Add new iface to UCT for EFA SRD

[SeyedMir]

What

Describe what this PR is doing.

Why ?

Justification for the PR. If there is existing issue/bug please reference. For bug fixes why and what can be merged in a single item.

How ?

It is optional but for complex PRs please provide information about the design, architecture, approach, etc.

[swx-jenkins3]

Can one of the admins verify this patch?