Library /sys$common/syshlp/nclhelp.hlb show, xot (OpenVMS Alpha), port, Identifiers  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 o  name

    The simple name assigned to the port when it was created.  It
    will consist of xot-port-xxxx, where xxxx is the hexadecimal
    representation of the connection id.