-B Specifications |
| Base-T Ports | 48 |
| SFP+ Ports | 4 |
| QSFP+ Ports | 2 |
| Switching Capacity | 336 Gbit/s |
| Forwarding Rates | 252 Mpps |
| Airflow Design | Front-to-back or back-to-front |
| Device Virtualization | iStack |
| Super Virtual Fabric (SVF) |
| Network Virtualization | M-LAG |
| TRILL (CE5855 & CE5850) |
| Programmability | Open Programmability System (OPS) |
| Traffic Analysis | NetStream |
| sFlow |
| VLAN | Adding access, trunk, and hybrid interfaces to VLANs |
| Default VLAN |
| QinQ |
| MUX VLAN |
| GVRP |
| ACL | ingress: 9k
egress: 2k |
| MAC Address Table | maximum: 64k |
| Dynamic learning and aging of MAC addresses |
| Static, dynamic, and black hole MAC address entries |
| Packet filtering based on source MAC addresses |
| MAC address limiting based on ports and VLANs |
| ARP (maximum) | 54k |
| ND (Maximum) | 16k |
| IPv4 FIB (maximum) | 32k |
| IP Routing | IPv4 routing protocols, such as RIP, OSPF, BGP, and IS-IS |
| IPv6 routing protocols, such as RIPng, OSPFv3, IS-ISv6, and BGP4+ |
| IPv6 FIB (maximum) | 16k |
| IPv6 | IPv6 Neighbor Discovery (ND) |
| Path MTU Discovery (PMTU) |
| TCP6, ping IPv6, tracert IPv6, socket IPv6, UDP6, and Raw IP6 |
| Multicast FIB (maximum) | 2k |
| Multicast | IGMP, PIM-SM, PIM-DM, MSDP, and MBGP |
| IGMP snooping |
| Fast leave of multicast member interfaces |
| Multicast traffic suppression |
| Multicast VLAN |
| Reliability | LACP |
| STP, RSTP, VBST, MSTP |
| BPDU protection, root protection, and loop protection |
| Smart Link and multi-instance |
| DLDP |
| ERPS (G.8032) |
| VRRP, VRRP load balancing, and BFD for VRRP |
| BFD for BGP/IS-IS/OSPF/Static route |
| QoS | Traffic classification based on Layer 2 headers, Layer 3 protocols, Layer 4 protocols, and 802.1p priority |
| Actions of ACL, CAR, re-marking, and scheduling |
| Queue scheduling algorithms, including PQ, WRR, DRR, PQ + WRR, and PQ + DRR |
| Congestion avoidance mechanisms, including WRED and tail drop |
| Traffic shaping |
| Configuration and Maintenance | Console, Telnet, and SSH terminals |
| Network management protocols, such as SNMP v1/v2c/v3 |
| File upload and download through FTP and TFTP |
| BootROM upgrade and remote upgrade |
| 802.3az Energy Efficient Ethernet (EEE) |
| Hot patches |
| User operation logs |
| Zero-Touch Provisioning (ZTP) |
| Security and Management | 802.1x authentication |
| Command line authority control based on user levels, preventing unauthorized users from using commands |
| DoS, ARP, and ICMP attack defenses |
| Port isolation, port security, and sticky MAC |
| Binding of the IP address, MAC address, interface number, and VLAN ID |
| Authentication methods, including AAA, RADIUS, and HWTACACS |
| Remote Network Monitoring (RMON) |
| Dimensions (W x D x H) | 442 mm x 420 mm x 43.6 mm |
| Weight (fully loaded) | 8.4 kg (18.5 lb) |
| Environmental Parameters | Operating temperature: 0°C to 40°C (32°F to 104°F) (0m to 1,800m) |
| Storage temperature: -40°C to 70°C (-40°F to 158°F) |
| Relative humidity: 5% to 95%, non-condensing |
| Operating Voltage | AC: 90V to 264V |
| DC: -38.4V to -72V |
| Maximum Power Consumption | 103W |
