If you look at the Configuration tab in the modem admin pages, you will see a category called "Favorite Frequency", and most likely that "Favorite Frequency" will be the one that you see being given preference.
I suspect that the phrase "Favorite Frequency" was not a random selection. --
A well-regulated militia, being necessary to the security of a free State, the right of the people to keep and bear arms shall not be infringed.
When governments fear people, there is liberty. When the people fear the government, there is tyranny.