Switch model: S4048-ON

Code Version: 9.10(0.1)

48 Ten GigabitEthernet/IEEE 802.3 interface(s)
6 Forty GigabitEthernet/IEEE 802.3 interface(s)

Brief detail in relation to setting an MTU (Maximum Transmission Unit) value on all 48x10GbE ethernet interfaces to support Jumbo Frames:

cork-vxrail1-tor#conf t
cork-vxrail1-tor(conf)#interface range tengigabitethernet 1/1-1/48
cork-vxrail1-tor(conf-if-range-te-1/1-1/48)#mtu 9216
cork-vxrail1-tor(conf-if-range-te-1/1-1/48)#exit
cork-vxrail1-tor(conf)#exit
cork-vxrail1-tor#show interfaces tengigabitethernet 1/1 | grep MTU
MTU 9216 bytes, IP MTU 9198 bytes
cork-vxrail1-tor#

To revert to default MTU value of 1554 bytes:

cork-vxrail1-tor#conf t
cork-vxrail1-tor(conf)#interface range tengigabitethernet 1/1-1/48
cork-vxrail1-tor(conf-if-range-te-1/1-1/48)#no mtu
cork-vxrail1-tor(conf-if-range-te-1/1-1/48)#exit
cork-vxrail1-tor(conf)#exit
cork-vxrail1-tor#show interfaces tengigabitethernet 1/1 | grep MTU
MTU 1554 bytes, IP MTU 1500 bytes
cork-vxrail1-tor#

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