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Chapter 21 Setting Preferences for Your Handheld
314
4. Tap the box under Quality of Service and adjust settings.
5. Press Function + Enter
,
twice or tap OK twice.
Network
Default
Sets the quality to what the GPRS network currently is
providing.
Custom
Allows you to adjust the individual quality settings.
Precedence
Changes the requested priority that your data receives in times
of network congestion. A higher priority results in privileged
handling of your data by the network.
Delay
Sets the requested maximum time it takes for your data to travel
through the network. Best Effort sets all data to be handled in a
first in, first out manner.
Reliability
Sets the requested level of acceptable data loss and timeliness of
data delivery that the network provides for data from the
device.
■ Class 1 is for non-time, error-sensitive applications that
cannot cope with data loss.
■ Class 2 is for non-time, error-sensitive applications that can
cope with infrequent data loss.
■ Class 3 is for non-time, error-sensitive applications that can
cope with data loss and some interruption.
■ Class 4 is for time and error-sensitive applications that can
cope with data loss.
■ Class 5 is for time, non-error-sensitive applications that can
cope with data loss.
Peak
Sets the maximum rate of data sent through the network per
second.
Mean
Sets the requested maximum rate of data sent through the
network averaged over all of the data transmitted.