PPTPD.CONF(5) pptpd PPTPD.CONF(5) " t (NAME) pptpd.conf - VPN PPTP (DESCRIPTION) pptpd(8) /etc/pptpd.conf . . IP pppd(8) . (OPTIONS) option option-file /etc/ppp/options pppd(8) PPTP . --option . stimeout seconds PPTP (fork) pptpctrl(8) . 10 . (DoS) . --stimeout . logwtmp wtmp(5) . wtmp(1) . debug syslog(3). pppd(8) . --debug . bcrelay internal-interface . --bcrelay . connections n . pptpd IP ( delegate ) remoteip . 100 . delegate IP pppd(8). ( ) pptpd IP pppd . pptpd pppd radius chap-secrets . localip ip-specification IP PPP . . . delegate localip . remoteip ip-specification IP PPTP. pptpd . IP syslog(3) . delegate remoteip . noipparam IP ipparam pppd(8) ip-up . noipparam . --noipparam . listen ip-address IP PPTP ( TCP 1723). --listen . vrf vrf-name (VRF) TCP GRE. --vrf . pidfile pid-file ( /var/run/pptpd.pid). --pidfile . speed speed ( ) PPP tty/pty. PPP pppd(8) . 115200 " " . --speed . (NOTES) ip-specification ( localip remoteip) IP ( 192.168.0.2,192.168.0.3) ( 192.168.0.1-254 192.168.0-255.2) ( 192.168.0.2,192.168.0.5-8). VPN : localip 192.168.0.1 remoteip 192.168.0.2-254 localip 192.168.1.2-254 remoteip 192.168.0.2-254 - PROXYARP (ROUTING CHECKLIST - PROXYARP) (LAN) . /etc/ppp/options.pptpd proxyarp . pptpd.conf localip remoteip . ( /proc/sys/net/ipv4/ip_forward). ARP . bcrelay(8) . - FORWARDING (ROUTING CHECKLIST - FORWARDING) . pptpd.conf localip remoteip . ( /proc/sys/net/ipv4/ip_forward). . . NETBIOS bcrelay(8) . - MASQUERADE (ROUTING CHECKLIST - MASQUERADE) ( 10.0.0.0/24). localip ( 10.0.0.1) remoteip ( 10.0.0.2-200) . ( /proc/sys/net/ipv4/ip_forward). (masquerading) eth0 ( iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE). (NAT) . . . NETBIOS bcrelay(8) . (FIREWALL RULES) pptpd(8) 1723 TCP GRE ( 47) . iptables(8) : iptables --append INPUT --protocol 47 --jump ACCEPT iptables --append INPUT --protocol tcp --match tcp --destination-port 1723 --jump ACCEPT (SEE ALSO) pppd(8), pptpd(8), pptpd.conf(5). 29 December 2005 PPTPD.CONF(5)