Packets; Packet Error Rate (Per) - Cal Amp Dataradio HiPR-900 User Manual

♦ Flags: Hexadecimal without a leading "0x)
♦ Volts: Decimal indications in decivolts when source is DC input (125 for 12.5V)
Decimal indication is a low number (typically 5) when source is PoE
♦ Temperature: Decimal internal unit temperature in Celsius degrees
♦ Packet error rate (or PER): 0 or negative decimal value
⎛ ⎞
bad
⎜ ⎜ ⎟ ⎟
10 log
10
⎝ ⎠
good
Thus, -51 is CRC error rate of 10
Table 7 - Simplified rating of output value representing Packet Error Rate (PER)
Incoming

Packets

1
The "overtemp" limit default is 80 °C
001-5099-000
0 = DC input
1 = PoE input
2 = 5 °C from "Overtemp" alarm (for DC input)
3 = 5 °C from "Overtemp" alarm (for PoE input)
See Figure 36 for details
-5.1
(since reset or when net stats were cleared). See Table 7.
Value –10 Bad
Value –20
Value –30 Good
Value –40 Very Good
Value –50 Excellent
Basic
Valid
Packet
Header
Not
Validation
Valid
Figure 36 - Packets Counts for PER
Mediocre
32-Bit
CRC
38
1
1
"Bad" Packets Counts for
Packet Error Rate
"Good" Packets Counts for
Packet Error Rate
HiPR-900 User Manual