Sure. As an Optimum Online customer, you have access to the "optimumwifi" network when you're in the tri-state area, but you can also connect to the "CableWiFi" network when traveling.
Connecting to "CableWiFi" is simple. Just follow the steps:
That's it. Now you can easily stay connected to friends and family back home.
When you're traveling outside of the tri-state area, you won't see "optimumwifi" on your wifi-enabled device's list of available networks.
Instead, choose "CableWiFi".

Now you can easily stay connected to friends and family back home.
Remember, use "optimumwifi" at home, and "CableWiFi" when traveling.
Either way it's FREE to Optimum Online customers