Alcatel-Lucent 7750 Configuration Manual page 338

Interfaces
Both keys must be odd or both keys must be even. One even key and one odd key cannot be configured.
The ranges of values for each key are defined in the table below:
DWDM ITU
Channel Number
Page 338
Key 1
Minimum
17 1276
18 1259
19 1242
20 1225
21 528
22 511
23 494
24 477
25 1208
26 460
27 443
28 426
29 409
30 1191
31 392
32 375
33 358
34 341
35 1174
36 324
37 307
38 290
39 273
40 1157
41 256
42 239
Key 1 Key 2
Maximum Minimum
1290 1760
1273 1743
1256 1726
1239 1709
542 1072
525 1055
508 1038
491 1021
1222 1692
474 1004
457 987
440 970
423 953
1205 1675
406 936
389 919
372 902
355 885
1188 1658
338 868
321 851
304 834
287 817
1171 1641
270 800
253 783
7750 SR Interface Configuration Guide
Key 2
Maximum
1774
1757
1740
1723
1086
1069
1052
1035
1706
1018
1001
984
967
1689
950
933
916
899
1672
882
865
848
831
1655
814
797