diff --git a/session0/cfg.txt b/session0/cfg.txt
deleted file mode 100644
index 1c1f2c7..0000000
--- a/session0/cfg.txt
+++ /dev/null
@@ -1,80 +0,0 @@
-client
-remote us-cf-ovudp-01.jumptoserver.com 4443
-proto udp
-comp-lzo
-persist-key
-persist-tun
-dev tun0
-auth SHA256
-auth-user-pass /home/mantao/Desktop/t/fast.txt
-tls-client
-mssfix 1450
-resolv-retry infinite
-remote-random
-nobind
-ping 15
-ping-restart 0
-ping-timer-rem
-reneg-sec 0
-tun-mtu 1500
-tun-mtu-extra 32
-
------BEGIN CERTIFICATE-----
-MIIFQjCCAyqgAwIBAgIIUfxepT+rr8owDQYJKoZIhvcNAQEMBQAwPzELMAkGA1UE
-BhMCS1kxEzARBgNVBAoTCkZhc3Rlc3RWUE4xGzAZBgNVBAMTEkZhc3Rlc3RWUE4g
-Um9vdCBDQTAeFw0xNzA5MTYwMDAxNDZaFw0yNzA5MTQwMDAxNDZaMD8xCzAJBgNV
-BAYTAktZMRMwEQYDVQQKEwpGYXN0ZXN0VlBOMRswGQYDVQQDExJGYXN0ZXN0VlBO
-IFJvb3QgQ0EwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC1Xj+WfPTo
-zFynFqc+c3CVrggIllaXEl5bY5VgFynXkqCTM6lSrfC4pNjGXUbqWe6RnGJbM4/6
-kUn+lQDjFSQV1rzP2eDS8+r5+X2WXh4AoeNRUWhvSG+HiHD/B2EFK+Nd5BRSdUjp
-KWAtsCmT2bBt7nT0jN1OdeNrLJeyF8siAqv/oQzKznF9aIe/N01b2M8ZOFTzoXi2
-fZAckgGWui8NB/lzkVIJqSkAPRL8qiJLuRCPVOX1PFD8vV//R8/QumtfbcYBMo6v
-Ck2HmWdrh5OQHPxb3KJtbtG+Z1j8x6HGEAe17djYepBiRMyCEQvYgfD6tvFylc4I
-quhqE9yaP60PJod5TxpWnRQ6HIGSeBm+S+rYSMalTZ8+pUqOOA+IQCYpfpx6EKIJ
-L/VsW2C7cXdvudxDhXPI5lR/QidCb9Ohq3WkfxXaYwzrngdg2avmNqId9R4KESuM
-9GoHW0dszfyBCh5wYfeaffMElfDam3B92NUwyhZwtIiv623WVXY9PPz+EDjSJsIA
-u2Vi1vdJyA4nD4k9Lwmx/1zTc/UaYVLsiBqL2WdfvFTeoWoV+dNxQXSEPhB8gwi8
-x4O4lZW0cwVy/6fa8KMY8gZbcbSTr7U5bRERfW8l+jY+mYKQ/M/ccgpxaHiw1/+4
-LWfbJQ7VhJJrTyN0C36FQzY1URkSXg+53wIDAQABo0IwQDAPBgNVHRMBAf8EBTAD
-AQH/MA4GA1UdDwEB/wQEAwIBBjAdBgNVHQ4EFgQUmVEL4x6xdCqiqu2OBLs27EA8
-xGYwDQYJKoZIhvcNAQEMBQADggIBABCpITvO1+R4T9v2+onHiFxU5JjtCZ0zkXqR
-CMp/Z0UIYbeo1p07pZCPAUjBfGPCkAaR++OiG9sysALdJf8Y6HQKcyuAcWUqQnaI
-hoZ2JcAP7EKq7uCqsMhcYZD/j3O/3RPtSW5UOx6ItDU+Ua0t9Edho9whNw0VQXmo
-1JjYoP3FzPjuKoDWTSO1q5eYlZfwcTcs55O2shNkFafPg/6cCm5j6v9nyHrM3sk4
-LjkrBPUXVx2m/aoz219t8O9Ha9/CdMKXsPO/8gTUzpgnzSgPnGnBmi5xr1nspVN8
-X4E2f3D+DKqBim3YgslD68NcuFQvJ0/BxZzWVbrr+QXoyzaiCgXuogpIDc2bB6oR
-XqFnHNz36d4QJmJdWdSaijiS/peQ6EOPgOZ1GuObLWlDCBZLNeQ+N6QaiJxVO4XU
-j/s22i1IRtwdz84TRHrbWiIpEymsqmb/Ep5r4xV5d6+791axclfOTH7tQrY/SbPt
-TJI4OEgNekI8YfadQifpelF82MsFFEZuaQn0lj+fvLGtE/zKh3OdLTxRc5TAgBB+
-0T81+JQosygNr2aFFG0hxar1eyw/gLeG8H+7Ie50pyPvXO4OgB6Key8rSExpilQX
-lvAT1qX0qS3/K1i/9QkSE9ftIPT6vtwLV2sVQzfyanI4IZgWC6ryhvNLsRn0NFnQ
-clor0+aq
------END CERTIFICATE-----
-
-key-direction 1
-
------BEGIN OpenVPN Static key V1-----
-697fe793b32cb5091d30f2326d5d124a
-9412e93d0a44ef7361395d76528fcbfc
-82c3859dccea70a93cfa8fae409709bf
-f75f844cf5ff0c237f426d0c20969233
-db0e706edb6bdf195ec3dc11b3f76bc8
-07a77e74662d9a800c8cd1144ebb67b7
-f0d3f1281d1baf522bfe03b7c3f963b1
-364fc0769400e413b61ca7b43ab19fac
-9e0f77e41efd4bda7fd77b1de2d7d785
-5cbbe3e620cecceac72c21a825b243e6
-51f44d90e290e09c3ad650de8fca99c8
-58bc7caad584bc69b11e5c9fd9381c69
-c505ec487a65912c672d83ed0113b5a7
-4ddfbd3ab33b3683cec593557520a72c
-4d6cce46111f56f3396cc3ce7183edce
-553c68ea0796cf6c4375fad00aaa2a42
------END OpenVPN Static key V1-----
-
-tls-cipher TLS-DHE-RSA-WITH-AES-256-GCM-SHA384:TLS-DHE-RSA-WITH-AES-256-CBC-SHA256:TLS-DHE-RSA-WITH-CAMELLIA-256-CBC-SHA:TLS-DHE-RSA-WITH-AES-256-CBC-SHA:TLS-RSA-WITH-CAMELLIA-256-CBC-SHA:TLS-RSA-WITH-AES-256-CBC-SHA
-cipher AES-256-CBC
-ping-timer-rem
-dev-type tun
-management localhost 8001
-log-append ./session0/log.txt
\ No newline at end of file
diff --git a/session0/log.txt b/session0/log.txt
deleted file mode 100644
index fcae278..0000000
--- a/session0/log.txt
+++ /dev/null
@@ -1,34 +0,0 @@
-Fri Apr 3 17:44:07 2020 WARNING: Using --management on a TCP port WITHOUT passwords is STRONGLY discouraged and considered insecure
-Fri Apr 3 17:44:07 2020 WARNING: file '/home/mantao/Desktop/t/fast.txt' is group or others accessible
-Fri Apr 3 17:44:07 2020 OpenVPN 2.4.8 [git:makepkg/3976acda9bf10b5e+] x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Jan 3 2020
-Fri Apr 3 17:44:07 2020 library versions: OpenSSL 1.1.1d 10 Sep 2019, LZO 2.10
-Fri Apr 3 17:44:07 2020 setsockopt(IPV6_V6ONLY=0)
-Fri Apr 3 17:44:07 2020 WARNING: --ping should normally be used with --ping-restart or --ping-exit
-Fri Apr 3 17:44:07 2020 WARNING: No server certificate verification method has been enabled. See http://openvpn.net/howto.html#mitm for more info.
-Fri Apr 3 17:44:07 2020 TCP/UDP: Preserving recently used remote address: [AF_INET]192.154.253.6:4443
-Fri Apr 3 17:44:07 2020 UDP link local: (not bound)
-Fri Apr 3 17:44:07 2020 UDP link remote: [AF_INET]192.154.253.6:4443
-Fri Apr 3 17:44:07 2020 WARNING: this configuration may cache passwords in memory -- use the auth-nocache option to prevent this
-Fri Apr 3 17:44:09 2020 WARNING: 'link-mtu' is used inconsistently, local='link-mtu 1602', remote='link-mtu 1570'
-Fri Apr 3 17:44:09 2020 WARNING: 'tun-mtu' is used inconsistently, local='tun-mtu 1532', remote='tun-mtu 1500'
-Fri Apr 3 17:44:09 2020 [*.fastestvpn.co] Peer Connection Initiated with [AF_INET]192.154.253.6:4443
-Fri Apr 3 17:44:11 2020 Options error: Unrecognized option or missing or extra parameter(s) in [PUSH-OPTIONS]:5: register-dns (2.4.8)
-Fri Apr 3 17:44:11 2020 ERROR: Cannot ioctl TUNSETIFF tun0: Operation not permitted (errno=1)
-Fri Apr 3 17:44:11 2020 Exiting due to fatal error
-Fri Apr 3 17:44:16 2020 WARNING: Using --management on a TCP port WITHOUT passwords is STRONGLY discouraged and considered insecure
-Fri Apr 3 17:44:16 2020 WARNING: file '/home/mantao/Desktop/t/fast.txt' is group or others accessible
-Fri Apr 3 17:44:16 2020 OpenVPN 2.4.8 [git:makepkg/3976acda9bf10b5e+] x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Jan 3 2020
-Fri Apr 3 17:44:16 2020 library versions: OpenSSL 1.1.1d 10 Sep 2019, LZO 2.10
-Fri Apr 3 17:44:17 2020 setsockopt(IPV6_V6ONLY=0)
-Fri Apr 3 17:44:17 2020 WARNING: --ping should normally be used with --ping-restart or --ping-exit
-Fri Apr 3 17:44:17 2020 WARNING: No server certificate verification method has been enabled. See http://openvpn.net/howto.html#mitm for more info.
-Fri Apr 3 17:44:17 2020 TCP/UDP: Preserving recently used remote address: [AF_INET]192.154.253.6:4443
-Fri Apr 3 17:44:17 2020 UDP link local: (not bound)
-Fri Apr 3 17:44:17 2020 UDP link remote: [AF_INET]192.154.253.6:4443
-Fri Apr 3 17:44:17 2020 WARNING: this configuration may cache passwords in memory -- use the auth-nocache option to prevent this
-Fri Apr 3 17:44:19 2020 WARNING: 'link-mtu' is used inconsistently, local='link-mtu 1602', remote='link-mtu 1570'
-Fri Apr 3 17:44:19 2020 WARNING: 'tun-mtu' is used inconsistently, local='tun-mtu 1532', remote='tun-mtu 1500'
-Fri Apr 3 17:44:19 2020 [*.fastestvpn.co] Peer Connection Initiated with [AF_INET]192.154.253.6:4443
-Fri Apr 3 17:44:21 2020 Options error: Unrecognized option or missing or extra parameter(s) in [PUSH-OPTIONS]:5: register-dns (2.4.8)
-Fri Apr 3 17:44:21 2020 ERROR: Cannot ioctl TUNSETIFF tun0: Operation not permitted (errno=1)
-Fri Apr 3 17:44:21 2020 Exiting due to fatal error