Switch output
]>sh lldp neighbors Ethernet 5
Last table change time : 0:00:09 ago
Number of table inserts : 80
Number of table deletes : 40
Number of table drops : 0
Number of table age-outs : 1
Port Neighbor Device ID Neighbor Port ID TTL
Et5 0c42.a16c.734e 0c42.a16c.734c 48
Et5 bruat em1 120
Server output
UAT [root@bruat~]$ dmidecode | grep -i product
Product Name: PowerEdge R640
~]$ modinfo mlx5_core
filename: /lib/modules/3.10.0-1127.19.1.el7.x86_64/kernel/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko.xz
version: 5.0-0
license: Dual BSD/GPL
description: Mellanox 5th generation network adapters (ConnectX series) core driver
author: Eli Cohen eli@mellanox.com
retpoline: Y
rhelversion: 7.8
srcversion: 347B715A7BFEF96508E57F2
alias: pci:v000015B3d0000A2D3svsdbcsci*
alias: pci:v000015B3d0000A2D2svsdbcsci*
alias: pci:v000015B3d0000101Esvsdbcsci*
alias: pci:v000015B3d0000101Dsvsdbcsci*
alias: pci:v000015B3d0000101Csvsdbcsci*
alias: pci:v000015B3d0000101Bsvsdbcsci*
alias: pci:v000015B3d0000101Asvsdbcsci*
alias: pci:v000015B3d00001019svsdbcsci*
alias: pci:v000015B3d00001018svsdbcsci*
alias: pci:v000015B3d00001017svsdbcsci*
alias: pci:v000015B3d00001016svsdbcsci*
alias: pci:v000015B3d00001015svsdbcsci*
alias: pci:v000015B3d00001014svsdbcsci*
alias: pci:v000015B3d00001013svsdbcsci*
alias: pci:v000015B3d00001012svsdbcsci*
alias: pci:v000015B3d00001011svsdbcsci*
depends: devlink,ptp,mlxfw
intree: Y
vermagic: 3.10.0-1127.19.1.el7.x86_64 SMP mod_unload modversions
signer: CentOS Linux kernel signing key
sig_key: B1:6A:91:CA:C9:D6:51:46:4A:CB:7A:D9:B8:DE:D5:57:CF:1A:CA:27
sig_hashalgo: sha256
parm: debug_mask:debug mask: 1 = dump cmd data, 2 = dump cmd exec time, 3 = both. Default=0 (uint)
parm: prof_sel:profile selector. Valid range 0 - 2 (uint)
when we disable the lldp service in the server in switch still the info is showing with mac address instead of host name.
]>sh lldp neighbors Ethernet 5
Last table change time : 0:00:28 ago
Number of table inserts : 80
Number of table deletes : 41
Number of table drops : 0
Number of table age-outs : 1
Port Neighbor Device ID Neighbor Port ID TTL
Et5 0c42.a16c.734e 0c42.a16c.734c 48
Is this a bug in the driver ?