| Environmental Parameters |
| Min Operating Temperature | 32 °F |
| Max Operating Temperature | 104 °F |
| Humidity Range Operating | 10 – 90% (non-condensing) |
| Min Storage Temperature | -40 °F |
| Max Storage Temperature | 167 °F |
| Header |
| Compatibility | PC |
| Manufacturer | Cisco Systems |
| Packaged Quantity | 1 |
| Product Line | Cisco Catalyst |
| Model | 4948E |
| Brand | Cisco |
| Interface Provided |
| Qty | 48 |
| Type | 1000Base-T |
| Connector Type | RJ-45 |
| Miscellaneous |
| Compliant Standards | AS/NZ 3548 Class B, CISPR 22 Class A, CSA C22.2 No. 60950-1, EMC, EN 60825-1, EN 60950-1, EN 61000-3-2, EN 61000-3-3, EN300-386, EN50082-1, EN55022 Class A, EN55024, ETSI, FCC CFR21 Part 1040, FCC Part 15 A, ICES-003 Class A, IEC 60825-1, IEC 60950-1, NEBS level 3, RoHS, UL 60950-1, VCCI Class A ITE |
| Authentication Method | RADIUS, Secure Shell (SSH), Secure Shell v.2 (SSH2), TACACS+ |
| Height (Rack Units) | 1 |
| Color Category | Gray |
| Networking |
| Type | Switch |
| Form Factor | Rack-mountable |
| Data Transfer Rate | 1000 Mbps |
| Remote Management Protocol | CLI, HTTPS, RMON 1, RMON 2, RMON 3, RMON 9, SNMP 1, SNMP 2, SNMP 3, SSH, SSH-2, Telnet, TFTP |
| Compliant Standards | IEEE 802.1ag, IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad (LACP), IEEE 802.3ah, IEEE 802.3u, IEEE 802.3z |
| Status Indicators | Link OK, Link/activity, Port status, Power, System |
| Ports Qty | 48 |
| Features | Access Control List (ACL) support, Auto-negotiation, Broadcast Storm Control, DHCP snooping, DHCP support, Dynamic ARP Inspection (DAI), Dynamic Trunking Protocol (DTP) support, Hot swap module replacement, IGMP snooping, IPv6 support, Jumbo Frames support, Layer 2 switching, MAC address filtering, MLD snooping, Multicast Storm Control, Per-VLAN Spanning Tree (PVST), Per-VLAN Spanning Tree Plus (PVST+), Port Aggregation Protocol (PAgP) support, Quality of Service (QoS), Spanning Tree Protocol (STP) support, Time Domain Reflectometry (TDR), Tunneling, VLAN support |
| Routing Protocol | RIP-1, RIP-2, Static IP routing |
| MAC Address Table Size | 55K entries |
| Subcategory | Network hubs and switches |
| Manageable | Yes |
| Jumbo Frame Support | 9216 bytes |
| Subtype | Gigabit Ethernet |
| Power Device |
| Installed Qty | 0 |
| Max Supported Qty | 2 |
| Power Redundancy | Optional |
| Type | Internal power supply |
| Hot-Plug | Hot-plug |
| Processor |
| Installed Qty | 1 |
| Clock Speed | 1 GHz |
| Dimensions & Weight |
| Width | 17.5 in |
| Depth | 19.4 in |
| Height | 1.7 in |
| Weight | 14.11 lbs |
| Capacity |
| Type | Switched virtual interfaces (SVIs) |
| Value | 4000 |
| Performance |
| Type | Switching capacity |
| Value | 176 Gbps |
| Ports |
| Qty | 48 |
| Type | 10/100/1000 |
| Ports (2nd) |
| Qty | 4 |
| Type | SFP+ |
| RAM |
| Installed Size | 1 GB |
| Technology | SDRAM |
