Decision Data 3000 Series, User Manual

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Gateway Configuration
16MBPS
Normal or
Early release Depends on the ring configuration - ask the system manager.
Default is NORMAL
Token-Ring
address This is the 12 digit MAC address of the controller’s Token Ring adapter.
Enter the last 8 hexadecimal characters of Token-Ring address. The first
4 positions of the address are 4000. Valid characters are 0-9 and A-F
(upper case).
The address is assigned by the System Manager and administered
locally.
SAP Enter the Service Access Point (SAP) for the Controller. The value is in
hexadecimal ranging from x'04' to X ‘FC' (in multiples of 04). For
example, valid values could be x'04', x'08', x'0C', x'10', and so on.
Valid characters are 0-9 and A-F (upper case).
Response
Timer This value is the maximum time allotted to receive an appropriate
response from the workstation. The minimum value must be the total
number of possible frame delays in a system. Valid values are 1-20
seconds. Default is 1.
Inactive Timer This value is the maximum time that the Token-Ring/Ethernet network or
workstations may be inactive before it is considered inoperative. The
minimum value must be ten times the Response Timer value.
Valid values are 1-99 seconds. Default is 30 .
Receiver
Acknowledgm
ent Timer This value is the maximum time that the controller is allowed to send
acknowledgments to the attached workstation.
Valid values are 1-255 milliseconds. Default is 30.
Retry counter This value is the maximum number of retries to perform the checkpoint
procedure, including retransmission, after the Response Timer has
expired. The combination of the Response Timer value and the Retry
Counter must allow for error detection and recovery on the network. Valid
values are 1-99 retries. Default is 8.
Maximum Out This value is the maximum number of frames sent by the controller
before waiting for an acknowledgment. The minimum value must be the
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