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WS-C2948G-GE-TX |
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Product name：WS-C2948G-GE-TX |
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Item：CISCO |
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Details： |
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Interfaces/Ports
Total Number of Network Ports: 48
Number of Network (RJ-45) Ports: 48
Port/Expansion Slot Details: 48 x Gigabit Ethernet Network
Port/Expansion Slot Details: 4 x Gigabit Ethernet Expansion Slot
Media & Performance
Media Type Supported: Twisted Pair
Twisted Pair Cable Standard: Category 5
Ethernet Technology: Gigabit Ethernet
Network Technology: 10Base-T
Network Technology: 10/100/1000Base-T
I/O Expansions
Number of Total Expansion Slots: 4
Expansion Slot Type: SFP
Number of SFP Slots: 4
Network & Communication
Layer Supported: 2
Management & Protocols
Manageable: Yes
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
Memory
Standard Memory: 64 MB
Flash Memory: 16 MB
Reliability
MTBF: 146280 Hour
Power Description
Input Voltage: 110 V AC
Input Voltage: 220 V AC
Power Source: Power Supply
Redundant Power Supply: Yes
Physical Characteristics
Form Factor: Rack-mountable
Form Factor: Wall Mountable
Form Factor: Desktop
Height: 1.7"
Width: 17.5"
Depth: 17.0"
Weight (Approximate): 13.00 lb
Miscellaneous
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
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)
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
Warranty
Limited Warranty: 90 Day |
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