Table of contents 
 
 
3  Dell EMC Networking S4148-ON and S4128-ON Switch Configuration Guide for Dell EMC SC Series SANs | SCG3704 
Table of contents 
1  Introduction ................................................................................................................................................................... 5 
1.1  Document conventions ....................................................................................................................................... 5 
1.2  Audience ............................................................................................................................................................. 5 
1.3  Switch details ...................................................................................................................................................... 5 
1.4  Cabling diagram.................................................................................................................................................. 6 
2  Dell EMC recommended switch configuration ............................................................................................................. 7 
2.1  Hardware configuration ...................................................................................................................................... 7 
2.1  Check firmware version ...................................................................................................................................... 7 
2.2  Delete startup configuration ................................................................................................................................ 7 
2.3  Switch profiles (only for S4148-ON and its variants) .......................................................................................... 8 
2.4  Configure unified ports on S4148U-ON .............................................................................................................. 8 
2.5  Configure out of band (OOB) management port ................................................................................................ 8 
2.6  Configure login credentials ................................................................................................................................. 9 
2.7  Configure QSPF+ and QSFP28 ports to 4 x 10GbE breakout ports .................................................................. 9 
2.8  Enable switch ports ............................................................................................................................................ 9 
2.9  iSCSI enable ..................................................................................................................................................... 10 
2.10  Enable Jumbo frames and flow control (optional) ............................................................................................ 10 
2.11  Configure spanning tree on edge ports ............................................................................................................ 10 
2.12  Save configuration ............................................................................................................................................ 10 
2.13  Configure additional switch ............................................................................................................................... 11 
3  Configure Data Center Bridging (DCB) (optional) ...................................................................................................... 12 
3.1  Disable iSCSI .................................................................................................................................................... 12 
3.2  Disable 802.3x flowcontrol on all ports ............................................................................................................. 12 
3.3  Enable DCB ...................................................................................................................................................... 12 
3.4  Create tagged VLAN for all ports and port-channels........................................................................................ 12 
3.5  Create QOS policy map with dot1p values as trusted ...................................................................................... 13 
3.6  Create PFC dot1p traffic class .......................................................................................................................... 13 
3.7  Configure network QoS policy map .................................................................................................................. 13 
3.8  Configure ETS policies ..................................................................................................................................... 14 
3.9  Create ETS policy-map for bandwidth allocations ............................................................................................ 14 
3.10  QoS policy ........................................................................................................................................................ 14 
3.11  Apply policies and VLAN ID to all switch edge ports ........................................................................................ 15 
3.12  iSCSI enable ..................................................................................................................................................... 15 
3.13  Save configuration ............................................................................................................................................ 15