siptrace: duplicate via HEP with any protocol

[btriller]

Pre-Submission Checklist

• Commit message has the format required by CONTRIBUTING guide
• Commits are split per component (core, individual modules, libs, utils, ...)
• Each component has a single commit (if not, squash them into one commit)
• No commits to README files for modules (changes must be done to docbook files
  in doc/ subfolder, the README file is autogenerated)

Type Of Change

• Small bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds new functionality)
• Breaking change (fix or feature that would change existing functionality)

Checklist:

• PR should be backported to stable branches
• Tested changes locally
• Related to issue #XXXX (replace XXXX with an open issue number)

Description

Allow duplicating messages via HEP over any configured protocol.

[henningw]

Thanks for the pull request. I already backported the (also included) example table fix to stable branches. About the new HEP functionality, this is probably something to include into the master branch, as it is new functionality.

[henningw]

Thanks, merged