CONTAP-653119: NSM100B QSFP temperature sensors Unavailable or Unsupported

Issue

• NSM100B sensors 10, 11, 18 and 19 show Unavailable or Unsupported while using supported copper cables.
• No storage faults are seen for the shelf.
• Shelf firmware is up to date.
• Shelf environment output shows sensors Unavailable:
  ::> system node run -node <Node_Name> -c environment status
Channel: 0x
Shelf: 1
SES device path: local access: 0x.1.1.99
Module type: NSM100B; monitoring is active
Shelf status: normal condition
Shelf temperatures by element:
[1] 20 C (68 F) (ambient) Normal temperature range
[2] 23 C (73 F) Normal temperature range
[3] 23 C (73 F) Normal temperature range
[4] 22 C (71 F) Normal temperature range
[5] 24 C (75 F) Normal temperature range
[6] 23 C (73 F) Normal temperature range
[7] 38 C (100 F) Normal temperature range
[8] 52 C (125 F) Normal temperature range
[9] 34 C (93 F) Normal temperature range
[10] Unavailable
[11] Unavailable
[12] 32 C (89 F) Normal temperature range
[13] 27 C (80 F) Normal temperature range
[14] 23 C (73 F) Normal temperature range
[15] 38 C (100 F) Normal temperature range
[16] 54 C (129 F) Normal temperature range
[17] 35 C (95 F) Normal temperature range
[18] Unavailable
[19] Unavailable
[20] 34 C (93 F) Normal temperature range
[21] 28 C (82 F) Normal temperature range
[22] 26 C (78 F) Normal temperature range
[23] 26 C (78 F) Normal temperature range

  
• In verbose shelf fault output, "Unsupported" is seen:
  ::> system node run -node <Node_Name> -c storage show fault -v
Enclosure Status: normal
Channel: 0x
Shelf: 1
Shelf Type: NS224NSM100B
Module Type: NSM100B
Temperature Sensors:
Element Status Status Bytes Status Descriptions
1: OK 01,00,28,00
2: OK 01,00,2B,00
3: OK 01,00,2A,00
4: OK 01,00,2A,00
5: OK 01,00,2C,00
6: OK 01,00,2A,00
7: OK 01,00,3B,00
8: OK 01,00,48,00
9: OK 01,00,35,00
10: UNSUPPORTED 00,00,00,00
11: UNSUPPORTED 00,00,00,00
12: OK 01,00,33,00
13: OK 01,00,2F,00
14: OK 01,00,2B,00
15: OK 01,00,3C,00
16: OK 01,00,4A,00
17: OK 01,00,37,00
18: UNSUPPORTED 00,00,00,00
19: UNSUPPORTED 00,00,00,00
20: OK 01,00,35,00
21: OK 01,00,30,00
22: OK 01,00,2E,00
23: OK 01,00,2D,00

  
• In the EMS on shelf addition or module reboot you may see unsupported EMS messages: