Catalyst 4948E switch WS-C4948E-F
WS-C4948E-F Specification |
|
| General | |
| Device Type | Switch – 48 ports – L3 – managed |
| Enclosure Type | Rack-mountable 1U |
| Subtype | Gigabit Ethernet |
| Ports | 48 x 10/100/1000 + 4 x SFP+ |
| Performance | Switching capacity: 176 Gbps ¦ IPv4 switching: 131 Mpps ¦ IPv6 switching: 110 Mpps |
| Capacity | Active VLANs: 4094 ¦ QoS hardware entries: 32000 |
| MAC Address Table Size | 55K entries |
| Routing Protocol | RIP-1, RIP-2, IGMPv2, HSRP, IGMP, DVMRP, VRRP, OSPFv2, PIM-SM, IGMPv3, OSPFv3, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), RIPng, MLDv2, MLD |
| Remote Management Protocol | SNMP 1, SNMP 2, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, HTTPS, TFTP, SSH, SSH-2, CLI |
| Authentication Method | Secure Shell (SSH), RADIUS, TACACS+, Secure Shell v.2 (SSH2) |
| Features | Hot swap module replacement, layer 3 switching, layer 2 switching, DHCP support, auto-negotiation, VLAN support, IGMP snooping, traffic shaping, MAC address filtering, Broadcast Storm Control, IPv6 support, Multicast Storm Control, Non-Stop Forwarding (NSF), Spanning Tree Protocol (STP) support, Per-VLAN Spanning Tree (PVST), tunneling, DHCP snooping, Dynamic Trunking Protocol (DTP) support, Port Aggregation Protocol (PAgP) support, Access Control List (ACL) support, Quality of Service (QoS), Jumbo Frames support, Virtual Route Forwarding-Lite (VRF-Lite), MLD snooping, Dynamic ARP Inspection (DAI), Time Domain Reflectometry (TDR), back to front airflow, Per-VLAN Spanning Tree Plus (PVST+), EIGRP Stub Routing |
| Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.3ah, IEEE 802.1ag |
| Processor | 1: 1 GHz |
| RAM | 1 GB SDRAM |
| Status Indicators | Port status, power, link OK, system, link/activity |
| Expansion / Connectivity | |
| Interfaces | 48 x 1000Base-T RJ-45 ¦ 4 x SFP+ |
| Power | |
| Power Device | Internal power supply – hot-plug |
| Installed Qty | 0 (installed) / 2 (max) |
| Power Redundancy | Yes |
| Miscellaneous | |
| MTBF | 149,261 hours |
| Compliant Standards | NEBS level 3, ETSI, CISPR 22 Class A, EN 61000-3-2, VCCI Class A ITE, EN 61000-3-3, EN55024, EN55022 Class A, EN50082-1, AS/NZ 3548 Class B, EMC, ICES-003 Class A, RoHS, EN300-386, FCC CFR21 Part 1040, UL 60950-1, IEC 60950-1, EN 60950-1, FCC Part 15 A, IEC 60825-1, CSA C22.2 No. 60950-1, EN 60825-1 |
| Dimensions & Weight | |
| Width | 17.5 in |
| Depth | 19.4 in |
| Height | 1.7 in |
| Weight | 18.96 lbs |
| Manufacturer Warranty | |
| Service & Support | Limited warranty – advance parts replacement – 1 year – response time: 10 days |
| 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 |
