Can't assign more than 256 alias IP addresses(ipv4)

Solution Unverified - Updated -

Issue

  • Can't assign more than 256 alias IP addresses(ipv4)

/etc/sysconfig/network-scripts/ifcfg-eth#

IPADDRn=
NETMASKn=

or /etc/sysconfig/network-scripts/ifcfg-XXX when NetworkManager controls

IPADDRn=
PREFIXn=

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • initscripts
  • NetworkManager

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