WS-C4948E-S stackable network switch Product Description ?

PRODUCT DETAILS
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
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
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), tunnelling, 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), 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
Power	AC 120/230 V ( 50/60 Hz )
Power Redundancy	Optional
Dimensions (WxDxH)	44.5 cm x 49.3 cm x 4.4 cm
Weight	8.6 kg
Manufacturer Warranty	1 year warranty

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