/sys$common/syshlp/NCLHELP.HLB  —  SNA Peer Server Module, SDLC  Link subentity, create  Characteristics
   Line            local entity    Specifies the Modem Connect Line on
                   name            which the SDLC protocol operates.
                                   For more information about Modem
                                   Connect Line refer to the
                                   DECnet-Plus Network Control
                                   Language Reference.

   Capability      primary |       Specifies the capability of the
                   secondary |     Station subentities of this Link
                   negotiable      entity.  Negotiable stations can
                                   become either primary or secondary.
                                   The default is negotiable.

   Configuration   pointtopoint |  Specifies whether the Link supports
                   multipoint      only a point-to-point connection or
                                   can also support a multipoint
                                   connection.  Multipoint supports one
                                   or more than one connection.  The
                                   default is pointtopoint.  The Peer
                                   Server does not support multipoint
                                   primary connections.

   Connection      nonswitched |   Specifies whether the Link supports
   Type            switched        switched or nonswitched connections.
                                   The default is nonswitched.

   Receive         (1-32764)       Specifies the maximum frame size
   Frame Size                      (excluding the header) that can be
                                   received on the line represented by
                                   this Link. The default is 1000.

   Reply Timer     (100-60000)     Specifies the time (in milliseconds)
                                   to wait for an acknowledgment before
                                   starting the recovery procedure. The
                                   default is 3000.

   Retry           (0-128)         Specifies that, when the Link is
   Maximum                         secondary, this is the maximum
                                   number of times a frame is
                                   retransmitted before assuming a
                                   fatal error.  When the Link is
                                   primary, this is the number of times
                                   that a retry will be attempted. The
                                   default is 15.

   Poll Pause      (0-60000)       The time in milliseconds to pause
                                   when the end of the polling list is
                                   reached.  Used only when the Link is
                                   primary. The default is 200.

   Service         (1-255)         Specifies the maximum number of
   Limit                           regular scans of the service order
                                   table for secondary Stations that
                                   will be made before a special scan
                                   is made.  Used when the Link is
                                   multipoint primary. The default is
                                   4. Not used at this time.

   TWA Send        no | yes        Specifies whether the Link provides
   Priority                        priority for outbound services when
                                   configured for Two-Way Alternating
                                   (half-duplex) data transfer in the
                                   multipoint primary mode. Yes
                                   means that PIUs that arrive for
                                   transmission while data is being re-
                                   ceived are transmitted immediately.
                                   No, the default, means that outbound
                                   transmission is strictly determined
                                   by the position of station service
                                   order entries in the Service Order
                                   Table.  This attribute is not
                                   relevant to SDLC point-to-point
                                   operations. Not used at this time.
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