Top 10 AdRem NetCrunch Tips, Plugins, and Custom Dashboards

Top 10 AdRem NetCrunch Tips, Plugins, and Custom Dashboards

AdRem NetCrunch is a powerful, all-in-one network monitoring platform that can scale from small networks to large distributed environments. Below are ten practical tips, recommended plugins, and custom dashboard ideas to help you get the most from NetCrunch — improve visibility, reduce alert noise, and speed troubleshooting.

1. Start with a focused discovery and baseline

• Tip: Use NetCrunch’s Discovery to scan subnet ranges in stages (core → distribution → edge) to avoid overload and missed devices.
• Plugin: SNMP Discovery module (built-in) — customize community strings and SNMP versions per subnet.
• Dashboard: “Network Topology Baseline” — show discovered device counts by type, SNMP status, and first-seen timestamps.

2. Tune polling intervals by device role

• Tip: Set conservative polling (e.g., 5–15 min) for most devices and aggressive polling (30–60s) for critical systems (core routers, firewalls).
• Plugin: Poller settings (core NetCrunch feature) — use templates to assign intervals by group.
• Dashboard: “Critical Systems Health” — real-time gauges for latency, CPU, memory, and interface utilization.

3. Use correlation rules to reduce alert noise

• Tip: Implement incident correlation to group related alerts (interface down + downstream devices flapping).
• Plugin: Correlation Engine — define rules that suppress redundant alerts and escalate meaningful incidents.
• Dashboard: “Active Incidents” — clustered incident cards with root-cause hints and correlated event lists.

4. Leverage Flow monitoring for traffic insights

• Tip: Enable NetFlow/sFlow/IPFIX collection on key switches to identify top talkers and unusual traffic.
• Plugin: Flow Collector — store recent flows and create thresholds for abnormal spikes.
• Dashboard: “Top Talkers & Traffic Trends” — historical charts and current top-10 endpoints by bandwidth.

5. Create custom device templates

• Tip: Build and reuse templates for device families (Cisco IOS, Windows Server, VMware) to standardize monitors and thresholds.
• Plugin: Device Template Manager — clone, edit, and version templates.
• Dashboard: “Template Coverage” — percent of devices using templates and template compliance issues.

6. Customize dashboards for teams

• Tip: Make role-based dashboards (NOC, security, application owners) with widgets tailored to each team’s KPIs.
• Plugin: User Dashboard Builder — drag-and-drop widgets and set widget-level permissions.
• Dashboard examples: “NOC Overview” (alerts, SLA), “Security Snapshot” (blocked IPs, IDS alerts), “App Owner View” (app server health).

7. Integrate with ticketing and collaboration tools

• Tip: Connect NetCrunch to ITSM tools (ServiceNow, Jira) and chatops (Slack, Teams) for automated incident workflows.
• Plugin: ITSM/Integration Connectors — map incident fields and automate ticket creation/closure.
• Dashboard: “Ticket Pipeline” — show open tickets created by NetCrunch and their status.

8. Use custom scripts and SNMP OIDs for specialized metrics

• Tip: When a device lacks built-in monitors, add scripted checks (PowerShell, Bash) or custom SNMP OID monitors for vendor-specific metrics.
• Plugin: Script Monitor — schedule scripts and capture output as metrics/alerts.
• Dashboard: “Custom Metrics” — aggregator widgets for script-derived KPIs (UPS battery %, SAN pool usage).

9. Apply SLA and reporting best practices

• Tip: Define SLAs per service and generate automated weekly/monthly reports for stakeholders. Keep report templates concise with key trends.
• Plugin: Report Scheduler — export PDF/CSV and email to subscribers.
• Dashboard: “SLA & Trends” — SLA attainment gauges and trend lines for availability and MTTR.

10. Optimize performance and storage retention

• Tip: Archive older performance data, use data rollups, and set retention policies per metric importance to conserve storage and improve UI responsiveness.
• Plugin: Data Management — configure rollup intervals and retention tiers.
• Dashboard: “Storage & Data Health” — DB size, retention settings, and oldest available resolution per metric.

Quick plugin checklist

• Flow Collector (NetFlow/sFlow/IPFIX)
• Correlation Engine
• Device Template Manager
• Script Monitor (PowerShell/Bash)
• ITSM / Ticketing Connectors
• Report Scheduler
• Data Management / Archiver
• User Dashboard Builder

Example custom dashboard widget ideas

• Single-value KPI: Current network-wide packet loss %
• Top lists: Top 10 high-CPU devices, top bandwidth consumers
• Timeline: Incidents per hour for last 24 hours
• Map: