Enterasys B5 Gigabit Ethernet Switch Hardware Installation Guide 1-1
1
Introduction
ThischapterintroducestheEnterasysB5GigabitEthernetstackableswitches.
Overview
TheB5GigabitEthernetswitchesarestoreandforwardstackableswitchesthatcanbeadapted
andscaledtohelpmeetyournetworkrequirements.Theseswitchesprovideamanagement
platformandanuplinktoanetworkbackboneforastackedgroupofuptoeightB5switches.
Youcanalsousea
redundantDCpowersupplywiththeseswitchestohelppreventdowntime
duetoaninternalpowersupplyfailureintheswitchorACpowersource.
Youcaninstalltheswitch
onaflatsurfaceorintoastandard19‐inchrackwithcustomer‐supplied
mountinghardware,andconfiguretheswitchfunctionsusingtheWebView™application,CLI
switchingcommands,and/orSNMP.
TheB5switchcanconnecttoEthernetnetworksorworkstationsthroughRJ45connectors,SFP
ports,or10Gports,dependingonyour
model’sconfiguration.TheSFPand10Gportssupport
optionalpluggabletransceivers,whicharehotswappable.
Forpluggabletransceivercompatibilityand specifications,refertothedatasheetat
http://www.enterasys.com/products/transceivers‐ds.pdf.
Table 1‐1liststhenumberofactiveportsandporttypesfortheB5switches.
For information about... Refer to page...
Overview 1-1
Features 1-5
PoE (Power over Ethernet) Support 1-5
Table 1-1 B5 Switch Active Ports and Port Types
B5 Model Ports Number of Active Ports
B5G124-24
(see Figure 1-1 on page 1-2)
• 24 10/100/1000Base-T ports
• Four combo SFP ports
26
B5G124-24P2
(see Figure 1-1 on page 1-2)
• 24 10/100/1000Base-T 802.3af and
802.3at PoE-capable ports
• Four combo SFP ports
26
B5G124-48
(see Figure 1-2 on page 1-3)
• 48 10/100/1000Base-T ports
• Four combo SFP ports
50
B5G124-48P2
(see Figure 1-2 on page 1-3)
• 48 10/100/1000Base-T 802.3af and
802.3at PoE-capable ports
• Four combo SFP ports
50
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