What TLS versions and cipher settings does GRIDlink support?

Our underlying TLS library supports TLSv1.0 and TLSv1.1 with AES128, AES256 and RC4. We prefer TLSv1.1 and can fall back to TLSv1.0 or SSLv3. SSL 2.0

After Q3 2015 TLS 1.2 is supported using ARMmbed