CTI-7010-TPSRV-K9 LIC-7010-TPSINTOPLIC-7000-TPSRV16CTI-7010-TPSRV-K9 LIC-7010-TPSINTOPAre enough to have CTS endpoints in meeting with 9 screens?Does the LIC-7000-TPSRV16 is just to upgrade from 9 to 16.What about CTS endpoints with TIP/DTLS without ...