Library /sys$common/syshlp/nclhelp.hlb show, x25_protocol, dte, pvc, Counters  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 These counters record values over the lifetime of a PVC. For
 counters that refer to use of the PVC by individual clients, see
 the x25 access port entity.

 o  accesses blocked

    Number of times an attempt to open a PVC has failed because of
    security.

 o  creation time

    Time at which this entity was created.

 o  data octets received

    Number of octets received by the PVC since it was created.

 o  data octets sent

    Number of octets sent by the PVC since it was created.

 o  data pdus received

    Number of data PDUs received by the PVC since it was created.

 o  data pdus sent

    Number of data PDUs sent by the PVC since it was created.

 o  pvc failures

    Number of times the PVC has failed while the entity has been
    allocated.