[Grammar] Preposition ‘via’ VS ‘over’

[northpath]

Is it possible in these sentences to replace preposition ‘via’ with the preposition ‘over’.
1. You can access our homepage via the Internet.
2. We communicate every day via Skype.
3. Do not send the application via fax.
4. Never send this number via SMS.
5. Blake spoke to the audience live via satellite from San Diego.

You can access our homepage over the Internet.
We communicate every day over Skype.
Do not send the application over fax.
Never send this number over SMS.
Blake spoke to the audience live over satellite from San Diego.

 

[GoesStation]

1 is okay. 2 is marginal, though through would be okay. The rest don't work.

 

[GoesStation]

By would be a natural choice for 2 through 5. It isn't possible in 1.