Huawei MU509 At Command Interface Specification page 115

HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
<precedence>: a numeric parameter which specifies the precedence class
0: Subscribed value (default value)
1: High priority
2: Normal priority
3: Low priority
<delay>: a numeric parameter which specifies the delay class
0: Subscribed delay class (default value)
1: Delay class 1
2: Delay class 2
3: Delay class 3
4: Delay class 4 (best effort)
If the size of SDU is128 octets:
Delay class
1 (Predictive)
2 (Predictive)
3 (Predictive)
4 (Best Effort)
If the size of SDU is 1024 octets;
Delay class
1 (Predictive)
2 (Predictive)
3 (Predictive)
4 (Best Effort)
<reliability>: a numeric parameter which specifies the reliability class
0: Subscribed reliability class (default value)
1: Unused. If received, it shall be interpreted as '010'
2: Unacknowledged GTP; Acknowledged LLC and RLC, Protected data
3: Unacknowledged GTP and LLC; Acknowledged RLC, Protected data
4: Unacknowledged GTP, LLC, and RLC, Protected data
5: Unacknowledged GTP, LLC, and RLC, Unprotected data
Issue 04 (2013-01-28)
Average transmit delay
<0.5
<5
<50
Unspecified
Average transmit delay
<0.5
<5
<50
Unspecified
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GPRS Service Commands
95 percentile
<1.5
<25
<250
95 percentile
<1.5
<25
<250
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