PPPD(8) System Manager's Manual PPPD(8) (NAME) pppd - (Point-to-Point Protocol Daemon) (SYNOPSIS) pppd [ options ] (DESCRIPTION) PPP (dial-up) DSL . pppd PPP PPP ( peer ) (IP) . pppd / . PPP IP . (FREQUENTLY USED OPTIONS) ttyname ttyname . ttyname (/) "/dev/" ttyname . pppd fork . . speed (baud rate) . Linux 4.4BSD NetBSD . ( SunOS) . asyncmap map (Async-Control-Character-Map ACCM) . ACCM ASCII PPP . ( 0x) (00000001) (80000000) . pppd (escape sequence) . asyncmap OR . asyncmap pppd . escape . auth . pppd noauth ( noauth ). call name /etc/ppp/peers/name . noauth pppd (root) . name / .. . . connect script PPP (dial-up) . pppd ( ) PPP . chat(8) . . crtscts pppd RTS CTS RS-232 . crtscts nocrtscts cdtrcts nocdtrcts . ( Macintosh) RTS . . ( CTS) . DTR . defaultroute IPCP (default route) (gateway) . PPP . . defaultroute-metric (metric) defaultroute . . . disconnect script script pppd . . disconnect . . escape xx,yy,... (escape) ( ). . escape asyncmap . 0x20 0x3f 0x5e . file name name ( ). pppd . init script script . chat(8) (auto answer) . . lock pppd UUCP . pppd . mru n MRU [ Maximum Receive Unit] n . pppd n . n . ( TCP/IP + ). IPv6 MRU . mtu n MTU [ Maximum Transmit Unit] n . MRU pppd n PPP . IPv6 MTU . passive "passive" LCP . pppd pppd ( ) (passive) LCP . (OPTIONS) : IP / . . IP ( 150.234.56.78) . () IP ( noipdefault ). . . IP / pppd IPCP ipcp-accept-local / ipcp-accept-remote . +ipv6 IPv6CP IPv6 . ipv6 , / . . ASCII IPv6 ( ::dead:beef) . ipv6cp-use-ipaddr IPv4 IPv4 ( ). ipv6cp-use-remotenumber remotenumber . EUI-48 MAC ipv6cp-use-persistent . . active-filter filter-expression (idle timer) (demand-dialling) . idle ( ) . filter-expression tcpdump(1) PPP ether arp . (single-quotes) . PPP ( CONFIG_PPP_FILTER) . inbound outbound . allow-ip address(es) IP . IP (secrets) ( AUTHENTICATION ). allow-number number . `*' . bsdcomp nr,nt BSD-Compress nr nt . nt nr . nr nt . nr nt . BSD- Compress nobsdcomp bsdcomp 0 . ca ca-file (EAP-TLS PEAP) ca-file X.509 ( CA) PEM EAP-TLS . cert key . PEAP ca capath . EAP-TLS eaptls-client eaptls-server CA . capath path (EAP-TLS PEAP) CA . PEAP ca capath . cdtrcts ( DTR/CTS) . crtscts nocrtscts cdtrcts nocdtrcts . ( Macintosh) RTS . . DTR . cert certfile (EAP-TLS) certfile X.509 ( PEM) EAP-TLS . ca key . chap-interval n pppd n (rechallenge). chap-max-challenge n CHAP n ( ). chap-restart n CHAP ( ) n ( ). chap-timeout n CHAP n ( ). chapms-strip-domain Windows 9x/ME (MS domain) . . child-timeout n n ( pty) . pppd SIGTERM . pppd . connect-delay n connect n PPP . PPP pppd LCP . ( ) . connect pty . crl filename (EAP-TLS PEAP) filename (Certificate Revocation List CRL) . TLS . crl-dir . crl-dir directory (EAP-TLS PEAP) directory CRL ($hash.r0) . TLS . crl . debug . pppd (log) . syslog (facility) daemon debug . /etc/syslog.conf ( syslog.conf(5) ). default-asyncmap asyncmap . default-mru MRU [Maximum Receive Unit] . pppd MRU . defaultroute6 IPv6CP IPv6 (Gateway) . PPP . (Privileged) . : . IPv6 IPv4 IPv6 ICMPv6 (Router Advertisement) . IPv6 IPv6 . defaultroute6-metric (Metric) defaultroute6 . 0 . . deflate nr,nt Deflate 2**nr 2**nt . nt nr . 9 15 nr nt . 0 nr nt . nodeflate deflate 0 Deflate . (: pppd Deflate BSD- Compress .) demand (On demand) . IP pppd 10.x.x.x . pppd IP . pppd . pppd ( IP) . demand persist . demand nopersist . idle holdoff demand . domain d d . ()gethostname porsche (FQDN) porsche.Quotron.COM domain Quotron.COM . pppd porsche.Quotron.COM secrets . . dryrun dryrun pppd . info pppd . dump dump pppd . dryrun pppd . enable-session (Session Accounting) PAM wtmp/wtmpx . PAM "account" "session" PAM PPP . PAM wtmp/wtmpx (1)last . login pppd . . endpoint (Endpoint Discriminator) (Multilink) . MAC ( ) IPv4 ( ) IP (Multicast) localhost . null type:value type local IP MAC magic phone . (value) IP IP - (Dotted-decimal) . MAC . . eap-interval n pppd EAP ( ) pppd EAP n . EAP SRP-SHA1 srp-interval . eap-max-rreq n EAP pppd ( ) EAP ( 20 ). eap-max-sreq n EAP pppd ( ) ( 10 ). eap-restart n (Retransmit timeout) EAP ( ) ( 3 ). eap-timeout n EAP ( ) ( 20 ). hide-password PAP pppd . . holdoff n . persist demand . (Holdoff) . idle n n pppd . ( IP) . : persist demand . active-filter . ipcp-accept-local pppd IP IP . ipcp-accept-remote pppd IP IP . ipcp-max-configure n configure-request IPCP n ( 10). ipcp-max-failure n configure-NAK IPCP configure-Reject n ( 10). ipcp-max-terminate n terminate-request IPCP n ( 3). ipcp-no-address IP-Address IPCP . ipcp-no-addresses IP-Addresses IPCP . pppd IP-Address IPCP . ipcp-no-address pppd IP-Addresses IPCP . ipcp-no-address ipcp-no-addresses IP . ipcp-restart n IPCP ( ) n ( 3). ipparam string ip-up ip-pre-up ip-down ipv6-up ipv6-down auth-up auth-down . string . ipv6cp-accept-local pppd IPv6 IPv6 . ipv6cp-accept-remote pppd IPv6 IPv6 . ipv6cp-noremote pppd (Link- local) IPv6 . . pppd IPv6 ( IPv6 ) pppd . IPv6 pppd IPv6 ppp . ppp IPv6 ICMPv6 Router Advertisement ICMPv6 Neighbor Advertisement . IPv6 ICMPv6 Router Advertisement . ipv6cp-nosendip IPv6 IPv6 . ipv6cp-max-configure n configure-request IPv6CP n ( 10). ipv6cp-max-failure n configure-NAK IPv6CP configure-Reject n ( 10). ipv6cp-max-terminate n terminate-request IPv6CP n ( 3). ipv6cp-restart n IPv6CP ( ) n ( 3). kdebug n (Debugging) PPP . 1 . ( .) 2.2.x : 1 2 4 . /etc/syslog.conf (1)syslog . key keyfile (EAP-TLS) keyfile ( PEM) EAP- TLS . ca cert . ktune pppd . proxyarp pppd IP ( /proc/sys/net/ipv4/ip_forward 1 ) demand IP ( /proc/sys/net/ipv4/ip_dynaddr 1 ). lcp-echo-adaptive lcp-echo-failure pppd LCP echo-request echo-request . lcp-echo-failure n n LCP echo-request LCP echo-reply pppd () . pppd . lcp-echo-interval . pppd ( ) . lcp-echo-interval n pppd n LCP echo-request . echo-reply echo-request . lcp-echo-failure . lcp-max-configure n configure-request LCP n ( 10). lcp-max-failure n configure-NAK LCP configure-Reject n ( 10). lcp-max-terminate n terminate-request LCP n ( 3). lcp-restart n LCP ( ) n ( 3). lcp-rtt-file filename (RTT) LCP echo-request . linkname name name . pppd ppp-name.pid /var/run ( /etc/ppp ) (PID) . pppd . . local . pppd CD ( Carrier Detect) DTR ( Data Terminal Ready) . modem . logfd n (File Descriptor) n . pppd ( syslog) logfile ( ) . pppd stdout ( 1) stdout . logfile filename filename ( syslog). pppd (Append mode) . login PAP wtmp . /etc/ppp/pap-secrets . enable-session . master_detach (Multilink) pppd (Master) pppd pppd . master_detach pppd nodetach . maxconnect n n ( n ) . maxfail n n . 0 . 10 . max-tls-version string (EAP-TLS PEAP) TLS . 1.2 . 1.0 1.1 1.2 1.3. modem . . pppd CD ( ) ( ) DTR ( ) . Ultrix crtscts. local . mp (multilink) PPP multilink . . mppe-stateful MPPE (stateful) . (stateless) . . mpshortseq ( ) ( ) . ( multilink ). mrru n (Maximum Reconstructed Receive Unit) n . MRRU (multilink bundle) MRU . ( multilink ). ms-dns pppd pppd DNS ( ) . DNS ( ) DNS . ( pppd dns-addr .) ms-wins pppd "Samba" pppd WINS ( ) . WINS ( ) WINS . multilink PPP . (peer) (bundle) . pppd pppd . MULTILINK . . name name name . ( ) . pppd secrets name . user name . ( pppd name .) netmask mask IPv4 PPP mask (dotted-quad) 0x . PPP -- . noaccomp / (Address/Control compression) ( ) . need-peer-eap (EAP-TLS) . noauth . . nobsdcomp BSD-Compress pppd BSD-Compress . noccp (CCP - Compression Control Protocol) . pppd CCP . nocrtscts ( RTS/CTS) . crtscts nocrtscts cdtrcts nocdtrcts . nocdtrcts nocrtscts . . nodefaultroute defaultroute . nodefaultroute6 defaultroute6 . nodeflate Deflate pppd Deflate . nodetach . pppd (fork) . noendpoint (endpoint discriminator) pppd ( MULTILINK ). (buggy) . noip IPCP IP . pppd IPCP . noipv6 IPv6CP IPv6 . pppd IPv6CP . noipdefault IP IP ( ) (hostname). IPCP IP ( ). noktune ktune pppd . nolock lock pppd UUCP . . nolog (file descriptor) . logfd logfile . nomagic (magic number) . pppd (loopback) . . nomp PPP . . nomppe (MPPE - Microsoft Point to Point Encryption) . . nomppe-40 MPPE . nomppe-128 MPPE . nomppe-stateful MPPE . . nompshortseq ( ) PPP . . nomultilink PPP . . nopcomp . nopersist . persist demand . nopredictor1 Predictor-1 . noproxyarp proxyarp . ARP pppd /etc/ppp/options . noremoteip pppd IP . . pppd IP pppd 10.x.x.x . IP pppd ppp . ppp (device routes) IP . nosendip IP IP . notty pppd . pppd (pseudo-tty) master/slave slave . pppd ('character shunt') master . pppd . (CPU overhead) ppp . . novj TCP/IP Van Jacobson . novjccomp (connection-ID) TCP/IP Van Jacobson . pppd TCP/IP Van Jacobson . papcrypt /etc/ppp/pap-secrets pppd /etc/ppp/pap-secrets . pap-max-authreq n PAP (authenticate-request) n ( ). pap-restart n PAP ( ) n ( ). pap-timeout n pppd PAP n ( ). pass-filter filter-expression . . ( routed) . filter-expression tcpdump(1) PPP ether arp . () . inbound outbound . PPP (CONFIG_PPP_FILTER). password password-string . ( ps(1)). persist . maxfail (persistent) . plugin filename filename (plugin) . . filename (/) pppd /usr/lib/pppd/version version pppd ( 2.4.2). predictor1 Predictor-1 Predictor-1 . Predictor-1 . privgroup group-name group-name . . group-name pppd (root) . group-name kmem disk . proxyarp ARP [ ] IP . . pty script script . pppd (pseudo-tty) master/slave slave . script master . . (: record pty (pipes) .) /bin/sh -c /bin/sh (shell expansion) . receive-all pppd asyncmap . pppd RFC1662 . . record filename pppd filename . (append mode) . (pseudo-tty) (CPU overhead) ppp . (timestamp) pppdump(8) . remotename name name . remotenumber number number . refuse-chap pppd CHAP . refuse-mschap pppd MS-CHAP . refuse-mschap-v2 pppd MS-CHAPv2 . refuse-eap pppd EAP . refuse-pap pppd PAP (peer) . require-chap CHAP [ ] . require-mppe MPPE ( ) . . . MPPE MS-CHAP MS-CHAPv2 . MPPE . require-mppe-40 MPPE . require-mppe-128 MPPE . require-mschap MS-CHAP [ ] . require-mschap-v2 MS-CHAPv2 [ ] . require-eap EAP [ ] . require-pap PAP [ ] . set name=value pppd . (privileged) name . unset SCRIPTS . show-password ( ) PAP pppd . silent pppd LCP LCP ( `passive` pppd). srp-interval n pppd EAP SRP-SHA1 ( ) pppd SRP n . eap-interval . srp-pn-secret string (pseudonym) . ( ) ( ) . . srp-use-pseudonym EAP SRP-SHA1 ~/.ppp_pseudonym . stop-bits n (stop bits) . 1 2 . 1 . sync (asynchronous) (synchronous) HDLC . pppd . Microgate SyncLink FreeBSD 2.2.8 . tls-verify-method string ( EAP-TLS PEAP) remotename (subject name) (common name) X509 . : none subject name suffix. name . tls-verify-key-usage ( EAP-TLS PEAP) (extended key usage) . unit num ppp ( ppp0 ppp1 ) . . ifname string ppp . pppd . vrf name ppp VRF ( ) name (bind) . pppd VRF name . VRF . unset name pppd . name . set SCRIPTS . updetach pppd ppp ( IP ) (detach). up_sdnotify pppd systemd Type=notify (up_sdnotify nodetach ). up_sdnotify pppd ppp ( IP ) systemd . pppd systemd . usehostname hostname ( ) ( name ). name . usepeerdns DNS . ( ) DNS1 DNS2 /etc/ppp/ip-up USEPEERDNS 1 . pppd /etc/ppp/resolv.conf nameserver () ( noresolvconf ). usepeerwins WINS . ( ) WINS1 WINS2 /etc/ppp/ip-up USEPEERWINS 1 . ( Huawei E220) (race condition) DNS . noresolvconf /etc/ppp/resolv.conf . user name name . vj-max-slots n TCP/IP (Van Jacobson) n 2 16 ( ) . welcome script script PPP connect ( ) . . xonxoff ( XON/XOFF) . PPPOE (PPPOE OPTIONS) PPP (PPPoE) plugin pppoe.so pppd nic-interface ttyname speed . PPPoE pppd : nic-interface interface . PPPoE eth0 nic-eth0 pppd . pppd nic- . pppoe-service name PPPoE . rp_pppoe_service . pppoe-ac name (access concentrator) PPPoE . rp_pppoe_ac . pppoe-sess sessid:macaddr PPPoE . rp_pppoe_sess . pppoe-verbose n . 2 (discovery packets) . rp_pppoe_verbose . pppoe-mac macaddr MAC . pppoe-host-uniq string Host-Uniq PPPoE . Host-Uniq PPPoE PID pppd . pppoe- . pppoe-padi-timeout n (timeout) ( 5). pppoe-padi-attempts n ( 3). (OPTIONS FILES) . pppd /etc/ppp/options ~/.ppprc /etc/ppp/options.ttyname ( ) . ( options.ttyname .) options.ttyname /dev/ / . (whitespace) . (") . (\) (escape) . (#) () . file call . (SECURITY) pppd PPP . IP ( ) . pppd (privileged) pppd root . pppd () IP secrets . pppd root noauth . pppd setuid-root ~/.ppprc file . /etc/ppp/options call . pppd root . pppd (UID) UID ( 0) . /etc/ppp/options call pppd root . /etc/ppp/peers ppp . pppd UID . secrets pppd . (symlinks) ".." . root . pppd . (AUTHENTICATION) . . "" "" . . ( ) . (hostname) . pppd : (PAP) (CHAP) (EAP). PAP (cleartext) . CHAP ( ). . EAP CHAP SRP-SHA1 . PPP . . . pppd . pppd . pppd (secrets) secrets (/etc/ppp/pap-secrets PAP /etc/ppp/chap-secrets CHAP MS-CHAP MS-CHAPv2 EAP MD5-Challenge /etc/ppp/srp-secrets EAP SRP-SHA1). secrets . secrets pppd pppd . secrets . . secrets : . IP . secrets . . `@` . "*" . pppd (wildcards) . IP . "-" IP . "*" . "!" . "/" n n . ("+") ppp . (host) . secrets . pppd ( ) . hostname domain . name usehostname . ( EAP SRP-SHA1 srp-entry(8) "secret" .) pppd . user . . pppd . CHAP EAP pppd . PAP pppd . remotename . IP ( ) . pppd (null string) . PAP secrets . crypt() . . papcrypt () . login . pap-secrets PPP IP . login /etc/ppp/pap-secrets "" . . IPCP ( ) . pppd ( LCP). IPCP IP IPCP . IP IPCP . IP . pppd PAP . pap-secrets . (ROUTING) IPCP pppd IP ppp . (host route) IP . / ARP ( ) . defaultroute / proxyarp . /etc/ppp/ip-up . (default route) ppp . defaultroute pppd IPCP . proxy ARP (LAN) . proxyarp pppd (subnet) ( broadcast ARP (up) -- loopback ). pppd ARP IP . demand IP IPCP . pppd ( ISP IP ) pppd IP . (demand dialling) IP . (MULTILINK) Multilink PPP PPP <<>> (bundle) PPP . multilink PPP . pppd (endpoint discriminator) ( ) . . IP MAC E-164. pppd endpoint . . bundle (bundle) . bundle . pppd TDB /var/run/pppd2.tdb . pppd ppp . pppd . ( terminate-request LCP) . pppd . pppd SIGTERM SIGINT pppd SIGHUP . pppd SIGHUP . : (demand mode) . (EXAMPLES) /etc/ppp/options auth ( /etc/ppp/options ppp). pppd ISP . : pppd call isp /etc/ppp/peers/isp : ttyS0 19200 crtscts connect '/usr/sbin/chat -v -f /etc/ppp/chat-isp' noauth chat ISP (logon) . /etc/ppp/chat-isp chat : ABORT "NO CARRIER" ABORT "NO DIALTONE" ABORT "ERROR" ABORT "NO ANSWER" ABORT "BUSY" ABORT "Username/Password Incorrect" "" "at" OK "at&d0&c1" OK "atdt2468135" "name:" "^Umyuserid" "word:" "\qmypassword" "ispts" "\q^Uppp" "~-^Uppp-~" chat chat(8) . pppd ppp (dial-in) . ppp pppd ( setuid-root) : pppd proxyarp PPP IP /etc/ppp/pap-secrets /etc/ppp/chap-secrets /etc/ppp/srp-secrets ( PPP ) . "joespc" "server" IP joespc.my.net /etc/ppp/pap-secrets /etc/ppp/chap-secrets : joespc server "joe's secret" joespc.my.net ( SRP-SHA1 srp-entry(8) .) "ppp" pppd /etc/ppp . pppd /etc/ppp/.ppprc . . XON (^Q) XOFF (^S) asyncmap a0000 . telnet ^] (asyncmap 200a0000). rlogin escape ff rlogin rlogin (transparent) [0xff, 0xff, 0x73, 0x73 ] . (DIAGNOSTICS) LOG_DAEMON syslog . ( pppd LOG_PPP .) syslog syslog(8) . syslog /etc/syslog.conf () syslog . . debug LCP PAP CHAP EAP IPCP. PPP . debug . SIGUSR1 pppd . (toggle) . (EXIT STATUS) pppd . : 0 pppd (detached) . 1 . 2 . 3 pppd setuid-root root . 4 PPP PPP . 5 pppd SIGINT SIGTERM SIGHUP . 6 . 7 . 8 (connect script) ( ). 9 pty . 10 PPP ( IP) . 11 ( ). 12 (idle) . 13 . 14 (Callback) . 15 echo . 16 . 17 PPP (serial loopback) . 18 init ( ). 19 . (SCRIPTS) pppd . . pppd ( net-init net-pre-up ip-pre-up). root ( 0) . . pppd /dev/null . pppd : DEVICE tty . IFNAME . VRF VRF ppp . ppp vrf VRF . IPLOCAL IP . IPCP . IPREMOTE IP . IPCP . LLLOCAL Link-Local IPv6 . IPV6CP . LLREMOTE Link-Local IPv6 . IPV6CP . PEERNAME . . REMOTENUMBER remotenumber pppd . xl2tpd AVP IP . pppoe-server MAC . SPEED (baud rate) tty. ORIG_UID (real user- id) pppd . PPPLOGNAME pppd . . ip-down auth-down pppd : CONNECT_TIME PPP . BYTES_SENT ( ) . BYTES_RCVD ( ) . LINKNAME linkname. CALL_FILE call. DNS1 DNS DNS ( usepeerdns ). DNS2 DNS DNS ( usepeerdns ). WINS1 WINS WINS . WINS2 WINS WINS . ACNAME pppoe (AC) AC AC . Pppd . . /etc/ppp/auth-up . : interface-name peer-name user-name tty-device speed ipparam ( noauth) . Override option: auth-up-script /alternative/path /etc/ppp/auth-down /etc/ppp/auth-up . /etc/ppp/auth-up . Override option: auth-down-script /alternative/path /etc/ppp/ip-pre-up ppp . ip-up ( ) . IP (down) . IP . Pppd . WARNING: (Linux) ip-pre-up up IP net-pre-up NCP IPv4 - ip-pre-up UP . Override option: ip-pre-up-script /alternative/path /etc/ppp/ip-up IP ( IPCP) . : interface-name tty-device speed local-IP-address remote-IP-address ipparam Override option: ip-up-script /alternative/path /etc/ppp/ip-down IP . /etc/ppp/ip-up /etc/ppp/ip-pre-up . ip-up . Override option: ip-down-script /alternative/path /etc/ppp/ipv6-up /etc/ppp/ip-up IPv6 . : interface-name tty-device speed local-link-local-address remote-link-local-address ipparam Override option: ipv6-up-script /alternative/path /etc/ppp/ipv6-down /etc/ppp/ip-down IPv6 . ipv6-up . Override option: ipv6-down-script /alternative/path /etc/ppp/net-init ppp . . / ppp ppp LCP . : interface-name tty-device speed ipparam Override option: net-init-script /alternative/path /etc/ppp/net-pre-up NCP (Linux) / (Solaris) (down) . ppp ( "ip li set dev $1 name ppp- foobar"). net-init . Override option: net-pre-up-script /alternative/path /etc/ppp/net-down ppp . net-init . Override option: net-down-script /alternative/path (OTHER FILES) /var/run/pppn.pid (BSD Linux) /etc/ppp/pppn.pid ( ) (Process- ID) pppd ppp n. /var/run/ppp-name.pid (BSD Linux) /etc/ppp/ppp-name.pid ( ) (Process-ID) pppd name ( linkname ). /var/run/pppd2.tdb pppd (bundles) (multilink) . pppd IP . /etc/ppp/pap-secrets IP PAP. root . Pppd . /etc/ppp/chap-secrets IP CHAP/MS-CHAP/MS-CHAPv2. /etc/ppp/pap-secrets root . Pppd . /etc/ppp/srp-secrets IP EAP. /etc/ppp/pap-secrets root . Pppd . ~/.ppp_pseudonym SRP-SHA1 . srp-use-pseudonym . /etc/ppp/options pppd . ~/.ppprc /etc/ppp/options.ttyname . /etc/ppp/options.ttyname ~/.ppprc . ttyname /dev/ ( ) . /etc/ppp/peers pppd root . . (SEE ALSO) chat(8), pppstats(8) RFC1144 Jacobson, V. Compressing TCP/IP headers for low-speed serial links. February 1990. RFC1321 Rivest, R. The MD5 Message-Digest Algorithm. April 1992. RFC1332 McGregor, G. PPP Internet Protocol Control Protocol (IPCP). May 1992. RFC1334 Lloyd, B.; Simpson, W.A. PPP authentication protocols. October 1992. RFC1661 Simpson, W.A. The Point-to-Point Protocol (PPP). July 1994. RFC1662 Simpson, W.A. PPP in HDLC-like Framing. July 1994. RFC1990 Sklower, K.; et al., The PPP Multilink Protocol (MP). August 1996. RFC2284 Blunk, L.; Vollbrecht, J., PPP Extensible Authentication Protocol (EAP). March 1998. RFC2472 Haskin, D. IP Version 6 over PPP December 1998. RFC2945 Wu, T., The SRP Authentication and Key Exchange System September 2000. draft-ietf-pppext-eap-srp-03.txt Carlson, J.; et al., EAP SRP-SHA1 Authentication Protocol. July 2001. (NOTES) pppd . SIGINT, SIGTERM pppd ( LCP) . (connector) (disconnector) pppd . SIGHUP pppd . persist demand pppd ( holdoff). pppd . holdoff pppd holdoff . pppd . SIGUSR1 debug . SIGUSR2 pppd . (decompression error) . ( .) (AUTHORS) Paul Mackerras (paulus@ozlabs.org) Drew Perkins Brad Clements Karl Fox Greg Christy Brad Parker. (COPYRIGHT) Pppd . pppd : Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved. Copyright (c) 1993-2004 Paul Mackerras. All rights reserved. Copyright (c) 1995 Pedro Roque Marques. All rights reserved. Copyright (c) 1995 Eric Rosenquist. All rights reserved. Copyright (c) 1999 Tommi Komulainen. All rights reserved. Copyright (C) Andrew Tridgell 1999 Copyright (c) 2000 by Sun Microsystems, Inc. All rights reserved. Copyright (c) 2001 by Sun Microsystems, Inc. All rights reserved. Copyright (c) 2002 Google, Inc. All rights reserved. : 1. : 1. . 2. / . 3. "Carnegie Mellon University" . : Office of Technology Transfer Carnegie Mellon University 5000 Forbes Avenue Pittsburgh, PA 15213-3890 (412) 268-4387, fax: (412) 268-7395 tech-transfer@andrew.cmu.edu 3b. () . 4. : "This product includes software developed by Computing Services at Carnegie Mellon University (http://www.cmu.edu/computing)." "This product includes software developed by Paul Mackerras ". "This product includes software developed by Pedro Roque Marques ". "This product includes software developed by Tommi Komulainen ". CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. PPPD(8)