service pptpd start

tail -f /var/log/message

pptpd[6974]: Long config file line ignored.

/* ignore long lines */
if (buffer[(len = strlen(buffer)) - 1] != '\n') {
syslog(LOG_ERR, "Long config file line ignored.");
do
fgets(buffer, MAX_CONFIG_STRING_SIZE - 1, in);
while (buffer[strlen(buffer) - 1] != '\n');
continue;
}