
Chapter 9 Network Device Driver Options 135
dlcretries
Specifies the number of transmission retries that NetBEUI makes
before assuming that the receiver’s DLC layer is not responding. You
can lower the value of this entry on a highly reliable network, where
few packets are dropped. Raise the value if the network is prone to
dropping packets.
The types of network adapters on the network affect reliability,
because some have limited buffering capabilities and may drop
packets because of a buffer-resource problem.
For another limit on transmission attempts, see the netbiosretries
entry in this section.
drivername
Identifies the driver name of the network device driver. The base
portion of the driver’s filename, plus a dollar sign, is the drivername.
The NetBEUI drivername is netbeui$.
lanabase (MS-DOS only)
Specifies the first LANA number serviced by the NetBEUI protocol.
The NetBEUI driver accepts an NCB when the NCB’s LANA
number is equal to or greater than lanabase and less than the
following value:
[lanabase + number of media-access control drivers bound to the
NetBEUI driver]
looppackets
Specifies the number of frames to be looped back at one time. Packets
are used when the workstation sends a message to itself, or when the
server uses one of its own shares.
maxin
Specifies the number of NetBIOS message packets to be received
before sending an acknowledgment. This number is often called the
“receive window.”
When the adaptrate entry is present and has a value of zero, the
maxin value is not dynamically adjusted. Otherwise, the NetBEUI
driver adjusts the maxin value as described in the adaptrate entry in
this section.
Set the maxin value to be near but not greater than the value of
maxout. If maxin is greater than maxout, the t2 timer times out
frequently and wastes link bandwidth.
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