Cisco Catalyst 4900 Series Switches Model Comparison
Cisco Catalyst 4900 Series Switches Model Comparison
Cisco Catalyst 4900 Series Switches Model Comparison
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Взято с сайта www.wit.ruProduct <strong>Comparison</strong><strong>Cisco</strong> <strong>Catalyst</strong> <strong>4900</strong> <strong>Series</strong> <strong>Switches</strong> <strong>Model</strong> <strong>Comparison</strong>Table 1 compares the features of the <strong>Cisco</strong> <strong>Catalyst</strong> ® 4948 Switch, <strong>Catalyst</strong> 4948-10GE,and <strong>Catalyst</strong> <strong>4900</strong>M Switch.Table 1.<strong>Cisco</strong> <strong>Catalyst</strong> <strong>4900</strong> <strong>Series</strong> <strong>Switches</strong> <strong>Model</strong> <strong>Comparison</strong>Feature and Description <strong>Cisco</strong> ® <strong>Catalyst</strong> 4948 <strong>Cisco</strong> <strong>Catalyst</strong> 4948 10Gigabit Ethernet<strong>Cisco</strong> <strong>Catalyst</strong> <strong>4900</strong>MSwitching capacity 96 Gbps 136 Gbps 320 GbpsThroughput72 million packets per second(mpps)102 mpps 250 mpps for IPv4125 mpps for IPv6Height 1 rack unit (1RU) 1RU 2RUModular half-card slots 0 0 2Maximum 10/100/1000 ports 48 48 40Maximum 10 GigabitEthernet portsMaximum Gigabit Ethernet(fiber) ports0 2 244 0 32 (TwinGig)TwinGig Module support No No Yes (half cards only)Uplink optic types4 Small Form-FactorPluggable (SFP) optics2 X2 (10 Gigabit Ethernet)optics8 X2 (10 Gigabit Ethernet)opticsMultilayer switchingIP Base and Enterpriseservices optionsIP Base and Enterpriseservices optionsIP Base and Enterpriseservices optionsShared buffer 16 MB 16 MB 16 MBRoutes 32K 32K 200K IPv4, 128K IPv6CPU 266 MHz 666 MHz 1.3 GHzSynchronous dynamic RAM(SDRAM)256 MB 256 MB 512 MBActive VLANs 2048 2048 4196Multicast entries 28,000 (Layer 3)16,000 (Layer 2)28,000 (Layer 3)16,000 (Layer 2)56,000 for IPv428,000 for IPv6Per VLAN Spanning Tree(PVST) and VLAN IDsSpanning Tree ProtocolinstancesSwitched virtual interfaces(SVIs)Security and quality-ofservice(QoS) hardwareentries4096 4096 40961500 1500 30002000 2000 400032,000 32,000 128,000MAC addresses 32,000 55,000 55,000Switched Port Analyzer(SPAN)2 ingress and 4 egress 2 ingress and 4 egress 8 ingress and 8 egressUSB port No No YesCompact flash memorysupportNo No YesSystem Reset button No No YesMinimum softwarerequirement<strong>Cisco</strong> IOS ® Software Release12.2(20)EWA or later<strong>Cisco</strong> IOS Software Release12.2(25)EWA or later<strong>Cisco</strong> IOS Software Release12.2(44)SG or laterAll contents are Copyright © 1992–2008 <strong>Cisco</strong> Systems, Inc. All rights reserved. Page 1 of 2
Product ComparisionPrinted in USA C83-437779-00 01/08All contents are Copyright © 1992–2008 <strong>Cisco</strong> Systems, Inc. All rights reserved. Page 2 of 2
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