make loadbalancer tunnel protocol aware

[aojea]

We were only tunneling TCP but seems UDP is also a requested feature

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[stmcginnis]

/lgtm

[aojea]

@stmcginnis lol, I didn't tested, I do not know if it works :)

[stmcginnis]

Doh, I guess I should have asked first!

Should we revert? Or do you want to test and follow up with any corrections?

[aojea]

Should we revert? Or do you want to test and follow up with any corrections?

do you have. mac to test this?

I'm trying to see if I can add automated testing in #230

[stmcginnis]

Unfortunately no, only access to Linux environments at the moment.

[BenTheElder]

I forget: can we tunnel all? What about our friend SCTP?

[aojea]

I forget: can we tunnel all? What about our friend SCTP?

That's not used out of very niche cases, I will be surprised someone uses it in Mac or windows, or if those platforms even support it