Monitor and troubleshoot
Documents under this category describe tools that can help you monitor, diagnose, and troubleshoot SR Linux software. This section also includes Log Event documentation to help you interpret log messages generated by SR Linux software.
- Event Handler Guide
  This document describes the functionality and configuration for the event handler framework on the Nokia Service Router Linux (SR Linux).
- Log Events Guide
  This document provides guidance for operators to interpret log events for the Nokia Service Router Linux (SR Linux).
- OAM and Diagnostics Guide
- Troubleshooting Toolkit
  This document describes how to use and configure diagnostic tools for the Nokia Service Router Linux (SR Linux).

lldp

remoteLldpMedPeerAdded

Table 1. remoteLldpMedPeerAdded properties
Property name	Value
Application name	lldp
Event name	remoteLldpMedPeerAdded
Default severity	informational
Message format string	LLDP MED remote peer added on interface interface_name: System remote_system_name with chassis ID remote_chassis_id, port remote_port_id with MAC remote_port_mac device class remote_med_device_class
Cause	A new LLDPDU with LLDP-MED Capability TLV has been received on the interface, resulting in the creation of an LLDP MED peer.
Effect	A new LLDP MED peer has been added to LLDP.

remoteLldpMedPeerRemoved

Table 2. remoteLldpMedPeerRemoved properties
Property name	Value
Application name	lldp
Event name	remoteLldpMedPeerRemoved
Default severity	informational
Message format string	LLDP MED remote peer removed on interface interface_name: System remote_system_name with chassis ID remote_chassis_id, port remote_port_id with MAC remote_port_mac device class remote_med_device_class
Cause	The TTL for the LLDP MED remote peer has expired without a new LLDP PDU being received.
Effect	The LLDP MED peer has been removed from LLDP.

remotePeerAdded

Table 3. remotePeerAdded properties
Property name	Value
Application name	lldp
Event name	remotePeerAdded
Default severity	informational
Message format string	LLDP remote peer added on interface interface_name: System remote_system_name with chassis ID remote_chassis_id, port remote_port_id with MAC remote_port_mac
Cause	A new LLDP PDU has been received on the interface, resulting in the creation of an LLDP peer.
Effect	A new peer has been added to LLDP.

remotePeerRemoved

Table 4. remotePeerRemoved properties
Property name	Value
Application name	lldp
Event name	remotePeerRemoved
Default severity	informational
Message format string	LLDP remote peer removed on interface interface_name: System remote_system_name with chassis ID remote_chassis_id, port remote_port_id with MAC remote_port_mac
Cause	The TTL for the remote peer has expired without a new LLDP PDU being received.
Effect	The peer has been removed from LLDP.

remotePeerUpdated

Table 5. remotePeerUpdated properties
Property name	Value
Application name	lldp
Event name	remotePeerUpdated
Default severity	informational
Message format string	LLDP remote peer updated on interface interface_name: System remote_system_name with chassis ID remote_chassis_id, port remote_port_id with MAC remote_port_mac
Cause	The LLDP peer has sent new information in a LLDP PDU, without the TTL for the peer expiring.
Effect	The peer has been updated in LLDP.

November 6, 2025