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Home > VoIP Phone Systems > Layer 3 Switches > Cisco Catalyst 4948 Layer 3 Switch

Cisco Catalyst 4948 Layer 3 Switch

48 x 10/100/1000Base-T

Cisco Catalyst 4948 Layer 3 Switch
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Cisco Catalyst 4948 Layer 3 Switch
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Item No.  109686
Mfg Part No.  WS-C4948
Product Condition:  New
Manufacturer:  Cisco

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Highlights for Cisco Catalyst 4948 Layer 3 Switch
  • Product Type:Layer 3 Switch
  • Number of Ports:48
  • Form Factor:Rack-mountable

Marketing Information

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.

Controls/Indicators

Processor & Chipset

  • Processor: 1 x 266 MHz
  • Management & Protocols

  • Management:
  • CiscoWorks
  • Embedded CiscoView
  • Cisco Network Assistant
  • Cisco SwitchProbe analyzer
  • Remote Monitoring (RMON) software agent
  • SNMPv1, v2, and v3 instrumentation, delivering comprehensive in-band management
  • Command-line interface (CLI)-based management console to provide detailed out-of-band management
  • Support for 2048 active VLANs and 4096 VLAN IDs per switch
  • ACL or quality-of-service (QoS) entries: 32,000
  • VLAN Trunking Protocol (VTP) and VTP domains
  • Community 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 configuration
  • Per-port per VLAN QoS
  • Support for four queues per port in hardware
  • Strict priority queuing
  • IP differentiated services code point (DSCP) and IP Precedence
  • Classification and marking based on IP type of service (ToS) or DSCP
  • Classification 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 individual
  • Shaping and sharing output queue management
  • Dynamic Buffer Limiting (DBL): Advanced congestion avoidance
  • No performance penalty for granular QoS functions
  • MIBs:

  • RIP SNMP MIB
  • RMON-MIB
  • BGP4-MIB
  • BRIDGE-MIB
  • Manageable: Yes
  • Reliability

    Software

    Warranty

  • Standard Warranty: 1 Year
  • Interfaces/Ports

  • Interfaces/Ports: 48 x RJ-45 10/100/1000Base-T LAN
  • Number of Ports: 48
  • Gigabit Ethernet Port: Yes
  • Environmental Conditions

    General Information

  • Product Type: Layer 3 Switch
  • Manufacturer Part Number: WS-C4948
  • Manufacturer Website Address: www.cisco.com
  • Manufacturer: Cisco Systems, Inc
  • Product Name: Catalyst 4948 Layer 3 Switch
  • Product Line: Catalyst
  • Product Series: 4900
  • Brand Name: Cisco
  • I/O Expansions

  • Expansion Slots: (4 Total) SFP Shared
  • Number of Expansion Slots: 4
  • Media & Performance

  • Connectivity Media: Twisted Pair 10/100/1000Base-T
  • Performance: 96Gbps Switching Fabric
  • Memory

  • Flash Memory: 64 MB
  • Standard Memory: 256 MB
  • Memory Technology: SDRAM
  • Miscellaneous

    Additional Information

  • Unicast and multicast routing entries: 32,000
  • Packet buffering: Dynamic, 16 MB shared memory
  • MAC addresses: 32,768
  • Policers: 512 ingress and 512 egress
  • Hardware-based storm control (formally known as broadcast and multicast suppression)
  • Cisco EtherChannel technology, Cisco Fast EtherChannel technology, and Cisco Gigabit EtherChannel technology support
  • Switch heat dissipation: 1023 BTU/hour
  • Q-in-Q in hardware
  • Layer 2 protocol tunneling
  • Jumbo frames on all ports (up to 9216 bytes)
  • Baby giants (up to 1600 bytes)
  • Layer 3 Features:

  • Static IP routing
  • IP routing protocols: EIGRP, OSPF, RIP, RIP2
  • Software routing of IPX and AppleTalk
  • IS-IS routing protocol
  • Cisco Group Management Protocol (GMP) server
  • IPv6 software switching support
  • Advanced Security:

  • TACACS+ and RADIUS
  • 802.1x user authentication
  • 802.1x accounting
  • 802.1x authentication failure
  • 802.1x Private VLAN assignment
  • 802.1x Private Guest VLAN
  • 802.1x Radius-supplied time out
  • Trusted boundary
  • Port security
  • Trunk port security
  • Sticky port security
  • SSHv1 and v2
  • Unicast MAC filtering
  • Unicast port flood blocking
  • Dynamic Address Resolution Protocol (ARP) inspection
  • IP source guard
  • Community PVLAN
  • Package Contents

  • Catalyst 4948 Layer 3 Switch
  • Rack-Mount Kit Include:
    • 2 L brackets
    • 8 M4 Phillips pan-head screws
    • 4 12-24 x 3/4-inch Phillips binder-head screws
    • 4 10-32 x 3/4-inch Phillips binder-head screws

    Network & Communication

  • Layer Support: 2
  • Physical Characteristics

  • Dimensions: 1.71" Height x 17.29" Width x 16.14" Depth
  • Weight: 16.49 lb
  • Form Factor: Rack-mountable
  • Power Description

  • Input Voltage: 110 V AC
  • Power Source: Power Supply
  • Input Voltage Range: 100 V AC to 240 V AC
  • Storage

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    Cisco Catalyst 4948 Layer 3 Switch

    48 x 10/100/1000Base-T
    $5,191.47
     



     
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