ONS 15454 MSTP DWDM ITU-T Channel Plan

The ONS 15454 MSTP interfaces comply with the ITU-T 100-GHz, C-band DWDM grid. All DWDM interfaces used on the ONS 15454 MSTP support the C-band wavelengths and are listed in Table 9-2.

Table 9-2. DWDM C-Band Wavelengths Supported by the ONS 15454 MSTP

100-GHz Channel Number	λ(nm)	Used by Cisco
59	1530.33
58	1531.12
57	1531.90
56	1532.68
55	1533.47
54	1534.25
53	1535.04
52	1535.82
51	1536.61
50	1537.40
49	1538.19
48	1538.98
47	1539.77
46	1540.56
45	1541.35
44	1542.14
43	1542.94
42	1543.73
41	1544.53
40	1545.32
39	1546.12
38	1546.92
37	1547.72
36	1548.51
35	1549.32
34	1550.12
33	1550.92
32	1551.72
31	1552.52
30	1553.33
29	1554.13
28	1554.94
27	1555.75
26	1556.55
25	1557.36
24	1558.17
23	1558.98
22	1559.79
21	1560.61
20	1561.40

For future system scalability, some ONS 15454 MSTP DWDM interfaces support wavelength channels on the ITU-T 50-GHz, C-band DWDM grid. This interface capability is noted in this chapter, where applicable.