SSH command probe that retrieves the network information from the ARP table If that fails, it will then try the iproute2 command (ip This runs a script file to try the net-toolsĬommand (arp -n) first.
Switch port mapping template mac#
Provides these probes for extracting IP and MAC address resolution information: Probe
If the neighbor's interface exists, Discovery NetworkDeviceLayer2ConnnectionStrategy This strategy creates a connection between a network device and its neighbors.ĭiscovery creates a Layer 2 connection if there is a single neighbor with a neighborĪddress, a neighbor interface, or both. Of exceptional MAC addresses is very low (less than 3 and less than 15% of all MACĪddress of the ESX server and its VMs), Discovery creates a Layer 2 connection. VMLayer2ConnectionStrategy This strategy creates a connection between a VM and a network device. To::Connected by relationship between the server port and the switch If the switch's port is identified, DiscoveryĬreates a Connects to::Connected by relationship between the If the port has multiple MAC addresses, Discovery does not create a connection This strategy can only create a Layer 2Ĭonnection if there is a single MAC address on the port in the switch's forwarding Layer 2 Discovery uses the following strategies to create relationships between devices inĪ network: PhysicalHostConnectionStrategy This strategy creates a connection between a discovered server, which is not a Information for the neighbor's interface for the original reporting device. Neighbor's interface cannot be resolved to a record until Discovery eventually finds the
Sometimes, the neighbors of this device might not yet be known to the instance. table, which contains the Layer 2 connections between switches. Information from the probes on a device, the SNMP - Layer 2 Protocol Caches identifiesĭevice neighbors via CDP and LLDP. Next to collect neighbor data from the device. For SNMP-enabled devices,įrom a routing probe during the exploration phase. Information contains network adapter information for that device. Interface table and the Switchport table. See Router and switch discovery for more information.ĭuring the discovery of a network device, Discovery creates records in the Router Router patterns, which are available by default in Discovery. Patterns, such as the Network Switch and Network The appropriate Address Resolution Protocol (ARP) probe for that operating system.
Routing probe to collect network adapter information in the Network Adapter If a switch has routing capabilities, Discovery triggers the SNMP. For every Vlan that Discovery finds, it triggers various Switch in a network, it triggers the SNMP - Switch - Vlan probe and the The followingĭiagram shows the probes that Discovery launches for network Discovery, including those used Gather information about network adapters and their Layer 2 connections.
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