How do I set up VLAN (802.1q) tagging on a network interface?

Solution Verified - Updated -

Issue

  • Suppose I want a VLAN ID of 192 for the eth0 on a RHEL 5 or 6 system. What should my ifcfg-eth0 and my ifcfg-eth0.192 look like?
  • How do you configure VLAN tagging on a RHEL system?
  • Is it possible to configure multiple VLAN IDs on a single interface?

Environment

  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7

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