1 March 21, 2019 HW Initial version. 2 March 05, 2021 DW Update configuration chapters after rewrite, clarify new scope, pooling support Harald Welte hwelte@sysmocom.de HW sysmocom sysmocom - s.f.m.c. GmbH Managing Director Daniel Willmann dwillmann@sysmocom.de DW sysmocom sysmocom - s.f.m.c. GmbH 2013-2021 sysmocom - s.f.m.c. GmbH Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License". The Asciidoc source code of this manual can be found at https://git.osmocom.org/osmo-sgsn/doc/