5 SCG1026 Dell Networking S4048-ON Switch Configuration Guide for PS Series SANs1 IntroductionThis document illustrates how to configure Dell Networking S4048-ON switches for use with Dell™ PSSeries storage while using Dell best practices. The recommended configuration uses Link AggregationGroups (LAGs) for inter-switch connections. Optional steps are provided in section 3 to enable DataCenter Bridging (DCB) and for stack configurations.If you are following the Rapid EqualLogic Configuration steps athttp://en.community.Dell.com/techcenter/storage/w/wiki/3615.rapid-equallogic-configuration-portal-by-sis.aspx, use sections 1 and 2, or 1 and 5 in this Switch Configuration Guide.For more information on PS Series SAN design recommendations, see the PS SeriesConfiguration Guideat: www.Delltechcenter.com/page/equallogic+configuration+guide.1.1 Document conventionsTable 1 lists the formatting conventions used in this document.Table 1 Document conventionsFormat Description ExampleBold User input Dell>enableItalic Placeholder or variableyour password Separate variables 1.2 AudienceThis switch configuration guide describes an optimal configuration following Dell best practices for a PSSeries iSCSI SAN and is intended for storage or network administrators and deployment personnel.1.3 Switch detailsTable 2 provides an overview of the switch configuration.Table 2 Switch specificationsDell Networking S4048-ONSwitch vendor DellSwitch model S4048-ONSwitch firmware 9.8.0.0 or later