Cisco CBS350-24T-4G Full English Product Description

1. Short Sales Title (For Quotation & E-commerce Listing)

2. Official Product Overview

3. Port & Hardware Specifications

• 24 × 10/100/1000Mbps RJ45 data-only ports (No PoE power support)
• 4 × dedicated Gigabit SFP uplink slots (fiber-only non-combo design)
• Compatible Cisco SFP transceivers: MGBSX1 multimode, MGBLX1/MGBLH1 single-mode, MGBT1 copper SFP
• Internal universal AC power supply: 100–240V 50/60Hz global standard power cord
• Silent fanless passive cooling design, zero acoustic noise
• Switching Capacity: 56 Gbps
• Forwarding Rate (64-byte packets): 41.66 Mpps
• Shared Packet Buffer: 1.5 MB
• MAC Address Table: 16K entries; Jumbo Frame support up to 9000-byte MTU
• Dual console ports: RJ45 serial console + mini USB port for offline local CLI configuration
• Front-panel USB Type-A port for offline configuration backup & firmware upgrade
• True stacking capability: stack up to 4 CBS350 series switches under single IP unified management; supports cross-stack LAG, VLAN, QoS and port mirroring
• Form Factor: 1RU standard rackmount chassis, support rack mount, wall mount and desktop placement
• Dimensions: 445 × 240 × 44 mm (17.5 × 9.45 × 1.73 inches)
• Weight: 1.82 kg (4.01 lbs)

4. Comprehensive Layer 2 Switching Functions

• Up to 4096 IEEE 802.1Q tagged VLANs, port-based VLAN, voice VLAN, guest VLAN, private VLAN, dedicated management VLAN
• 8 priority egress queues with Strict Priority / WRR / SPQ QoS scheduling to prioritize VoIP, surveillance video and business data traffic
• IEEE 802.3ad LACP link aggregation, multiple LAG groups for bandwidth expansion & link redundancy, cross-stack LAG support
• IGMP Snooping v1/v2/v3 with built-in IGMP Querier, supporting up to 1024 multicast groups for IPTV and IP video surveillance
• LLDP & LLDP-MED automatic endpoint discovery for IP phones, cameras and wireless APs
• Port mirroring, VLAN mirroring, RSPAN remote mirroring, RSTP/MSTP/PVST+ spanning tree, BPDU Guard, Root Guard, Loop Guard
• Broadcast/multicast/unicast storm control to prevent network flooding failures
• Enterprise anti-spoofing toolkit: DHCP Snooping, Dynamic ARP Inspection (DAI), IP Source Guard, static IP/MAC/Port Binding
• sFlow traffic monitoring for real-time flow-level visibility and network fault troubleshooting

5. Advanced Dual-Stack Dynamic Layer 3 Routing

• Dynamic routing protocol: RIPv2 for IPv4
• Up to 990 IPv4 static routes, 990 IPv6 static routes, 128 Layer 3 VLAN interfaces
• Native dual-stack IPv4/IPv6 wire-speed forwarding, CIDR aggregation, full IPv6 first-hop security (ND Inspection, RA Guard)
• Built-in IPv4 DHCP Server & DHCP Relay with Option 82, UDP relay functionality
• Policy-Based Routing (PBR) for flexible traffic steering across segmented workgroups
• Direct inter-VLAN routing without external routers to reduce core gateway latency and bandwidth load

6. Enterprise-Grade Multi-Layer Security Suite

• IEEE 802.1X port-based authentication with RADIUS/TACACS+ centralized access control, web-based captive portal authentication
• Port security, static/dynamic MAC address binding, automatic port shutdown for unauthorized terminals
• Comprehensive DoS attack suppression, hardware accelerated L2-L4 ACL traffic filtering
• Encrypted management channels: HTTPS web GUI, SSH multi-privilege CLI, SCP file transfer, SNMPv3 secure remote monitoring
• Persistent syslog event logging, built-in cable diagnostic tools, mandatory password complexity policy
• Independent guest network isolation, Private VLAN Edge (PVE) for client separation
• Secure boot, encrypted configuration file storage to prevent unauthorized configuration tampering

7. Energy-Saving Green Technologies

• IEEE 802.3az Energy Efficient Ethernet (EEE): auto power reduction for idle Ethernet links
• Dynamic power tuning based on cable length to cut unnecessary power consumption
• Port LED dimming or full shutdown mode for unmanned wiring closets
• Low-power fanless hardware design with minimal heat generation and extended service lifespan

8. Multi-Mode Local & Remote Management

• Intuitive graphical web management interface (HTTP/HTTPS) with basic & advanced operation modes
• Dual offline local console access: serial RJ45 + mini USB port for offline CLI configuration
• SSH secure remote command line management with multi-user privilege levels (1 / 7 / 15)
• SNMP v1/v2c/v3 compatible with third-party network monitoring platforms, native sFlow support
• TFTP/SCP/offline USB firmware upgrade, dual redundant firmware images for reliable zero-downtime upgrades
• SNTP time synchronization, ping & traceroute diagnostic tools, Smartport auto-provisioning templates
• Single IP stacking management for centralized batch control of up to 4 stacked CBS350 switches
• Fully compatible with Cisco Business Dashboard & Cisco Business Mobile App for unified topology visualization and zero-touch deployment

9. Physical & Environmental Parameters

• Operating Temperature: -5°C to 50°C; Storage Temperature: -25°C to 70°C
• Operating Humidity: 10%–90% non-condensing relative humidity
• Global compliance standards: CE, RoHS, UL, FCC Class A
• MTBF: 2,000,000+ hours at 25°C ambient temperature
• Warranty: Cisco Limited Lifetime Hardware Warranty

10. Typical Deployment Scenarios

• Medium enterprise main access switch for mass office PCs, high-bandwidth workstations and centralized NAS storage
• Global campus main distribution switch with 4 fiber SFP uplinks interconnecting multi-building classrooms and offices
• Retail headquarters core data switch for dozens of POS terminals and separately powered Wi-Fi access points
• Multi-department segmented business network leveraging dual-stack Layer 3 routing for internal traffic offloading
• Stackable multi-switch SMB network utilizing true stacking for scalable port density and unified single-IP management

11. Standard Package Contents

Short Commercial Version (For Product Ads & Listing Titles)