Linux
OpenVPN不斷崩潰
Oct 20 21:00:44 sb1 openvpn[2082]: <MY_IP>:28523 [vpntest] Peer Connection Initiated with [AF_INET]<MY_IP>:28523 Oct 20 21:00:44 sb1 openvpn[2082]: vpntest/<MY_IP>:28523 MULTI_sva: pool returned IPv4=10.8.0.6, IPv6=(Not enabled) Oct 20 21:00:44 sb1 openvpn[2082]: <MY_IP>:28522 WARNING: 'link-mtu' is used inconsistently, local='link-mtu 1576', remote='link-mtu 1376' Oct 20 21:00:44 sb1 openvpn[2082]: <MY_IP>:28522 WARNING: 'tun-mtu' is used inconsistently, local='tun-mtu 1532', remote='tun-mtu 1332' Oct 20 21:00:45 sb1 openvpn[2082]: <MY_IP>:28522 [vpntest2] Peer Connection Initiated with [AF_INET]<MY_IP>:28522 Oct 20 21:00:45 sb1 openvpn[2082]: vpntest2/<MY_IP>:28522 MULTI_sva: pool returned IPv4=10.8.0.10, IPv6=(Not enabled) Oct 20 21:00:46 sb1 openvpn[2082]: vpntest/<MY_IP>:28523 send_push_reply(): safe_cap=940
客戶檔案:
client dev tun proto tcp remote <IP> 443 resolv-retry infinite nobind tun-mtu 1500 tun-mtu-extra 32 mssfix 1410 persist-key persist-tun auth-user-pass comp-lzo
伺服器:
port 443 #- port proto tcp #- protocol dev tun tun-mtu 1500 tun-mtu-extra 32 reneg-sec 0 #mtu-disc yes mssfix 1410 ca /etc/openvpn/easy-rsa/2.0/keys/ca.crt cert /etc/openvpn/easy-rsa/2.0/keys/server.crt key /etc/openvpn/easy-rsa/2.0/keys/server.key dh /etc/openvpn/easy-rsa/2.0/keys/dh1024.pem plugin /etc/openvpn/openvpn-auth-pam.so /etc/pam.d/login #plugin /usr/share/openvpn/plugin/lib/openvpn-auth-pam.so /etc/pam.d/login #- Comment this line if you are using FreeRADIUS #plugin /etc/openvpn/radiusplugin.so /etc/openvpn/radiusplugin.cnf #- Uncomment this line if you are using FreeRADIUS client-to-client client-cert-not-required username-as-common-name server 10.8.0.0 255.255.255.0 push "redirect-gateway def1" push "dhcp-option DNS 8.8.8.8" push "dhcp-option DNS 8.8.4.4" keepalive 3 30 comp-lzo persist-key persist-tun
是什麼導致 VPN 不斷斷開連接然後重新連接?
所有的 MTU 設置都是 1500。MTU 問題來自哪裡?
您在伺服器上有任何 https(例如 apache)嗎?因為如果可以啟動,這可能會導致連接斷開…嘗試另一個埠,並在伺服器和客戶端上禁用comp-lzo,因為有點錯誤。