Offer details
Description
The Cisco Catalyst 4948 offers 48 ports of wire-speed 10/100/1000BASE-T with 4 alternative wired ports that can accommodate optional 1000BASE-X Small Form-Factor Pluggable (SFP) optics1. Exceptional reliability and serviceability are delivered with optional internal AC or DC 1 + 1 hot-swappable power supplies and a hot-swappable fan tray with redundant fans.
Specifications
| Management features | |
|---|---|
| Switch type | Managed |
| Ports & interfaces | |
| Basic switching RJ-45 Ethernet ports quantity | 52 |
| Network | |
| Networking standards | IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ad, IEEE 802.3u, IEEE 802.3z |
| Full duplex | Yes |
| Data transmission | |
| MAC address table | 32768 entries |
| Switching capacity | 96 Gbit/s |
| Maximum data transfer rate | 1 Gbit/s |
| Protocols | |
| Management protocols | GMP, ICMP, SNMP, Telnet, TFTP, RMON |
| Switching protocols | EIGRP, OSPF, RIP, RIP2, MBGP, HSRP, IGMPv1-3, DVMRP |
| Data link protocols | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Design | |
| Safety | UL 60950-1, CAN/CSA-C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, AS/NZS 60950, IEC 60825-1, IEC 60825-2, EN 60825-1, EN 60825-2, 21 CFR 1040 |
| Performance | |
| Processor frequency | 266 MHz |
| Minimum RAM | 256 MB |
| Built-in processor | Yes |
| System requirements | |
| Minimum RAM | 256 MB |
| Power | |
| Power consumption (typical) | 300 W |
| Operational conditions | |
| Storage temperature (T-T) | -40 - 75 °C |
| Operating temperature (T-T) | 0 - 45 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Weight & dimensions | |
| Weight | 2 kg |
| Other features | |
| Management platform | Cisco CLI, Cisco Works LMS |
| Latency | 6 microseconds for 64-byte packets |
| Dimensions (WxDxH) | 439 x 401 x 44.5 mm |
| Packet transfer speed | 72 Mpps |
| Memory and processor | Flash Memory 16 MB |
| Bundled software | Standard multilayer image Software (EMI)includes: Routing Information Protocol Version 1 (RIPv1), RIPv2, static routes, AppleTalk, and Internetwork Packet Exchange (IPX) software routing |
| I/O ports | 48x 10/100/1000 Ports 4x SFP Gigabit Ethernet ports Power Adapter port |