Registered · Linux/Unix

2083 cPanel (TLS) / radsec

TCP Yes
UDP Unofficial
SCTP —
DCCP —

What it is

cPanel over TLS; also Secure RADIUS (RadSec).

When / why

Secure cPanel access and encrypted RADIUS transport.

Protocol status detail

TransportStatusMeaning
TCP Yes Assigned by IANA and standardized, specified, or widely used on this port.
UDP Unofficial Not assigned by IANA, but standardized, specified, or widely used on this port.
SCTP — Not applicable for this transport.
DCCP — Not applicable for this transport.
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Port range

Registered (1024–49151). Assigned by IANA on request; usable without elevated privileges on most systems.

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