Cisco Catalyst WS-C3750X-24P-E Full English Product Description

1. Short Sales Title

2. Official Product Overview

Model Suffix Breakdown

• 3750X: Enhanced 3750 Gigabit stackable multilayer platform, StackWise Plus 32Gbps full-duplex stacking bus, hardware MACsec encryption, modular hot-swap power/fan, StackPower power pooling
• 24: Twenty-four front-panel 10/100/1000BASE-T full Gigabit copper downlink ports (IEEE 802.3at PoE+ enabled)
• P: PoE+ port variant (30W per port IEEE 802.3at)
• E: IP Services full enterprise multilayer IOS firmware (EMI Enhanced Multilayer Image)

Three IOS Feature Set Comparison

1. LAN Base (WS-C3750X-24P-L): Pure Layer 2 only, limited static inter-VLAN routing, max 255 VLANs, no dynamic routing protocols, StackPower disabled, basic IPv6 stub Layer 2 switchingCisco.
2. IP Base (WS-C3750X-24P-S): All LAN Base features + OSPF, EIGRP stub, PIM stub, HSRP/VRRP, full IPv6 stub routing, 1000 VLANs, native StackPower support, limited multicast stub onlyCisco.
3. IP Services (WS-C3750X-24P-E): All IP Base features + full multi-area OSPF, full EIGRP, BGP inter-domain routing, full PIM sparse-dense multicast, full IPv6 dynamic routing (OSPFv3/EIGRPv6/BGPv6), policy-based routing (PBR), WCCP web cache redirection, DVMRP multicast tunneling, fallback bridging for non-IP inter-VLAN traffic, full advanced multicast suitesCisco.

Stacking Architecture

• StackWise Plus 32Gbps full-duplex stacking bus: Up to 9 physical switches unified as a single logical stack with one global IP management plane, distributed wire-speed forwarding, cross-stack EtherChannel, cross-stack RSPAN port mirroring, cross-stack HSRP gateway redundancy, cross-stack multicast replication. Separate StackWise Plus stacking cables sold as optional accessoriesCisco.
• StackPower: Shared power pooling across stack members for power load balancing and stack-wide power redundancy; fully functional natively under IP Services firmware (supports up to four power stack members in one power domain)Cisco.

Power & Port Hardware Design

3. Port & Hardware Specifications

• Downlink Ports: 24 × 10/100/1000BASE-T RJ45 auto-sensing Gigabit copper, auto MDI-X, full-duplex, IEEE 802.3at PoE+ (30W per port max)
• Rear Uplink Slot: 1 modular uplink bay (user-selectable 4×SFP GE or 2×SFP+ 10-Gigabit module, sold separately)
• Local Management Interfaces: RJ45 serial console, USB Type-B console, USB Type-A flash storage, dedicated out-of-band 10/100 Fast Ethernet management port
• Stack Interfaces: Dual StackWise Plus 32Gbps stacking connectors + dual StackPower power stacking ports
• Stacking Limitation: StackPower fully active under IP Services firmware
• Power Supply: Fixed single 715W AC auto-ranging modular unit; optional external RPS redundant power backup; input 100–240V AC 50/60Hz; total PoE power budget 435W; max total power draw 715W under full PoE load
• Front Panel LED Indicators: Per-port link/activity, speed, PoE status; global system fault LED, power status indicator
• Mounting Options: Standard 19-inch 1RU rack-mount brackets included; wall-mount adapter optional, desktop rubber anti-slip feet supplied
• Thermal Envelope: Variable-speed redundant hot-swappable fan tray; operating temperature 0°C ~ +45°C, storage -25°C ~ +70°C, relative humidity 10–85% non-condensing
• Safety & EMI Certifications: CE, FCC Class A, UL listed, VCCI Class A, RoHS compliant, NEBS Level 3 certified
• Physical Dimensions: 445 mm (W) × 44.5 mm (H, 1RU) × 460 mm (D) / 17.5 × 1.75 × 18.0 inches
• Unit Weight: 4.8 kg (10.6 lbs) with single 715W power supply
• Memory: 256 MB DRAM, 128 MB onboard flash memory for IOS universal image, startup-config / running-config files
• Switching Fabric: 32 Gbps full-duplex non-blocking stack-wide capacity
• Forwarding Rate: 65.5 Mpps wire-speed Layer 2 / full Layer 3 forwarding for 64-byte packets
• MAC Address Table: Up to 12,000 unicast MAC entries
• VLAN Capacity: IP Services full limit 1000 active IEEE 802.1Q tagged VLANs (VLAN ID range 1–4094)
• Multicast Groups: Up to 1024 IPv4 CGMP snooping / full PIM multicast routing groups
• Jumbo Frame Support: Up to 9000 bytes on all SFP/SFP+ uplink ports and Gigabit copper downlinks
• MTBF: 167,198 hours under standard office operating conditions
• Warranty: Cisco Standard Limited Lifetime Hardware Warranty (LLW): Next-business-day advance hardware replacement, 90-day complimentary Cisco TAC technical supportCisco

4. Layer 2 + Full IP Services Multilayer IOS Full Feature Set

Core Layer 2 Switching & QoS Core Functions

• Up to 1000 IEEE 802.1Q tagged VLANs, VTPv2 dynamic VLAN synchronization, MSTP 802.1s multiple spanning tree
• Dual trunk encapsulation: Cisco proprietary ISL trunk + IEEE 802.1Q standard trunk on all ports
• IEEE 802.1p CoS / DSCP multilayer QoS, 4 egress priority queues per port; Auto-QoS template dedicated for VoIP voice traffic prioritization
• Gigabit EtherChannel link aggregation (LACP / static mode), up to 8 bundled ports for uplink redundancy and cross-stack load balancing
• Rapid STP (802.1w), UplinkFast, BackboneFast, BPDU Guard, Root Guard to eliminate Layer 2 switching loops
• Port security: Static MAC assignment, sticky dynamic MAC learning, port shutdown violation action
• Per-port broadcast/multicast/unicast storm control to mitigate flooding DoS attacks
• Local SPAN + cross-stack RSPAN port mirroring supported via StackWise Plus stacking
• CGMP (Cisco Group Management Protocol) to suppress redundant multicast flooding to access ports
• Voice VLAN dedicated VoIP separation, Auto QoS automatic voice traffic marking
• Cisco EnergyWise power management to reduce idle endpoint power consumption
• RMON Groups 1,2,3,9 real-time traffic statistics monitoring
• NTP time synchronization, CDP Cisco Discovery Protocol for end-to-end network device visibility
• Embedded web-based Device Manager, Cisco Network Assistant zero-touch stack-wide deployment
• Full IPv6 dual-stack Layer 2 switching: IPv6 Snooping, IPv6 ACL, IPv6 QoS marking, IPv6 neighbor discovery
• Hardware MACsec wire-speed encryption on SFP+ 10G uplink ports (requires compatible MACsec-capable SFP+ transceivers)
• Full Flexible NetFlow for end-to-end traffic visibility (Lite version limited on IP Base/LAN Base)Cisco

Exclusive IP Services Full Multilayer Layer 3 Routing Suite (Not Available in IP Base / LAN Base)

• Hardware wire-speed IPv4 inter-VLAN routing via SVI switched virtual interfaces
• Static default route, static prefix routing, RIP v1 / RIP v2 interior gateway protocols
• Complete interior gateway protocols: Full multi-area OSPF, full EIGRP, EIGRPv3 for IPv6
• Exterior gateway protocol: BGPv4 for IPv4 inter-domain core routing
• Multicast routing suite: Full PIM sparse / dense / sparse-dense mode, DVMRP multicast tunneling, full IPv6 PIM multicast routing
• First-hop redundancy protocols: HSRP, VRRP for IPv4 and IPv6 gateway redundancy, cross-stack HSRP fully supported
• Policy-Based Routing (PBR) for flexible traffic steering based on ACL match criteria
• WCCP v2 web cache redirection support for centralized web proxy load balancing
• Full Layer 3 ingress / egress access control lists for routed subnet traffic filtering
• Equal-cost multi-path (ECMP) routing for Layer 3 load balancing across multiple uplinks
• Complete full IPv6 Layer 3 dynamic routing: OSPFv3, EIGRPv6, BGPv6
• Fallback bridging for non-IP inter-VLAN traffic forwarding

Enterprise Security Feature Suite

• IEEE 802.1X port-based NAC authentication with RADIUS/TACACS+ AAA remote access control
• SSH v2 encrypted CLI management; SNMPv3 secure monitoring (fallback unencrypted Telnet/SNMPv1/v2c available)
• Combined Layer 2 + Layer 3 ingress / egress access control lists for granular inbound/outbound traffic filtering
• Time-based ACL policy scheduling for restricted network access hours
• Private VLAN edge isolation to separate host communication within the same broadcast domain
• DHCP Snooping, Dynamic ARP Inspection (DAI), IP Source Guard to block IP/MAC spoofing attacks
• Encrypted startup-config, password encryption for local administrative credentials
• Hardware MACsec point-to-point uplink encryption to protect aggregation traffic

5. Full Management Interfaces

1. Local Out-of-Band: RJ45 serial console port for offline configuration without network connectivity
2. Secure Remote CLI: SSH v2 encrypted command-line access; fallback unencrypted Telnet
3. In-Band Management: Embedded web GUI, SNMP v1/v2c/v3, CDP Cisco Discovery Protocol, NTP time synchronization
4. Auxiliary Interfaces: USB Type-A flash storage port for IOS image / config backup, dedicated out-of-band 10/100 Fast Ethernet management port
5. Stack Management: Single unified IP management plane for entire StackWise Plus stack, zero-touch stack provisioning via Cisco Network Assistant

6. Integrated Security Mitigation Suite

• Multi-level privilege CLI access with encrypted local user password storage
• IEEE 802.1X port authentication to validate endpoints before granting LAN access
• Port MAC address security to restrict unauthorized host connection
• STP BPDU guard and root guard to block rogue switches from altering spanning-tree topology
• Broadcast/multicast storm control to suppress flooding-based denial-of-service threats
• Private VLAN edge to isolate peer hosts on same access VLAN
• DHCP Snooping + DAI ARP Inspection + IP Source Guard to eliminate address spoofing attacks
• SSHv2 and SNMPv3 encryption to secure remote switch management traffic over the LAN
• Manual permanent shutdown of unused ports to reduce unauthorized network attack vectors
• Dedicated management VLAN isolation to segregate switch control plane traffic from end-user data traffic
• Per-port PoE priority scheduling to protect critical voice/Wi-Fi devices during power budget shortages

7. Typical Deployment Scenarios

1. Medium/Large Enterprise Stackable Full-Feature Converged PoE Access Switch: 24 PoE+ Gigabit copper ports power multi-floor office IP phones and multi-band enterprise Wi-Fi APs; quad SFP Gigabit uplinks build redundant fiber trunk links to building core multilayer aggregation switches. Full IP Services complete dynamic routing suite (OSPF/EIGRP/BGP/PIM/IPv6) eliminates dedicated core router hardware for large multi-subnet campus segmentation, unified StackWise Plus stacking builds resilient multi-switch access pods for mission-critical high-speed voice/video converged traffic.
2. Multi-Building K-12 Campus Converged Network: Mass PoE Gigabit design for multi-campus inter-building backbone and classroom multimedia IP phone deployments; four SFP Gigabit uplinks connect to central campus data center for cross-building IPTV and teaching traffic. Full PIM multicast optimizes cross-building video broadcast distribution, complete OSPF dynamic routing supports multi-campus inter-subnet communication without external border routers.
3. Large Regional Branch Wiring Closet Main Multilayer Switch: Universal PoE Gigabit access ports link branch office desktop stacks and surveillance data aggregators; four-media SFP uplinks support long-distance single-mode fiber trunking to corporate headquarters data center. Complete IP Services full dynamic routing suite enables multi-subnet branch design with HSRP gateway redundancy, meeting full enterprise branch routing, multicast and IPv6 compliance requirements without external dedicated core router investment.
4. Multi-Location Retail Headquarters Secondary Gigabit Aggregation Switch: PoE copper capacity powers store POS terminals and administrative data aggregation; four Gigabit SFP uplinks deliver trunk failover resilience to retail central data center, advanced Layer 3 egress ACLs isolate payment and surveillance subnet traffic to meet strict PCI DSS data security compliance standards.
5. Legacy Distributed Flat-Gigabit PoE Access Network Refresh Hardware: Drop-in stackable full-feature replacement for lower-tier IP Base WS-C3750X-24P-S switches, fully compatible with existing StackWise Plus stacking infrastructure, upgrades to complete dynamic Layer 3 inter-VLAN routing and multicast capability for gradual migration to modern Catalyst 9300 unified aggregation platforms without intermediate core router upgrades.

8. Standard Package Contents

Short Commercial Version (For Quotation & Product Catalog)