Sentinet³ Core · Monitoring

Network Monitoring

From devices to interfaces: network availability, performance and anomalies.

Devices, ports and connectivity under control

The Core monitors firewalls, switches, routers, load balancers and other network devices, checking their reachability, state, flows, configurations, updates, throughput capacity and NAT, as well as port and VLAN state, interface utilisation, errors, response times and the operating conditions exposed by the monitoring protocols.

Reading bandwidth and latency metrics makes it possible to identify bottlenecks and connectivity degradation.

  • Routers
  • Switches
  • Firewalls
  • Load balancers
  • NAT
  • Ports and VLANs
  • Bandwidth
  • Latency
  • Errors
Map of the network devices and the infrastructure relationships identified in the network
Network devices and the relationships between them.
Interface Inspector

All the interfaces of a device, in a few steps

Interface Inspector identifies the interfaces of a device and brings them under monitoring. It simplifies the selection of the ports to check, with traffic, state and performance metrics for each interface, without having to define all the checks manually from the outset.

  1. Identification of the device’s interfaces.
  2. Selection of the ports to keep under control.
  3. Traffic, state and performance metrics for each interface.
Interface Inspector: network interfaces of a Windows host with state, traffic and inbound and outbound warning and critical thresholds
Interface Inspector: network interfaces of a Windows host with state and traffic thresholds.
Active and passive checks

Querying devices and listening to their notifications

Georeferenced map with the sites, the links and the state of each link service
Georeferenced map: sites, links and link services with the state of each connection.
CheckWhat it provides
SNMP pollingReading the state and metrics of devices.
SNMP traps and other eventsReceiving notifications originated by the devices.
TCP and UDP portsChecking ports and the services associated with them.
Interface analysisInbound and outbound traffic with charts, peaks, minimums, maximums and averages.
Network servicesChecks on DNS, DHCP, SMTP, NTP, RADIUS and Active Directory services.
Links between sitesAvailability and performance shown on the maps.
NetFlow

Who generates traffic, and with which protocols

Alongside active and passive checks via SNMP, WMI, SSH and Syslog, the Core acquires NetFlow data from the devices and displays traffic metrics in real time: top talkers, dominant protocols and anomalies.

  • Real-time traffic metrics
  • Top talkers and dominant protocols
  • Traffic anomalies highlighted

Need extended analysis of conversations? Searches and comparisons on NetFlow, sFlow and IPFIX flows, the communication graph and dedicated checks fall within the scope of Network Insight. Discover Network Insight

Bar chart of the top source talkers with number of events and traffic per host
Top source talkers: number of events and traffic per host.
Monitored technologies

Devices with a dedicated Pattern

For each one, the Pattern of preconfigured checks and the full list of parameters.

All monitored technologies
Scenario

Multi-site connectivity failure

Several services at one site become unavailable in the same interval. The topology view, interface checks and georeferenced maps help to distinguish the failure of a shared device from outages of individual systems. Escalation routes the event to the group responsible for connectivity.

All scenarios

Related topics

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