Ports and Performance Downstream: 24 × 10/100/1000BASE-T RJ-45 (non PoE) Upstream: 4 × 1G SFP (can be plugged into optical modules or GE-T electrical port modules) Switching capacity: 56 Gbps Forwarding rate: 41.66 Mpps (64 B packets) MAC address table: 8 K, packet cache 1.5 MB, supports 9 K jumbo frames 2. Hardware specifications CPU: Dual core ARM 1.4 GHz Memory/Flash Memory: 256 MB DDR4/64 MB Power supply: Built in 220 V AC, typical power consumption of 18 W (220 V), fanless 0 dB mute Size: 440 × 203 × 44 mm, 1U metal body, can be desktop/wall mounted/rack mounted Weight: Approximately 2.75 kg 3. Software Functions (Layer 2+) VLANs: 256 active VLANs, 802.1Q, voice VLANs, QinQ STP: RSTP (default), MSTP 16 instance PVST+/RPVST+ Link aggregation: LACP, up to 8 groups, with 8 ports per group QoS: 8 queues per port, supporting DSCP/802.1p mapping, rate limiting WRR/WRED safety Port-Security、DHCP Snooping、IP Source Guard、Dynamic ARP Inspection、802.1X、MACsec-128 Management and Automation: Web GUI、CLI（IOS-like）、SNMP/RMON、Syslog USB-C Console&File Transfer NETCONF/ESTCONF, Python scripting, Cisco DNA Center plug and play 4. Environment and reliability Working temperature: 0-50 ° C Certification: CCC, CE, FCC, RoHS Warranty: Cisco Limited Lifetime Hardware Warranty
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