MDS 05-3627A01, Rev. D
LEDR Series I/O Guide
53
Reference—
-lp
List available pseudo-random bit patterns
(See
for options.)
-le
List available errors to inject
(See
for options.)
stats
Display bert statistics
Table 17. Pseudo-Random Bit Patterns
Index
Description
Data
Inversion
0
Unframed 2^11 (Factory Default)
No
1
Unframed 2^15
Yes
2
Unframed 2^20
No
3
Unframed 2^23
Yes
4
Unframed 2^11 with 7 zero limit
No
5
Unframed 2^15 with 7 zero limit
No
6
Unframed 2^20 with 14 zero limit
(QRSS/QRS/QRTS)
No
7
Unframed 2^23 with 14 zero limit (non-standard)
No
8
Framed 2^11
No
9
Framed 2^15
Yes
10
Framed 2^20
No
11
Framed 2^23
Yes
12
Framed 2^11 with 7 zero limit
No
13
Framed 2^15 with 7 zero limit
No
14
Framed 2^20 with 14 zero limit
(QRSS/QRS/QRTS)
No
15
Framed 2^23 with 14 zero limit (non-standard)
No
Table 18. Errors to Inject
Index
Description
1
CAS multiframe (MAS) pattern error (E1 only)
2
Fs (T1) or MFAS (E1)
3
PRBS error
4
Change of frame alignment, 1 bit minus
5
Change of frame alignment, E1, 1 bit plus
6
CRC6 for T1, CRC4 for E1
7
Frame bit error...Ft, FPS, or FAS bit error depending on current
framer mode
8
Linecode violation
