Failure to set MTU on CloudLinux installation

Issue

While converting to CloudLinux, similar messages are shown, on kernel level / dmesg:

Mar 28 16:36:32 test-c8-baseos NetworkManager[1015]: <error> [1648478192.4993] platform-linux: error reading /proc/sys/net/ipv6/conf/ens192/mtu: Failed to open file "/proc/sys/net/ipv6/conf/ens192/mtu": Operation not permitted
Mar 28 16:36:32 test-c8-baseos NetworkManager[1015]: <error> [1648478192.4997] platform-linux: sysctl: failed to open '/proc/sys/net/ipv6/conf/ens192/mtu': (1) Operation not permitted
Mar 28 16:36:32 test-c8-baseos NetworkManager[1015]: <warn> [1648478192.4999] device (ens192): mtu: failure to set IPv6 MTU

Environment

• CloudLinux
• NetworkManager

Solution

Update kmod-lve to the kmod-lve-2.1-3 package. To get a proper update command, visit https://changelog.cloudlinux.com/