Study tips CN0-201

How many phases exist in a fax transmission as per the T.30 ITU-T standard?

Which of the following codecs is often considered as the default codec for H.323?

Which of the following priorities will you recommend for voice in an 802.1 p VLAN?

Which of the following voice codec ratings provides a representation of perceived quality from a human perspective?

Which of the following layers of the OSI model provides error control in a network?

Which of the following is a drawback of using private IP addresses?

Which of the following network configuration utilities is used to display information about current TCP/IP connections?

Which of the following cards will John check to resolve this problem?

Which of the following types of firewall ensures that the packets are part of the established session?

Which of the following allows a VoIP network to transmit multiple conversations over a single, four wire path?