Root-cause Analysis

Root-cause problems for VeloCloud classes table lists the root-cause problem diagnosed and the impacted classes.

Table 1. Root-cause problems for VeloCloud classes

Class	Root cause	Event (symptoms) of root cause	Impacted Class	Events
VEdge	Down	VEdge ::VNFDown NetworkConnection::DownOrFlapping	VEdge	SpokeImpaired
			VEdge	VNFDown
			AppType	Impaired
			Tenant	Impaired
			NetworkConnection	DownOrFlapping
VGateway	Down	VGateway::VNFDown NetworkConnection::DownOrFlapping	VGateway	VNFDown
			NetworkConnection	DownOrFlapping
			Tenant	Impaired
			NonVCSiteRouter	ConnectivityLost/ReducedConnectivity
Interface	Down	Interface::DownOrFlapping NetworkConnection::DownOrFlapping	Tenant	Impaired
			NetworkConnection	DownOrFlapping
Router	Unresponsive	Router::Unreponsive NetworkConnection::DownOrFlapping	Tenant	Impaired
			NetworkConnection	DownOrFlapping

Note: The Interface Down and Router Unreponsive root causes scenarios are for the MPLS PE router interface and the PE Router that an Edge connects. Additional configuration mentioned in section Creating VEdge to VEdge Tunnel and related MPLS core network needs to be done for this RCA scenarios to work.