The Cisco Catalyst 3750‑E Series Switch is an enterprise‑class, stackable switch that supports PoE, 10 Gbps uplinks, IPv6 routing, and advanced security features. It can be stacked up to nine units, delivering up to 64 Gbps of stack throughput and offering modular power supplies with optional redundancy.
The document details hardware configurations, software feature sets (IP Base, IP Services, Advanced IP Services), power‑over‑Ethernet options, TwinGig conversion modules, environmental specifications, and management protocols such as SNMP, RADIUS, and TACACS+. Ordering information for switches, power supplies, and accessories is also included. This manual is written in Chinese.
| Switching matrix bandwidth | 128 Gbps |
|---|---|
| Stacking forwarding rate (64‑byte packets) | 95 Mpps |
| Forwarding rate (3750E‑24TD) | 65.5 Mpps |
| Forwarding rate (3750E‑48PD) | 101.2 Mpps |
| Memory | 256 MB DRAM, 64 MB flash |
| Maximum VLANs | 1005 VLANs |
| Maximum VLAN IDs | 4 K VLAN IDs |
| SVI count | 1000 |
The Catalyst 3750‑E‑48PD model provides 48 10/100/1000 Mbps Ethernet ports with PoE capability.
StackWise Plus delivers up to 64 Gbps of stacking throughput for the Catalyst 3750‑E series.
Supported power supplies include C3K‑PWR‑1150WAC (1150 W), C3K‑PWR‑750WAC (750 W), C3K‑PWR‑265WAC (265 W) and C3K‑PWR‑265WDC (265 W DC).