Manufacturer’s Description

The Cisco Catalyst 4948-10GE Switch is a wire-speed, low-latency, Layer 2-4, 1-rack-unit (1-RU), fixed-configuration switch for rack-optimized server switching. Based on the proven Cisco Catalyst 4500 Series hardware and software architecture, the Cisco Catalyst 4948-10GE offers exceptional performance, bandwidth, and reliability for low-density, multilayer aggregation of high-performance servers and workstations.

The Specs

More Info
URL http://www.cisco.com
Additional Specifications
normalized-Weight 275.2
Frequency Band Power-Supply Redundancy for Nonstop OperationRobust Network SecuritySwitch heat dissipation: 1023 BTU/hourSwitched Virtual Interfaces (SVIs): 2kStorm controlHardware-based IP Cisco Express Forwarding routing at 102 mppsPolicy-based routing (PBR)Bandwidth aggregation up to 40 Gbps using Cisco Gigabit Ethernet EtherChannel technologySupport for 55,000 unicast and 16000 multicast MAC addressesSecurity Features:Hardware-based ACLs, router ACLs (RACLs), VLAN ACLsTACACS+ and RADIUS802.1x accounting802.1x authentication failure802.1x Private VLAN assignment Port securitySticky port securitySSHv1 and SSHv2VLAN Management Policy Server (VMPS) clientUnicast MAC filteringUnicast port flood blockingDynamic Address Resolution Protocol (ARP) inspectionIP source guardCommunity Private VLANsTrunk Port Security
Product Series 4900
Port/Expansion Slot Details 48 x Gigabit Ethernet Network
Management Cisco Network AssistantCiscoWorksCisco SmartPort macrosCiscoViewSNMPv1, v2, and v3 instrumentation, delivering comprehensive in-band managementCLI-based management console to provide detailed out-of-band managementRemote Monitoring (RMON) software agentPer VLAN Spanning Tree (PVST) and VLAN IDs: 4096QoS and Traffic Management:Per-port QoS configurationSupport for four queues per portStrict priority queuingIP differentiated services code point (DSCP)Classification and marking based on IP type of service (ToS) or DSCPClassification and marking based on full Layer 3 and Layer 4 headersInput and output policing based on Layer 3 and Layer 4 headersSupport for 512 policers on ingress and 512 policers on egressShaping and sharing output queue managementDBL-congestion-avoidance featureNo performance penalty for granular QoS functionsPer-port, per-vlan QoS
Connectivity Media Twisted Pair 10/100/1000Base-T
Brand Name Cisco
Layer Support 4
Number of Total Expansion Slots 2
Product Model 4948
Total Number of Network Ports 48
Performance 102Mpps Switching Performance
Manageable Yes
Media Type Supported Twisted Pair
Number of Network (RJ-45) Ports 48
Product Line Catalyst
General
Type of Switch Layer 3 Switch
Dimensions
Dimensions 1.75" Height x 17.50" Width x 16" Depth
Weight 17.20 lb
Quick Glance
Interfaces 48 x RJ-45 10/100/1000Base-T LAN
Number of Network Ports 48

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