8 SCG1026 Dell Networking S4048-ON Switch Configuration Guide for PS Series SANs2 Dell recommended switch configurationThese steps show you how to configure two S4048-ON switches with a Link Aggregation Group (LAG).The switches are interconnected using two of the 40GbE Quad Small Form-factor Pluggable (QSFP) uplinkports, and the LAG is configured for Dynamic Link Aggregation Control Protocol (LACP).2.1 Hardware configuration1. Power on the two switches.2. Connect a serial cable to the serial port of the first switch.3. Using PuTTY or another terminal utility, open a serial connection session to the switch.4. Open your terminal emulator and configure it to use the serial port (usually COM1 but this may varydepending on your system). Configure serial communications for 115200,N,8,1 and no flow control.5. Connect the (QSFP) LAG cables between the switches by connecting port 49 on switch 1 to port 49on switch 2 and port 50 on switch 1 to port 50 on switch 2. See this configuration in Figure 1.2.2 Delete startup configurationNote: The following commands will delete all configuration settings.Dell>enableDell#delete startup-configProceed to delete startup-config [confirm yes/no]yesDell#reloadSystem configuration has been modified. Save? [yes/no]noProceed with reload [confirm yes/no]yesNote: The switch will reboot.2.3 Configure out of band (OOB) management portDell>enableAfter the startup configuration is deleted, the factory default Enable mode password is calvin.Dell>#configureDell(conf)#interface ManagementEthernet 1/1Dell(conf-if-ma-1/1)#no shutdownDell(conf-if-ma-1/1)#ip address address> Dell(conf-if-ma-1/1)#exit