From Bugzilla Helper: User-Agent: Mozilla/4.77 [en] (X11; U; Linux 2.2.14-5.0 i586; Nav) Description of problem: When a ppp client connects to a ppp server running under Redhat 7.1, the modems negotiate the carrier signals, and then the server hangs up. Version-Release number of selected component (if applicable): How reproducible: Always Steps to Reproduce: 1.Have one machine try to connect to a Redhat 7.1 ppp server via a modem and login with the userid ppp. 2. 3. Actual Results: The ppp server hung up on the ppp client. Expected Results: The ppp server should have completed the login process and allowed a ppp connectioin to be established. Additional info: I got the following output from syslog. pppd[1891]: using the noauth option requires root privilege login(pam_unix)[1879]: session closed for user ppp mgetty[7881]: TIOCMBIS failed: Input/output error mgetty[7881]: cannot turn off soft carrier: Input/output error mgetty[7881]: tcgetattr failed: Input/output error mgetty[7881]: cannot get TIO: Input/output error mgetty[7881]: init chat failed, exiting...: Invalid argument mgetty[7881]: failed in mg_init_data, dev=ttyS5, pid=7881 mgetty[7882]: failed dev=ttyS5, pid=7882, got signal 15, exiting I was able to work around this problem by taking the 'noauth' command line option out of the 2 /usr/sbin/pppd commmands starting at line 74 of /usr/lib/linuxconf/lib/ppplogin.
Please verify this with a newer version of Red Hat Enterprise Linux or Fedora Core and reopen it against the new version if it still occurs. Closing as "not a bug" for now.