Release v1.2.3 on 2022-06-28.

1. 3bf55c3 Add support for SGSN role via IFLA_GTP_ROLE by Harald Welte · 7 years ago
2. a7a4df3 gtl-link.c: Actually use libgtpnl, don't hand-coded netlink msg by Harald Welte · 7 years ago
3. 50826a5 tools: gtp-link: bind to GTP UDP sockets by Pablo Neira Ayuso · 8 years ago
4. 7b30c55 tools: silence compilation warnings by Pablo Neira Ayuso · 8 years ago
5. 18c9c76 tools: gtp-link: rename file now that we support deletion command by Pablo Neira Ayuso · 8 years ago[Renamed from tools/gtp-link-add.c]
6. 448bce4 tools: gtp-link: allow to delete links by Pablo Neira Ayuso · 8 years ago
7. b9f6ffe include: refresh linux header copies in the tree by Pablo Neira Ayuso · 8 years ago
8. af422a4 gtp-rtnl: real_ifname is not long needed, remove it by Andreas Schultz · 8 years ago
9. 51b00a6 Add copright headers and license files, list Pablo as author by Harald Welte · 10 years ago
10. 3a7dd0a libgtpnl: tools: fix compilation of gtp-link-add by Pablo Neira Ayuso · 10 years ago
11. 7aa2087 allow to specify the interface name for the GTP device by Pablo Neira Ayuso · 10 years ago
12. 1450666 add libgtpnl by Pablo Neira Ayuso · 10 years ago