User's Manual

MDS 05-3627A01, Rev. D LEDR Series I/O Guide 53
Reference—
-lp List available pseudo-random bit patterns
(See Table 17 on Page 53 for options.)
-le List available errors to inject
(See Table 18 on Page 53 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