And they're very expensive the

[Christina Russell]

And they're very expensive the very pricey you're asking that when service provider to allocate a certain amount they're banned within their resources just for you it’s always for you and they’re going to charge you a pretty penny for that I'm as far as the layer  encapsulation scared across the lease line typically either PPP or hell-c nine other we haven't talked about those yet we'll get to that stuff you should also pick up the Mile with this concept ups circuit switching what circuit switching like it says circuit switching is like a poor like a phone call I'm in that you know how the phone call work like I talked about your back.

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