L2TP on ipsec (with xl2tpd, libreswan) centos7 설치 yum install epel-releaseyum install ppp xl2tpd libreswan 포트 500 udp4500 udp1701 udp vim /etc/ipsec.conf config setupprotostack=netkeylogfile=/var/log/pluto.logdumpdir=/var/run/pluto/virtual_private=%v4:10.0.0.0/8,%v4:192.168.0.0/16,%v4:172.16.0.0/12,%v4:25.0.0.0/8,%v4:100.64.0.0/10,%v6:fd00::/8,%v6:fe80::/10 include /etc/ipsec.d/*.conf conn L2TP-..
L2TP / IPSEC VPN Client 설정하기 (linux) 테스트 환경 클라우드 서버 (floating nat 환경) , 물리서버 (static real ip) CENTOS7 64bit 패키지 설치 yum install epel-release yum install libreswan xl2tpd kernel 디렉토리 생성 mkdir -p /var/run/xl2tpd ipsec.conf 파일 설정 vim /etc/ipsec.conf config setup virtual_private=%v4:10.0.0.0/8,%v4:192.168.0.0/16,%v4:172.16.0.0/12,%v4:25.0.0.0/8,%v4:100.64.0.0/10,%v6:fd00::/8,%v6:fe80::/10 dumpdir=/va..