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Cisco Catalyst 2948G Ethernet Switch - WS-C2948G-GE-TX

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Product Overview

The Cisco Catalyst 2948G-GE-TX Gigabit Ethernet Switch is a fixed-configuration switch that provides Gigabit Ethernet connectivity for small and medium-sized networks. The Cisco Catalyst 2948G-GE-TX switch enhances network performance and productivity with the highest 10/100/1000-Mbps port density in a 1 rack unit (RU) form factor in the networking industry. The Cisco Catalyst 2948G-GE-TX is also an affordable solution for delivering gigabit-speed connectivity to the desktop over Category 5 copper cabling.

Specifications

Manufacturer Cisco
Mfg Part# WS-C2948G-GE-TX
SKU 202164682
UPC 746320878614
UPC 14 00746320878614
Features
Port/Expansion Slot Details 48 x Gigabit Ethernet Network / 4 x Gigabit Ethernet Expansion Slot
Total Number of Network Ports 48
Product Type Ethernet Switch
Manufacturer Part Number WS-C2948G-GE-TX
Manufacturer Cisco Systems, Inc
Product Model 2948G
Product Name Catalyst 2948G Ethernet Switch
Product Line Catalyst
Product Series 2900
Brand Name Cisco
Expansion Slot Type SFP
Number of Total Expansion Slots 4
Number of SFP Slots 4
Network Technology 10Base-T / 10/100/1000Base-T
Ethernet Technology Gigabit Ethernet
Media Type Supported Twisted Pair
Package Contents SwitchAC power cordMounting kit containing these items:Four rubber feet for installing the switch on a desktopThree number-8 Phillips pan-head screws for mounting the switch on or under a desk or on a wallScrew template for aligning screwsMagnet for mounting the switch on a metal surfaceOne RJ-45-to-DB-9 adapter (console port) cableAbout the Catalyst 2940 Documentation flyerProduct ownership registration card
Layer Supported 2
Form Factor Rack-mountable / Wall Mountable / Desktop
Weight (Approximate) 13 lb
Height 1.7"
Width 17.5"
Depth 17"
Power Source Power Supply
Redundant Power Supply Supported Yes
Manageable Yes
Limited Warranty Lifetime
Tech Specs
Status Indicators Per-port link status LED System-status LEDs: system, power, and RPS
Number of Ports 48
Gigabit Ethernet Port Yes
Altitude 10000 ft Maximum Operating / 15000 ft Maximum Storage
Humidity 10% to 85% Non-condensing Relative Humidity Operating
Temperature 32°F (0°C) to 113°F (45°C) Operating / -13°F (-25°C) to 158°F (70°C) Storage
Thermal Dissipation 445 BTU/h
Product Type Ethernet Switch
Manufacturer Part Number WS-C2948G-GE-TX
Manufacturer Website Address www.cisco.com
Manufacturer Cisco Systems, Inc
Product Name Catalyst 2948G Ethernet Switch
Product Line Catalyst
Product Series 2900
Brand Name Cisco
Expansion Slots (4 Total) SFP (mini-GBIC)
Modules Not Included
Number of Expansion Slots 4
Connectivity Media Category 3 UTP 10Base-T / Category 4 UTP 10Base-T / Category 5 UTP 10/100/1000Base-T
Performance 20Gbps Forwarding Bandwidth Layer 2 / 29.76Mpps Forwarding Rate For 64-byte Packet
Distance Support 328 ft
Flash Memory 16 MB
Standard Memory 64 MB
Additional Information Configurable maximum transmission unit (MTU) of up to 1522 bytes for bridging on Gigabit Ethernet ports Acoustic Noise: International Organization for Standardization (ISO) 7779: bystander position operating to an ambient temperature of 30° C 42 decibels (dB)
Package Contents Switch AC power cord Mounting kit containing these items: Four rubber feet for installing the switch on a desktop Three number-8 Phillips pan-head screws for mounting the switch on or under a desk or on a wall Screw template for aligning screws Magnet for mounting the switch on a metal surface One RJ-45-to-DB-9 adapter (console port) cable About the Catalyst 2940 Documentation flyer Product ownership registration card
Certifications & Standards IEEE 802.1s IEEE 802.1w IEEE 802.1x IEEE 802.3ad IEEE 802.3x: full duplex on 10BASE-T, 100BASE-TX, and 1000BASE-T ports IEEE 802.1D: Spanning Tree Protocol IEEE 802.1p: class of service (CoS) prioritization IEEE 802.1Q: VLAN IEEE 802.3: 10BASE-T specification IEEE 802.3u: 100BASE-TX specification IEEE 802.3ab: 1000BASE-T specification IEEE 802.3z: 1000BASE-X specification 1000BASE-X (SFP) 1000BASE-SX 1000BASE-LX/LH 1000BASE-ZX RMON I and II standards SNMPv1, SNMPv2c, SNMPv3 Management: BRIDGE-MIB CISCO-CDP-MIB CISCO-CLUSTER-MIB CISCO-CONF-MAN-MIB CISCO-ENTITY-FRU-CONTROL-MIB CISCO-ENVMON-MIB CISCO-FLASH-MIB CISCO-FTP-CLIENT-MIB CISCO-IGMP-FILTER-MIB CISCO-IMAGE-MIB CISCO-MAC-NOTIFICATION-MIB CISCO-MEMORY-POOL-MIB CISCO-PAGP-MIB CISCO-PING-MIB CISCO-PROCESS-MIB CISCO-RTTMON-MIB CISCO-STP-EXTENSIONS-MIB CISCO-SYSLOG-MIB CISCO-TCP-MIB CISCO-VLAN-IFTABLE-RELATIONSHIP-MIB CISCO-VLAN-MEMBERSHIP-MIB CISCO-VTP-MIB ENTITY-MIB ETHERLIKE-MIB IF-MIB IGMP-MIB OLD-CISCO-CHASSIS-MIB OLD-CISCO-FLASH-MIB OLD-CISCO-INTERFACES-MIB OLD-CISCO-IP-MIB OLD-CISCO-SYS-MIB OLD-CISCO-TCP-MIB OLD-CISCO-TS-MIB RFC1213-MIB RFC1253-MIB RMON-MIB RMON2-MIB SNMP-FRAMEWORK-MIB SNMP-MPD-MIB SNMP-NOTIFICATION-MIB SNMP-TARGET-MIB SNMPv2-MIB TCP-MIB UDP-MIB Safety Certifications: UL to UL 60950, Third Edition C-UL to CAN/CSA C22.2 No. 60950-00, Third Edition TUV/GS to EN 60950:2000 CB to IEC 60950 with all country deviations NOM to NOM-019-SCFI CE Marking Electromagnetic Emissions Certifications: FCC Part 15 Class A EN 55022: 1998 (CISPR22) EN 55024: 1998 (CISPR24) VCCI Class A AS/NZS 3548 Class A CE CNS 13438 Class A MIC Telco: CLEI code
System Requirements Cisco Catalyst OS software (minimum 8.2(1)GLX release)
Address Table 16 K MAC Address -
Layer Support 2
Flow Control IEEE 802.3x (Full-duplex)
Dimensions 1.73" Height x 17.50" Width x 17" Depth
Weight (Approximate) 13 lb
Form Factor Rack-mountable / Wall-mountable / Desktop
Input Voltage 110 V AC / 220 V AC
Power Source Power Supply
Frequency 50 Hz or 60 Hz
Input Current 13 A @ 12 V DC
Power Consumption 130 W @ Maximum
Input Voltage Range 100 V AC to 240 V AC
Redundant Power Supply Yes
Protocols DHCP / DTP / PAgP / LACP / RSTP / PVRST+ / CDPv2 / TCP/IP / Spanning Tree Protocol / PVST+ / VTP / ARP / MSTP / CDPv1
Management Cisco Catalyst OS CLI For enhanced traffic management, monitoring, and analysis, the Embedded Remote Monitoring (RMON) software agent supports four RMON groups (history, statistics, alarms, and events) Domain Name Systems (DNSs) provide IP address resolution with user-defined device names Trivial File Transfer Protocol (TFTP) Network Timing Protocol (NTP) CiscoWorks network management software Telnet SNMP v1, v2c, and v3
Security Features IEEE 802.1x allows dynamic, port-based security, providing user authentication IEEE 802.1x with VLAN assignment allows a dynamic VLAN assignment Secure Shell (SSH) Protocol Private VLAN Bidirectional data support on the Switched Port Analyzer (SPAN) port allows Cisco Secure Intrusion Detection System (IDS) to take action when an intruder is detected TACACS+ and RADIUS authentication MAC address notification Port security Multilevel security on console access Bridge Protocol Data Unit (BPDU) guard Spanning Tree Root Guard (STRG) IGMP filtering 4000 VLAN IDs are supported Up to 2000 VLANs per switch
Manageable Yes
MTBF 16.7 Year
Standard Warranty Lifetime Limited
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