DUPLICATE PDUS RECEIVED

        Number of all types of detected duplicate transport PDUs received from
        the remote service provider.

     PDUS RECEIVED

        Number of all types of transport PDUs received from the remote service
        provider excluding detected duplicates.

     PDUS SENT

        Number of all types of transport PDUs sent to the remote service
        provider excluding retransmissions.

     RETRANSMITTED PDUS

        Number of all types of retransmitted transport PDUs sent to the remote
        service provider.

     TOTAL OCTETS RECEIVED

        Number of octets of all types of transport PDUs received from the remote
        service provider, regardless of their disposition. This count includes
        detected duplicates.

     TOTAL OCTETS SENT

        Number of octets of all types of transport PDUs sent to the remote
        service provider, including retransmissions.

     USER OCTETS RECEIVED

        Number of user data octets received from the remote service provider,
        including normal, expedited, connect, accept, and disconnect data. This
        count does not include duplicates such as data retransmitted by the
        remote service provider.

     USER OCTETS SENT

        Number of user data octets sent to the remote service provider,
        including normal, expedited, connect, accept, and disconnect data. This
        count does not include data retransmitted by the local service provider.

     USER PDUS RECEIVED

        Number of transport PDUs containing user data received from the remote
        service provider, including normal, expedited, connect, accept, and
        disconnect data. This count does not include duplicates such as
        transport PDUs retransmitted by the remote service provider.

     USER PDUS SENT

        Number of transport PDUs containing user data sent to the remote service
        provider, including normal, expedited, connect, accept, and disconnect
        data. This count does not include retransmitted transport PDUs.