selftests: net: add tests for PPPoL2TP

Add ping, iperf3, and recursion tests for PPPoL2TP.

Assisted-by: Gemini:gemini-3-flash
Signed-off-by: Qingfang Deng <qingfang.deng@linux.dev>
Link: https://patch.msgid.link/20260514015743.37869-1-qingfang.deng@linux.dev
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Qingfang Deng 2026-05-14 09:57:32 +08:00 • committed by Paolo Abeni
commit 7af2a94f4d
3 changed files with 98 additions and 0 deletions