Switch from Optimum Online to virtually any DSL account.
To find a good provider in your area, go here and try this ISP search site: http://www.dslreports.com/search

You just can't trust a cable provider because they think they can censor what
you do with internet access. Don't bother to complain because they are not
admitting it to anyone right now.

No respect for the customer. Monopolies tend to think like that.