RADIUS attribute from rfc8045

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IP-Port-Range-End

The format of IP-Port-Range-End TLV is shown in Figure 13.  This
   attribute carries IPFIX Information Element 362, "portRangeEnd",
   which is the largest port number of a range of contiguous transport
   ports (refer to ).

    0                   1                   2                   3
    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
   |    TLV-Type   |     Length    |          portRangeEnd
   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
              portRangeEnd         |
   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

                                 Figure 13

   TLV-Type

      10

   Length

      Six octets

   portRangeEnd

      Integer.  This field contains the data (unsigned16) of
      portRangeEnd (362) defined in IPFIX, right justified, and unused
      bits MUST be set to zero.

   IP-Port-Range-End TLV is included as part of the IP-Port-Range
   Attribute (refer to), identified as 241.6.10.

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