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2320
December 22nd, 2020 22:00
Dell OS10 changing MTU size on routed port has no effect
On dell routed interface I have configured mtu size as 9214 but still mtu is shown as 1532. So can we change mtu if the interface is routed/L3 interface ?
interface ethernet1/1/44:1
no shutdown
channel-group 100 mode active
no switchport
mtu 9214
show interface ethernet1/1/44:1
Ethernet 1/1/44:1 is up, line protocol is up
Port is part of Port-channel 100
Hardware is Eth, address is 0c:29:ef:c3:45:4c
Current address is 0c:29:ef:c3:45:4c
Pluggable media present, SFP+ type is SFP+ 10GBASE-SR
Wavelength is 850
Receive power reading is -2.423763 dBm
Interface index is 63
Internet address is not set
Mode of IPv4 Address Assignment: not set
Interface IPv6 oper status: Disabled
MTU 1532 bytes, IP MTU 1500 bytes
No Events found!
DELL-Tim G
3 Apprentice
•
73 Posts
1
December 23rd, 2020 06:00
Hi,
this interface is in L2 mode (no IP address assigned) and part of a port-channel.
Please adjust the MTU on the po100 and VLAN interface you are using for routing to 9216 (L2 MTU).
Regards,
Tim