тоже ковырял недавно, посмотри здеся
http://sysoev.ru/pppd/dial_in_auth.html#address
http://www.opennet.ru/openforum/vsluhfo ... 61138.html
Вот что у меня примерно получилось ...
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# pkg_info | grep mgetty
mgetty-1.1.35_1 Handle external logins, send and receive faxes
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# ll /etc/ppp/
total 16
-r-------- 1 root wheel 145 Oct 19 16:57 options
-r-------- 1 root wheel 18 Nov 21 18:27 options.cuaa4
-r-------- 1 root wheel 18 Nov 21 18:28 options.cuaa5
-r-------- 1 root wheel 19 Nov 21 18:28 options.cuaa6
-r-------- 1 root wheel 20 Nov 21 18:28 options.cuaa7
-r-------- 1 root wheel 953 Dec 19 13:09 pap-secrets
-r-------- 1 root wheel 18 Oct 24 13:37 ppp.shells
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# cat /etc/ttys | grep cuaa
cuaa4 "/usr/local/sbin/mgetty" unknown on insecure
cuaa5 "/usr/local/sbin/mgetty" unknown on insecure
cuaa6 "/usr/local/sbin/mgetty" unknown on insecure
cuaa7 "/usr/local/sbin/mgetty" unknown on insecure
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(юзеры системные)
#cat /etc/passwd
...
username1:*:11111:11111::/nonexistent:/usr/sbin/nologin
username2:*:11112:11112::/nonexistent:/usr/sbin/nologin
username3:*:11113:11113::/nonexistent:/usr/sbin/nologin
...
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# cat /etc/ppp/pap-secret
username1 * "" *
username2 * "" *
username3 * "" *
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# cat /etc/ppp/ppp.shells
/usr/sbin/nologin
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# cat /etc/ppp/options
57600
modem
auth
crtscts
debug
idle 120
require-pap
refuse-chap
defaultroute
proxyarp
lock
login
passive
ms-dns 10.0.0.1
name dialin
10.0.0.2:
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# cat /etc/ppp/options.cuaa7
10.0.0.13:10.0.0.14
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# cat /etc/passwd | grep ppp
a_ppp:*:11110:11110:User &:/dev/null:/usr/sbin/nologin
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# cat /usr/local/etc/mgetty+sendfax/login.config
/AutoPPP/ - a_ppp /usr/sbin/pppd auth refuse-chap require-pap login debug
* - - /usr/bin/login @
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# cat /usr/local/etc/mgetty+sendfax/mgetty.config
debug 4
fax-id 00 00 000000
speed 57600
direct NO
blocking NO
port-owner uucp
port-group uucp
port-mode 0660
toggle-dtr YES
toggle-dtr-waittime 500
data-only YES
modem-type auto
init-chat "" ATS0=0Q0&D3&C1 OK
modem-check-time 360
rings 2
answer-chat "" ATA CONNECT \c \r
answer-chat-timeout 80
autobauding NO
ringback NO
ringback-time 30
ignore-carrier false
issue-file /etc/issue
prompt-waittime 500
login-prompt @!login:
login-time 240
diskspace 1024
notify faxadmin
fax-owner uucp
fax-group modem
fax-mode 0660
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