MTU-1.3.2: Test Large IP packet transmission w/ tunnel interfaces and forwarding plane via the physical and bundled interfaces

[sachendras]

Request for New Test Code Implementation Instructions

• The label 'enhancement' is automatically set by this template.
• Add a label for the test priority according to the test requirements. (p0, p1, p2)
• Add a link in this issue description to the README.md for the test requirements. For example:

Implement code for MTU-1.3.2: Test w/ tunnel interfaces and forwarding plane via the physical and bundled interfaces