Conditions Available
Warranties Available
WS-C4948
by Cisco
48 x 10/100/1000Base-T
- Unspsc:
- 43222612
- Upc:
- 746320958675
- Nsn:
- 7025015597630
- Description:
- Cisco Catalyst 4948 is a wire-speed, low latency, 48-port 10/100/1000 Ethernet, Layer 2-4, 1-rack-unit (RU), fixed-configuration switch for rack-optimized server-switching applications. The Cisco Catalyst 4948 Switch offers exceptional performance and reliability for Layer 2 and Layer 3 server switching deployments for enterprise and small and medium-sized (SMB) businesses. The Cisco Catalyst 4948 delivers wire-speed throughput with low latency for data-intensive applications using a 96 Gbps switching fabric with a 72 Mpps forwarding rate in hardware for Layer 2-4 traffic.
Interfaces/Ports
- Number of Network (RJ-45) Ports
- 48
- Total Number of Network Ports
- 48
- Port/Expansion Slot Details
- 4 x Fast Ethernet Expansion Slot
General Information
- Product Type
- Layer 3 Switch
- Manufacturer Part Number
- WS-C4948
- Manufacturer Website Address
- http://www.cisco.com
- Manufacturer
- Cisco Systems, Inc
- Product Model
- 4948
- Product Name
- Catalyst 4948 Layer 3 Switch
- Product Line
- Catalyst
- Product Series
- 4900
- Brand Name
- Cisco
I/O Expansions
- Expansion Slot Type
- SFP
- Number of Total Expansion Slots
- 4
- Number of SFP Slots
- 4
- Shared SFP Slot
- Yes
Media & Performance
- Network Technology
- 10/100/1000Base-T
- Ethernet Technology
- Gigabit Ethernet
- Media Type Supported
- Twisted Pair
Memory
- Flash Memory
- 64 MB
- Standard Memory
- 256 MB
- Memory Technology
- SDRAM
Miscellaneous
- Additional Information
- Unicast and multicast routing entries: 32,000Packet buffering: Dynamic, 16 MB shared memoryMAC addresses: 32,768Policers: 512 ingress and 512 egressHardware-based storm control (formally known as broadcast and multicast suppression)Cisco EtherChannel technology, Cisco Fast EtherChannel technology, and Cisco Gigabit EtherChannel technology supportSwitch heat dissipation: 1023 BTU/hourQ-in-Q in hardwareLayer 2 protocol tunnelingJumbo frames on all ports (up to 9216 bytes)Baby giants (up to 1600 bytes)Layer 3 Features:Static IP routingIP routing protocols: EIGRP, OSPF, RIP, RIP2Software routing of IPX and AppleTalkIS-IS routing protocolCisco Group Management Protocol (GMP) serverIPv6 software switching supportAdvanced Security:TACACS+ and RADIUS802.1x user authentication802.1x accounting802.1x authentication failure802.1x Private VLAN assignment802.1x Private Guest VLAN802.1x Radius-supplied time outTrusted boundaryPort securityTrunk port securitySticky port securitySSHv1 and v2Unicast MAC filteringUnicast port flood blockingDynamic Address Resolution Protocol (ARP) inspectionIP source guardCommunity PVLAN
- Package Contents
- Catalyst 4948 Layer 3 SwitchRack-Mount Kit Include:2 L brackets8 M4 Phillips pan-head screws4 12-24 x 3/4-inch Phillips binder-head screws4 10-32 x 3/4-inch Phillips binder-head screws
Network & Communication
- Layer Supported
- 4
Physical Characteristics
- Weight (Approximate)
- 16.49 lb
- Form Factor
- Rack-mountable
- Height
- 1.7"
- Width
- 17.3"
- Depth
- 16.1"
Power Description
- Input Voltage
- 220 V AC
- Power Source
- Power Supply
Management & Protocols
- Management
- CiscoWorksEmbedded CiscoViewCisco Network AssistantCisco SwitchProbe analyzerRemote Monitoring (RMON) software agentSNMPv1, v2, and v3 instrumentation, delivering comprehensive in-band managementCommand-line interface (CLI)-based management console to provide detailed out-of-band managementSupport for 2048 active VLANs and 4096 VLAN IDs per switchACL or quality-of-service (QoS) entries: 32,000VLAN Trunking Protocol (VTP) and VTP domainsCommunity private VLANs (PVLANs)Remote in-band management is available with SNMP, Telnet client, BOOTP, and Trivial File Transfer Protocol (TFTP)QoS and Traffic Management:Per-port QoS configurationPer-port per VLAN QoSSupport for four queues per port in hardwareStrict priority queuingIP differentiated services code point (DSCP) and IP PrecedenceClassification and marking based on IP type of service (ToS) or DSCPClassification and marking based on full Layer 3 and 4 headers (IP only)Input and output policing based on Layer 3 and 4 headers (IP only)Support for 512 policers on ingress and 512 policers on egress configured as aggregate or individualShaping and sharing output queue managementDynamic Buffer Limiting (DBL): Advanced congestion avoidanceNo performance penalty for granular QoS functionsMIBs:RIP SNMP MIBRMON-MIBBGP4-MIBBRIDGE-MIB
- Manageable
- Yes
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