三层24千兆+4万兆光电可选网管型嵌入式交换机核心模块SW-24G4F-301EM
发布时间:2025-1-20 14:57
发布者:QQ42142951
先来解读一下标题,这是一款交换机核心模块,也就是交换机的核心部分模块化了;方便为了嵌入式集成;是管理型(也就是核心模块带了软件,对应底板结合自身板框,根据参考设计随性设计),还是三层管理;可以最多支持28个通信口(不超过这个数字的情况下,可以根据实际应用随意选择),分别是24千兆+4万兆,接口的方式可以电口,也可以光口。可广泛应用于煤矿、车载轨交、工业控制、教学设备、大码流数据采集、油田、机器人等需要交换机功能集成行业 SW-24G4F-301EM核心板模块只需一个12V供电,支持最多24个千兆端口和4个万兆端口提供2路QSGMII接口,2 路XSGMII接口以及4路10GBase-R接口,同时引出2路UART接口以及多达24个GPIO口,CPU主频高达800Mhz,数据缓存 12Mbit,MAC地址表16K。核心板采用沉金工艺,接口采用短排针方式连接。 模块硬件规格如下: 尺寸:77.5x76.0x8.0mm 封装:DIP-110 端口形态:24x10/100/1000Mbps ports,4x10000Mbps SFP+ slots 供电电压:DC 12V/2A 功耗:6W (不含 3.3V 输出功耗) 背板带宽:128Gbps 包转发率:95.232Mpps MAC地址表:16K 缓存:12Mbit 超帧:10K 模块软件规格主要包括:L3 Switching Features、VLAN、Multicast、QoS、ACL、Security、IPv6、Management、Discovery、Diagnostics、MIB。具体如下: L3 Switching Features: .Static Routing - IPv4/IPv6 .Address Resolution Protocol (ARP) - Static ARP .8K MAC Address Table .10K (10000) Jumbo Frame .Flow Control - 802.3x (Full-duplex)、Back-Pressure (Half-duplex) .Spanning Tree - IEEE 802.1D (STP)、IEEE 802.1w (RSTP)、IEEE 802.1s (MSTP)/16 instances、Auto Edge Port、BPDU Filtering、ERPS .Link Aggregation - IEEE 802.3ad LACP、Static Trunk、Max 8 Group、Max 8 Ports/Group、Traffic Load Balancing VLAN: .Surveillance VLAN - 16 OUI Mode (Auto/Manual) .Voice VLAN - 16 OUI Mode (Auto/Manual) .QinQ (IEEE 802.1ad) - Basic .GARP VLAN Registration Protocol (GVRP) .4096 Static VLAN .8 groups Protocol-based .256 MAC-based .IEEE 802.1Q Tagged-based Multicast: .Common - 256 Multicast Groups、Immediate Leave、Static/Forbidden Router Port、Static/Forbidden Forward Port、128 profiles Filtering、Throttling .IGMP Snooping - IGMP v1/v2、IGMP v3 Basic (BISS)、IGMP v2/v3 Querier .MLD Snooping - MLD v1/v2 .Multicast VLAN Registration (MVR) - IPv4 Quality of Service (QoS): .Trusted QoS .Queue Scheduling - WRR、WFQ、Strict Priority、Hybrid(WRR+SP or WFQ+SP) .Class of Service - Port-based、802.1p、IP TOS Precedence、IP DSCP .Rate Limit - Port-based (Ingress/Egress) Access Control List (ACL): .ACL Type - L2/L3/L4、512 MAC、based、512 IPv4-based、512 IPv6-based .Access Rules - 1024 Security: .AAA Authentication .8 TACACS+ .8 RADIUS .Authentication Manager - IEEE 802.1X、MAC Auth、Web Auth、Guest VLAN、Port-based、Host-based .Account Manager - Local Authentication、8 Multiple User Account、Multi-Level Security (Manager/Operator)、Password Recovery Procedures .Management Access - Management VLAN、256Management ACL .SSL - SSLv2、SSLv3、TLSv1 .WebUI - HTTPS .CLI - SSH v1/v2 .Port Security - 256 Dynamic Lock .Storm Control - Broadcast、Unknown Multicast、Unknown Unicast .Spanning Tree - BPDU Guard .Protected Port (Port Isolation) .Black Hole MAC .CPU Defense Engine .DoS Prevention .DHCP Snooping (with Option 82) .Dynamic ARP Inspection .256 IP Source Guard .IP/MAC/Port Binding (IMPB) .Dynamic VLAN Assignment IPv6: .IPv6 Host - Auto Configuration、Static IPv6 Address and Prefix Length、Static IPv6 Default Gateway、IPv6 Neighbor Discovery (ND)、IPv6 Duplicate Address Detection、ICMPv6 .IPv6 Application - HTTP/HTTPS、TELNET、SSH、SNMP、TFTP、Syslog、PING、DHCPv6 Management: .CLI - 3 sessions Console、3 sessions Telnet (RFC854) .WebUI - HTTPS .SNMP(v1,v2c,v3) .File Management - Firmware Upgrade/Backup、Dual Images、Configuration Download/Backup、Multiple Configurations .Upload/Download - TFTP (RFC783)、HTTP、UART .Time Management - Local、SNTP .Port Management - Friendly Port Name (Port Description)、Error Disabled Recovery .Line Management - Console、Telnet (RFC854)、SSH v1/v2 .DHCP - Client .DNS - Client .Software Reset Button .IEEE (802.3az) .32 entries / type RMON Management Discovery: .IEEE 802.1AB Link Layer Discovery Protocol (LLDP) .ANSI/TIA-1057 LLDP Media Endpoint Discovery (LLDP-MED) Diagnostics: .UDLD .Mirroring - 4 sessions port-based (Many to One) .Syslog (RFC3164) - Local RAM、Local Flash、8 Remote Server .System Diagnostics - CPU Utilization、Memory Utilization、Port Utilization、Technical Support Log .Port Diagnostics - Cable Test、Fiber Module Status .Network Diagnostics - Ping Test、Traceroute MIB: .RFC1213 MIBII (System & Interface groups) .RFC2819 RMON I (1,2,3, & 9 groups) .RFC1215 Generic Traps .RFC1493 Bridge .RFC2674 Bridge MIB Extensions .RFC2737 Entity .RFC3635 Ethernet-Like .RFC2863 Interface Group .SNMP-Community-MIB .SNMPv3-MIB 设计注意事项: Serdes 走线要求 由于 SFI/XSGMII/QSGMII 传输 10.3125Gbps/10.3125Gbps/5Gbps 差分信号对,为了满足信 号质量要求,PCB 布局需要注意 1. 所有SFI/XSGMII/QSGMI 必须铺设在4层PCB的顶层,并且不能有过孔 2. Serdes TX 和 RX 差分对的接地屏蔽。在4层PCB中,信号与地之间的间隙至少为30mil 3. 为了避免有害的耦合问题,尽可能与所有其他信号保持至少30mil的距离 ![]() 4. 差分对尽量保持对称走线 ![]() 5. XSGMII/QSGM 耦合电容尽量放在源端 6. 将耦合电容沿差分走线放置在同一位置 ![]() 7. Serdes 差分对需做100欧阻抗,参考层为GND 电源要求 1. 12V纹波小于120mV 2. RTL8218D 3.3V 纹波小于30mV 1.1V 纹波小于20mV 安装要求 1. 核心板芯片为静电敏感器件,取放时请注意静电防护 2. 封装有对称性,安装时请确认脚位顺序 ![]() ![]() |
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