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S7850系列核心交换机可广泛用于政府、金融、电力、交通、校园、医院、商业等园区核心、汇聚层和园区数据中心的组网,并可服务于运营商新一代城域网建设。 S7850核心交换机采用先进的、高可靠CLOS无阻塞交换架构,支持业界领先的槽位带宽和超大转发表容量,支持多种类型接口板的线速转发,提供强大的可编程能力,满足长期网络演进的需要。S7850系列基于统一模块化软件平台,支持丰富的L2/L3特性,支持MC-LAG、ERPS等多种组网方式,支持MCE、MPLS L2/L3VPN和EVPN VxLAN等多种虚拟网络形式,支持VSE2.0虚拟交换集群(多虚一)。提供有线无线一体化管理。支持零部署,简化网络运维。S7850系列散热采用直通风道设计。所有机型均采用高可靠性的主控、交换分离设计,接口板在不同机型间通用,降低备件成本,保护投资。电源模块支持M+N冗余保护,确保系统高可靠、长期稳定运行。
本系列型号详见技术规格表格。
| 功能参数 | S7850-3 | S7850-4 | S7850-8 | S7850-12 |
| 交换容量(Tbps) | 168Tbps | 387/1161Tbps | 645/1935Tbps | 1290/3870Tbps |
| 包转发率(Mpps) | 36800Mpps | 115200Mpps | 230400Mpps | 460800Mpps |
| 主机框 | 4U | 11U | 16U | 20U |
| 主机框尺寸 | 444×502.5×175 | 442×504×465 | 442×504×709 | 442×504×886.2 |
| (不包含侧耳) | ||||
| (mm宽×深×高) | ||||
| 总槽位数 | 5 | 8 | 14 | 18 |
| 主控板槽位数 | 2 | 2 | 2 | 2 |
| 交换板槽位数 | / | 2 | 4 | 4 |
| 业务槽位数 | 3 | 4 | 8 | 12 |
| 风扇模块 | 1 | 2 | 4 | 5 |
| 电源冗余方式 | 1+1 | 2+2 | 3+3 | 3+3 |
| 直流电源 | 额定电压:-48V DC/-60V DC;最大电压范围:-38V DC~-72V DC | |||
| 交流电源 | 额定电压:110V AC/220V AC,50/60Hz; | |||
| 最大电压范围:90V AC~290V AC; | ||||
| 45Hz~66Hz(输入电压为90V AC~175V AC时,电源模块最大输出功率降到满载的45%) | ||||
| 高压直流 | 额定电压:240V DC / 380V DC ;最大电压范围:192V DC~400V DC | |||
| 板卡类型 | 48端口千兆POE电接口板 | |||
| 24端口千兆电接口板 | ||||
| 48端口千兆光接口板 | ||||
| 48端口千兆电接口板 | ||||
| 6端口100GE/40GE光接口板 | ||||
| 24端口千兆光接口板 | ||||
| 48端口万兆光接口板 | ||||
| 6端口40GE光接口板 | ||||
| 16端口万兆光接口板 | ||||
| 8端口万兆光接口板 | ||||
| 24端口万兆光接口板 | ||||
| L2功能 | 支持VLAN,灵活QinQ,VLAN翻译,STP/RSTP/MSTP | |||
| L3功能 | 支持VRRP,SuperVLAN,DHCP Server/Relay/Snooping,静态路由,RIP,OSPF,IS-IS,BGP,策略路由,MCE | |||
| MPLS/MPLSVPN | 支持LDP,VPLS,VPWS,H-VPLS,MPLS L3VPN,组播VPN | |||
| 组播 | 支持IGMP Snooping/Proxy,IGMP,PIM-DM/SM,PIM-SSM,MSDP | |||
| QOS | 支持基于802.1p,IP DSCP,MPLSEXP的优先级标记、改写和映射,每端口支持8个硬件队列,SP、WRR、SP+WRR等队列调度机制,基于端口/流的带宽管理,尾丢弃、WRED等拥塞避免机制 | |||
| 安全防护 | CPU防攻击,CPU过载保护,广播/组播/未知单播报文抑制,STP RootGuard,BPDU攻击保护,uRPF单播逆向路由检查,RIP/OSPF/BGP MD5密文查,IPsourceGuard,DAI,802.1x认证、Portal认证、MAC认证 | |||
| IPv6 | 支持IPv6,ND,DHCPv6,PMTU,MLD Snooping,静态路由、RIPng、BGP4+、OSPFv3、IS-ISv6,手工隧道,6to4,6PE,ISATAP,IPv6ACL,基于IPv6的设备管理 | |||
| 可靠性 | 支持主控、电源、风扇板冗余,LACP,MC-LAG,ERPS,VRRP,FRR,NSF,GR,VSE堆叠,BFD | |||
| 数据中心特性 | 支持VxLAN、BGP-EVPN等数据中心特性 | |||
| 支持 VxLAN 功能、BGP EVPN、VxLAN OAM、VxLAN ping、VxLAN tracert | ||||
| SDN | 支持Netconf和YANG模型支持自动化部署和业务随行 | |||
| 设备管理 | ConsoleRS232(RJ45),带外管理网口,CLI,Telnet,SSH,本地和远程(Radius/Tacacs+)的用户登录认证和授权,SNMP,MIB,RMON,Syslog,支持快速批量巡检工具 | |||
| 运维 | 802.1ag,802.3ah,Y.1731,零部署,纵向虚拟化,sflow,Telemetry | |||
| 工作环境温湿度 | 长期工作环境温度:-0℃~+45℃,短期工作环境温度:-5℃~+50℃,湿度:5%~95% | |||
| MTBF/MTTR | >250000 小时/ <30 分钟 | |||
| Functional parameters | S7850-3 | S7850-4 | S7850-8 | S7850-12 |
| Switching capacity (Tbps) | 168Tbps | 387/1161Tbps | 645/1935Tbps | 1290/3870Tbps |
| Packet forwarding rate (Mpps) | 36800Mpps | 115200Mpps | 230400Mpps | 460800Mpps |
| Mainframe | 4U | 11U | 16U | 20U |
| Main unit frame size | 444×502.5×175 | 442×504×465 | 442×504×709 | 442×504×886.2 |
| (Excluding the side ears) | ||||
| (mm width × depth × height) | ||||
| Total number of slots | 5 | 8 | 14 | 18 |
| Main control board slot number | 2 | 2 | 2 | 2 |
| Number of switchboard slots | / | 2 | 4 | 4 |
| Number of service slots | 3 | 4 | 8 | 12 |
| Fan module | 1 | 2 | 4 | 5 |
| Power redundancy | 1+1 | 2+2 | 3+3 | 3+3 |
| DC power supply | Rated voltage: -48V DC / -60V DC; Maximum voltage range: -38V DC to -72V DC | |||
| AC power | Rated voltage: 110V AC/220V AC, 50/60Hz; | |||
| Maximum voltage range: 90V AC~290V AC; | ||||
| 45Hz~66Hz (when the input voltage is 90V AC~175V AC, the maximum output power of the power module drops to 45% of the full load). | ||||
| High voltage DC | Rated voltage: 240V DC / 380V DC; Maximum voltage range: 192V DC~400V DC | |||
| Board type | 48-port Gigabit PoE interface board | |||
| 24-port Gigabit Ethernet interface board | ||||
| 48-port Gigabit optical interface board | ||||
| 48-port Gigabit Ethernet interface board | ||||
| 6-port 100GE/40GE optical interface board | ||||
| 24-port gigabit optical interface board | ||||
| 48-port 10 Gigabit optical interface board | ||||
| 6-port 40GE optical interface board | ||||
| 16-port 10 Gigabit optical interface board | ||||
| 8-port 10 Gigabit optical interface board | ||||
| 24-port 10 Gigabit optical interface board | ||||
| L2 function | Supports VLANs, flexible QinQ, VLAN translation, STP/RSTP/MSTP | |||
| L3 function | Supports VRRP, SuperVLAN, DHCP Server/Relay/Snooping, static routing, RIP, OSPF, IS-IS, BGP, policy routing, and MCE. | |||
| MPLS/MPLSVPN | Supports LDP, VPLS, VPWS, H-VPLS, MPLS, L3VPN, and multicast VPN. | |||
| multicast | Supports IGMP Snooping/Proxy,IGMP,PIM-DM/SM,PIM-SSM,MSDP | |||
| QOS | Supports priority marking, rewriting, and mapping based on 802.1p, IP DSCP, and MPLSEXP; supports 8 hardware queues per port; queue scheduling mechanisms such as SP, WRR, and SP+WRR; port/flow-based bandwidth management; and congestion avoidance mechanisms such as tail drop and WRED. | |||
| Safety protection | CPU attack protection, CPU overload protection, broadcast/multicast/unknown unicast packet suppression, STP RootGuard, BPDU attack protection, uRPF unicast reverse route check, RIP/OSPF/BGP MD5 ciphertext lookup, IPsourceGuard, DAI, 802.1x authentication, Portal authentication, MAC authentication. | |||
| IPv6 | Supports IPv6, ND, DHCPv6, PMTU, MLD Snooping, static routing, RIPng, BGP4+, OSPFv3, IS-ISv6, manual tunneling, 6to4, 6PE, ISATAP, IPv6 ACL, and IPv6-based device management. | |||
| reliability | Supports redundancy for controller, power supply, and fan board; LACP, MC-LAG, ERPS, VRRP, FRR, NSF, GR, VSE stacking; BFD. | |||
| Data center characteristics | Supports data center features such as VxLAN and BGP-EVPN. | |||
| Supports VxLAN functionality, BGP EVPN, VxLAN OAM, VxLAN ping, and VxLAN tracert. | ||||
| SDN | Supports Netconf and YANG models, enabling automated deployment and business-on-demand. | |||
| Equipment Management | ConsoleRS232 (RJ45), out-of-band management port, CLI, Telnet, SSH, local and remote (Radius/Tacacs+) user login authentication and authorization, SNMP, MIB, RMON, Syslog, supports fast batch inspection tools. | |||
| Operations and maintenance | 802.1ag, 802.3ah, Y.1731, zero deployment, vertical virtualization, sflow, telemetry | |||
| Working environment temperature and humidity | Long-term operating ambient temperature: -0℃ to +45℃; short-term operating ambient temperature: -5℃ to +50℃; humidity: 5% to 95%. | |||
| MTBF/MTTR | >250,000 hours / <30 minutes | |||