Link Diagnostic Commands

nv show interface link diagnostics

	nv show interface <interface-id> link diagnostics Display the link diagnostics information of the given interface.
Syntax Description	interface-id	Name of the interface to display
Default	N/A
History	25.02.2002
Example	`admin@nvos:~:~$ nv show interface sw1p1s1 link diagnostics Code Status -------- -------------------------------------------------------- 0 No issue was observed`
REST API	GET https://<ip>/nvue_v1/interface/<interface id>/link/diagnostics
Related Commands	nv show interface --view link-diagnostics
Notes

nv show interface view link diagnostics

	nv show interface--view link-diagnostics Display the link diagnostics for all the interfaces.
Syntax Description	N/A
Default	N/A
History	25.02.2002
Example	`admin@nvos:~$ nv show interface --view link-diagnostics Interface Code Status ---------- ----- -------------------- acp1 2 Negotiation failure acp2 2 Negotiation failure fnm1 2 Negotiation failure fnm2 2 Negotiation failure sw1p1s1 1024 Cable is unplugged sw1p1s2 1024 Cable is unplugged`
REST API	GET https://<ip>/nvue_v1/interface
Related Commands	nv show interface link diagnostics
Notes

nv set/unset system lldp

	nv set system lldp [state {enabled,disabled} \| tx-interval {number} \| tx-hold-multiplier {number}] nv unset system lldp [state {enabled,disabled} \| tx-interval {number} \| tx-hold-multiplier {number}] Update LLDP global configurations.
Syntax Description	state	LLDP state configuration.
	tx-interval	Change transmit delay.
	tx-hold-multiplier	TTL of transmitted packets is calculated by multiplying the tx-interval by the given factor.
Default	state	enabled
	tx-interval	30
	tx-hold-multiplier	4
History	25.02.2002
Example	`admin@nvos:~$ nv set system lldp state disabled admin@nvos:~# nv set system lldp state tx-interval 50`
REST API	PATCH https://<ip>/nvue_v1/system/lldp
Related Commands	nv show system lldp
Notes

nv show system lldp

	nv show system lldp Display LLDP global configurations.
Syntax Description	N/A
Default	N/A
History	25.02.2002
Example	`admin@nvos:~~$ nv show system lldp operational applied ------------------ ----------- ------- state enabled enabled tx-interval 30 30 tx-hold-multiplier 4 4`
REST API	GET https://<ip>/nvue_v1/system/lldp
Related Commands	nv set system lldp
Notes

nv show interface lldp

	nv show interface <interface-id> lldp Show preview details of interface neighbor.
Syntax Description	interface-id	interface name
Default	N/A
History	25.02.2002
Example	`admin@nvos:~$ nv show interface eth0 lldp operational applied ---------- ------------------------- ------- [neighbor] MTL-S-F2-LAB-ADVG-SW-4-12`
REST API	GET https://<ip>/nvue_v1/interface/{interface-id}/lldp
Related Commands	nv show interface {interface-id} lldp neighbor
Notes	This command is just for mgmt interfaces.

nv show interface lldp neighbor

	nv show interface <interface-id> lldp neighbor Show details of interface neighbor.
Syntax Description	interface-id	interface name
Default	N/A
History	25.02.2002
Example	`admin@nvos:~$ nv show interface eth0 lldp neighbor Neighbor Remote IP Model SW Version Remote Port ------------------------- ---------- ------- ---------------- ----------- MTL-S-F2-LAB-ADVG-SW-4-12 10.60.4.12 11`
REST API	GET https://<ip>/nvue_v1/interface/{interface-id}/lldp/neighbor
Related Commands	nv show interface <interface-id> lldp neighbor <neighbor-id>
Notes	This command is just for mgmt interfaces.

nv show interface lldp neighbor id

	nv show interface <interface-id> lldp neighbor <neighbor-id> Show extend details of the neighbor
Syntax Description	interface-id	Interface name
	neighbor-id	Neighbor name
Default	N/A
History	25.02.2002
Example	admin@nvos:~$ nv show interface eth0 lldp neighbor MTL-S-F2-LAB-ADVG-SW-4-12 operational ------------------------- ----------------------------------------------------- age 3581 bridge untagged 59 chassis chassis-id 1c:98:ec:45:3e:c0 management-address-ipv4 10.60.4.12 management-address-ipv6 fdfd:fdfd:7:145::1000:4998 system-name MTL-S-F2-LAB-ADVG-SW-4-12 system-description HP J9775A 2530-48G Switch, revision YA.16.11.0015, ROM YA.15.20 ... port ttl 120 name 11 type local description 11 pmd-autoneg [advertised] 0 [advertised] 1 [advertised] 2 mau-oper-type 1000BaseTFD - Four-pair Category 5 UTP, full duplex mode lldp-med device-type
REST API	GET https://<ip>/nvue_v1/interface/{interface-id}/lldp/neighbor/{neighbor-id}
Related Commands	nv show interface {interface-id} lldp neighbor
Notes	This command is just for mgmt interfaces.

nv show interface lldp

	nv show interface lldp Show neighbor details of all interfaces.
Syntax Description	N/A
Default	N/A
History	25.02.2002
Example	admin@nvos:~$ nv show interface lldp Interface Speed Type Neighbor Remote Port --------- ------ -------- ------------------------- ----------- eth0 1G eth MTL-S-F2-LAB-ADVG-SW-4-12 11 ib0 ipoib lo loopback sw1p1 200G ib sw1p2 200G ib sw2p1 ib ... ...
REST API	GET https://<ip>/nvue_v1/interface/lldp
Related Commands	nv show interface {interface-id} lldp
Notes

Last updated: June 01, 2026