SNA Link/iX Node Managers Guide (30291-90507)

80 Chapter2
SNA Node and Link Configuration
Configuring the SNA Node and Link
NOTE A Service Access Point (SAP) pair identifies a MAC type 2 connection.
This pair consists of two SAPs: the destination SAP (DSAP) and the
local SAP (LSAP). DSAP is the SAP of the remote computer and LSAP
is the SAP of the local computer. The SAP pair, along with the remote
and local station address, uniquely identifies a logical connection in the
Token Ring network.
Unacknowledged Send Limit
Required. The maximum number of frames that a
MAC type 2 connection expects to receive before
sending an acknowledgment.
Range: 1-127 (integer)
Default: 2
Retry Limit
Required. The maximum number of times a MAC
type 2 connection retransmits a frame before dropping
the connection.
Range: 1-254 (integer)
Default: 10
Acknowledgment Timer
Required. The maximum time, in tenths of a second,
that the MAC type 2 connection waits before
determining that a frame has been dropped and
retransmitting.
Range: 1-254 (integer)
Default: 10 (1 second)
Error Timer
Required. The amount of time, in tenths of a second,
that the MAC type 2 connection waits before initiating
a Poll/Find (P/F) cycle.
Range: 1-600 (integer)
Default: 100 (10 seconds)
Remote Station Address
Required.
Host Configuration: The
LOCADD parameter in the LINE
macro must match this field, refer to Table 2-7.
AS/400 Configuration: The ADPTADR in the line
description for the AS/400 must match this field, refer