PostgreSQL v3 Frontend/Backend Protocol (pgsql)

PostgreSQL versions 7.4 and above use this protocol for communications between the frontend (clients) and the backend (servers).


Protocol dependencies

  • PostgreSQL uses TCP port 5432 by default.

Example traffic


Example capture files

Display Filter

Capture Filter

External links


This page was made in haste, and is thus incomplete. I intend to fill it in later. – AMS, 20041220

Imported from on 2020-08-11 23:18:15 UTC