Remote Device ID not showing

Applies to

• ONTAP 9
• CDP (Cisco Discovery Protocol)

Issue

• Remote device ID information not showing in network port show output although the ports are online.

 node01::*> network port show -fields remote-device-id
 node             port remote-device-id 
 ---------------- ---- ---------------- 
         node01   e0M  -                
         node01   e0c  test01(FOC2422R0KT) 
         node01   e0d  test01(FOC2031R4AT) 
         node01   e0e  test01(FOC2351R00R) 

• OPTIONS log show CDP is enabled

cdpd.enable on
cdpd.holdtime 180
cdpd.interval 60

• network device-discovery show output do not  report the issued port's remote device id

node01::*> network device-discovery show
Node/       Local  Discovered
Protocol    Port   Device (LLDP: ChassisID)  Interface         Platform
----------- ------ ------------------------- ----------------  ----------------
node01/cdp
             e0a    test02                    e0a               FAS8300
             e0b    test02                    e0b               FAS8300
             e0c    test01
                                              Ethernet1/10      N3K-C3132Q-V
             e0d    test01
                                              Ethernet1/10      N3K-C3132Q-V
             e0e    test01
                                              Ethernet1/10      N5K-C5672UP
             e0g    test01
                                              Ethernet1/10      N5K-C5672UP

• VIFMGR.GZ log show remote device for issued port expired.

Fri Apr 15 2022 00:41:11 +09:00 [kern_vifmgr:info:6072] [0x810e73b00] [vifmgr_remote_devices_iterator::report_changes] remote device for port node01:e0M (cdp) is now test01 (active)
Fri Apr 15 2022 00:44:11 +09:00 [kern_vifmgr:info:6072] [0x810e73b00] [vifmgr_remote_devices_iterator::report_changes] remote device for port node01:e0M (cdp) is now test01 (expired) 
Fri Apr 15 2022 01:00:01 +09:00 [kern_vifmgr:info:6072] [0x80bffcd00] [vifmgr_remote_devices_iterator::report_changes] remote device for port node01:e0M (cdp) is now test01 (active)
Fri Apr 15 2022 01:03:01 +09:00 [kern_vifmgr:info:6072] [0x80bffaf00] [vifmgr_remote_devices_iterator::report_changes] remote device for port node01:e0M (cdp) is now test01 (expired)
Fri Apr 15 2022 01:06:11 +09:00 [kern_vifmgr:info:6072] [0x80bffaf00] [vifmgr_remote_devices_iterator::report_changes] remote device for port node01:e0M (cdp) is now test01 (active)

• Packet Trace to issued port show that node is sending CDPv1 advertisement and CDP-compliant neighboring devices not sending CDPv1 advertisement back.