Centos error log

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While testing/learning, disable the OS firewall with “service iptables save”, until you have confirmed things work. Unintuitively, or at least I find it to be, you can disable the “iptables” firewall and PPTP will work (I would have expected it be required for the “POSTROUTING -o eth0 -j MASQUERADE” directive).

251 control connection started
Dec 18 06:48:54 pptpd[5973]: CTRL: Starting call (launching pppd, opening GRE)
Dec 18 06:48:54 pppd[6055]: Plugin /usr/lib/pptpd/pptpd-logwtmp. )
Dec 18 06:48:54 pptpd[5973]: GRE: read(fd=6,buffer=8059680,len=8196) from PTY failed: status = -1 error = Input/output error, usually caused by unexpected termination of pppd, check option syntax and pppd logs
Dec 18 06:48:54 pptpd[5973]: CTRL: PTY read or GRE write failed (pty,gre)=(6,7)
Dec 18 06:48:54 pptpd[5973]: CTRL: Client 180. Dec 18 06:48:47 kernel: PPP generic driver version 2. Dec 18 06:48:54 pppd[6055]: (None of the available passwords would let it use an IP address. 251 control connection finished. 2
Dec 18 06:48:54 pptpd[5973]: CTRL: Client 180. Dec 18 06:48:54 pppd[6055]: The remote system is required to authenticate itself
Dec 18 06:48:54 pppd[6055]: but I couldn’t find any suitable secret (password) for it to use to do so.

A UNIX-domain socket path can be specified after the unix: prefix:. A domain name or IP address can be specified with a port to override the default port, 514. Syslog messages can be sent to a server= which can be a domain name, an IP address, or a UNIX-domain socket path.

CentOS Server Log Files Location. Login; Register; Home; Wiki Knowledge Base.

centos error log

C:79]: Closing connection (call state)
Apr 16 15:13:18 violet pppd[10619]: Modem hangup
Apr 16 15:13:18 violet pppd[10619]: Connection terminated. C:329]: connect: Invalid argument
Apr 16 15:13:23 violet pptp[8552]: anon fatal[callmgr_main:pptp_callmgr. C:544]: read returned zero, peer has closed
Apr 16 15:13:18 violet pptp[10658]: anon log[callmgr_main:pptp_callmgr. 5 started by root, uid 0
Apr 16 15:13:17 violet NetworkManager[882]: SCPlugin-Ifupdown: devices added (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
Apr 16 15:13:17 violet NetworkManager[882]: SCPlugin-Ifupdown: device added (path: /sys/devices/virtual/net/ppp0, iface: ppp0): no ifupdown configuration found. C:251]: Sent control packet type is 1 ‘Start-Control-Connection-Request’
Apr 16 15:13:17 violet pptp[10658]: anon log[ctrlp_disp:pptp_ctrl. Apr 16 15:13:18 violet pptp[10658]: anon log[pptp_read_some:pptp_ctrl. C:258]: Closing connection (shutdown)
Apr 16 15:13:18 violet pptp[10658]: anon log[ctrlp_rep:pptp_ctrl. 22
Apr 16 15:13:23 violet pptp[8549]: anon fatal[open_callmgr:pptp. C:487]: Call manager exited with error 256. Apr 16 15:13:18 violet pptp[10658]: anon log[ctrlp_disp:pptp_ctrl. C:251]: Sent control packet type is 12 ‘Call-Clear-Request’
Apr 16 15:13:18 violet pptp[10658]: anon log[pptp_read_some:pptp_ctrl. C:773]: Client connection established. Apr 16 15:13:18 violet pptp[10658]: anon log[ctrlp_rep:pptp_ctrl. C:314]: The synchronous pptp option is NOT activated
Apr 16 15:13:17 violet pptp[10658]: anon log[ctrlp_rep:pptp_ctrl. Apr 16 15:13:23 violet pptp[8552]: anon warn[open_inetsock:pptp_callmgr. C:897]: Outgoing call established (call ID 0, peer’s call ID 128). C:739]: Received Start Control Connection Reply
Apr 16 15:13:17 violet pptp[10658]: anon log[ctrlp_disp:pptp_ctrl. Apr 16 15:13:17 violet pppd[10619]: Using interface ppp0
Apr 16 15:13:17 violet pppd[10619]: Connect: ppp0 /dev/pts/3
Apr 16 15:13:17 violet pptp[10621]: anon log[main:pptp. C:251]: Sent control packet type is 7 ‘Outgoing-Call-Request’
Apr 16 15:13:18 violet pptp[10658]: anon log[ctrlp_disp:pptp_ctrl. Apr 16 15:13:17 violet pppd[10619]: pppd 2. C:544]: read returned zero, peer has closed
Apr 16 15:13:18 violet pptp[10658]: anon log[call_callback:pptp_callmgr. Apr 16 15:13:18 violet avahi-daemon[881]: Withdrawing workstation service for ppp0. C:858]: Received Outgoing Call Reply. C:127]: Could not open control connection to 9. Apr 16 15:13:18 violet NetworkManager[882]: SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
Apr 16 15:13:18 violet pppd[10619]: Exit.

Dec 6 13:48:41 backup pptpd[651]: CTRL: Starting call (launching pppd, opening GRE)
Dec 6 13:48:41 backup pppd[653]: Plugin /usr/lib64/pptpd/pptpd-logwtmp. Dec 6 13:48:41 backup pptpd[651]: GRE: read(fd=6,buffer=611860,len=8196) from PTY failed: status = -1 error = Input/output error, usually caused by unexpected termina$
Dec 6 13:48:41 backup pptpd[651]: CTRL: PTY read or GRE write failed (pty,gre)=(6,7). Dec 6 13:48:41 backup pppd[653]: Couldn’t open the /dev/ppp device: No such device or address
Dec 6 13:48:41 backup pppd[653]: Please load the ppp_generic kernel module.

Подробное описание настройки прокси сервера на базе CentOS 7 со связкой squid+AD+sams2, реализован.

centos error log

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SeLinux can cause many issues and if your server is behind a properly configured firewall as well as the systems administrator only opens necessary ports that are configured properly your risks should be minimal. Follow the below directions to turn off selinux on a CentOS server.

Since this is quite urgent, I need to setup a VPN server so they can use it as a jump point to access websites in USA and Canada. At this moment, my designer encounter problem to access target. I will use my MySQL server to serve as VPN server as well. Com only allowed connections from USA and Canada at this moment due to their website crash issue last couple of weeks. Com, an online shopping website to see some of the stuff for their design work.

# iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE # iptables -I INPUT -i eth0 -p gre -j ACCEPT # iptables -I INPUT -i eth0 -p tcp –dport 1723 -j ACCEPT # iptables -I FORWARD -i ppp+ -o eth0 -j ACCEPT # iptables -I FORWARD -i eth0 -o ppp+ -j ACCEPT # service iptables save.

Neither CentOS-5 nor the CentOS Project are in any way affiliated with or sponsored by. Viewing and Configuring Log Files. And select the Error Log icon.

linux - Issues in XRDP installation on Cent OS 6.5

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