If /etc/sysconfig/network-scripts/ifup or ifdown is modified or deleted, networking interfaces will not start.

Solution Verified - Updated -

Issue

  • If the networking initscripts located in /etc/sysconfig/network-scripts, such as ifup, ifup-eth or ifdown are deleted, moved, or altered, networking services will not start, and interfaces cannot be taken online or offline.

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 4

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