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TCP 1813

ProtocolTCP
Port1813
LabelsRADIUS accounting protocol radius-acct

Synopsis

  • Port 1813/tcp is the IANA-registered service “radius-acct,” used for RADIUS Accounting over TCP (RFC 6613).
  • FreeRADIUS can be configured to listen on 1813/tcp for accounting in production deployments (e.g., on Linux or pfSense with the FreeRADIUS package).
  • Radiator RADIUS Server supports RADIUS over TCP and can run accounting on 1813/tcp.
  • Juniper’s Steel-Belted RADIUS (SBR) has supported RADIUS over TCP, including accounting on 1813/tcp, in carrier and enterprise deployments.
  • Cisco Prime Access Registrar (Cisco AR) also implements RADIUS accounting and can be configured to use TCP on port 1813.

Observed activity

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