nfsen-ng

Fatal error: Invalid nfcapd directory structure detected: Source directory does not exist: /data/nfsen-ng/live/gw1 For more information, see INSTALL.md

LIVE last update: HISTORICAL points

User Preferences

These settings are saved to preferences.json and applied on top of your deployment configuration. They take effect immediately across all open tabs.

Default view

Log level

Graph defaults

Display

Datatype

Protocols

Hold Ctrl/⌘ to select multiple.

Flow & statistics defaults

Flow limit

Statistics order by

Date & time display

Timezone

Choose which timezone to use when displaying dates in charts and timestamps.

Browser timezone (your local time)

Capture timezone ()

Filter presets

nfdump filter presets (one per line — available as quick-select in the Flows and Statistics tabs)

Alert Rules

0 rules

No alert rules configured. Use the form below to create one.

New Alert Rule

Rule name *

Profile

Enabled

Condition

Metric

Operator

Threshold type

Value

Tip: use < 1 to fire even on empty data.

Cooldown (5-min slots)

Slots to suppress re-triggering after a fire.

Traffic filter (optional)

nfdump filter expression

When set, the alert evaluates only flows matching this expression (runs nfdump on the latest slot). Leave blank to use pre-aggregated RRD/VictoriaMetrics totals.

Notifications

Email address disabled

Set NFSEN_ALERT_EMAIL_FROM env var to enable email.

Webhook URL

HTTP POST with JSON payload (includes title/message/body for direct Gotify or Apprise API compatibility). Must start with http:// or https://.

Sources	`gw1`
Ports	`80, 443, 22, 53`
Datasource	`RRD`
Import years	`3`
nfdump binary	`/usr/local/nfdump/bin/nfdump`
Profiles data path	`/data/nfsen-ng`
Preferences file	`/var/www/html/nfsen-ng/backend/settings/preferences.json`

Network Flows

Output