Hello, i configure VPN server for L2TP and IPSEC
I receive 4 o 5 IPSec Warnings with: Incoming packet with unknown SPI and a info message with: ipsec no a found: proto=esp spi=4100391946 src=xx.xx.xx.xx dst=xx.xx.xx.xx
Some times it conects and some time not, i only have to retry 2 or 3 times an then it conects OK and works just fine.
I´using windows VPN client, i don´t know which other client can use.