Date: Thu, 18 Oct 2001 18:05:01 +0100 From: Brian Somers <brian@freebsd-services.com> To: Alexander Thorp <atecsc@yahoo.com> Cc: freebsd-net@FreeBSD.ORG, brian@freebsd-services.com Subject: Re: PPP problem Message-ID: <200110181705.f9IH51b79512@hak.lan.Awfulhak.org> In-Reply-To: Message from Alexander Thorp <atecsc@yahoo.com> of "Thu, 18 Oct 2001 17:53:48 BST." <3BCF091C.7AB601D8@yahoo.com>
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You could try enabling tcp/ip and physical logging to see if data is
being written as expected.
I'd be surprised if this was a ppp problem - it doesn't look at the
frame payload unless you're using NAT, filtering, or some of the more
nasty log levels. Perhaps you've got some rogue firewall rules ?
> I am unable to bring up PPP to my ISP. DNS works, but PING and all TCP-based
> protocols don't. I haven't tried any other UDP-based protocols. I have copied
> here ifconfig -a and netstat -rn output both before bringing the link up and
> while it is up. Lastly I have also copied the relevant lines from ppp.log.
>
> Does anybody have any idea what is going wrong and how I can fix it?
>
> Alex Thorp
>
> # cat /etc/ppp/ppp.conf
>
> default:
> set log local phase lcp ipcp debug
> set device /dev/cuaa1
> set speed 115200
> set dial "ABORT BUSY ABORT NO\\sCARRIER TIMEOUT 5 \"\" ATE1Q0 OK-AT-OK
> \\dATDT\\T TIMEOUT 40 CONNECT"
>
> freeserve:
> set phone "0123456789"
> set login
> set authname MYUSERNAME
> set authkey MYPASSWORD
> set timeout 180
> set ifaddr 10.0.0.1/0 10.0.0.2/0 255.255.255.0 0.0.0.0
> add default HISADDR
> enable dns
>
> # uname -a
> FreeBSD MYMACHINE.MYDOMAIN.CO.UK 4.4-RELEASE FreeBSD 4.4-RELEASE #0: Tue Sep 18
> 11:57:08 PDT 2001 murray@builder.FreeBSD.org:/usr/src/sys/compile/GENERIC
> i386
>
> # ifconfig -a
> ep0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> inet 192.168.1.1 netmask 0xffffff00 broadcast 192.168.1.255
> inet6 fe80::260:97ff:fe16:71bf%ep0 prefixlen 64 scopeid 0x1
> ether 00:60:97:16:71:bf
> media: Ethernet 10baseT/UTP
>
> lp0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> mtu 1500
> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
> inet6 ::1 prefixlen 128
> inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
> inet 127.0.0.1 netmask 0xff000000
> ppp0: flags=8010<POINTOPOINT,MULTICAST> mtu 1500
> sl0: flags=c010<POINTOPOINT,LINK2,MULTICAST> mtu 552
> faith0: flags=8000<MULTICAST> mtu 1500
>
> # netstat -rn
> Routing tables
>
> Internet:
> Destination Gateway Flags Refs Use Netif Expire
> 127.0.0.1 127.0.0.1 UH 0 0 lo0
> 192.168.1 link#1 UC 1 0 ep0
> 192.168.1.5 0:60:8c:b9:82:ac UHLW 2 679 ep0 830
>
> Internet6:
> Destination Gateway Flags Netif
> Expire
> ::1 ::1 UH lo0
> fe80::%ep0/64 link#1 UC ep0
> fe80::260:97ff:fe16:71bf%ep0 0:60:97:16:71:bf UHL lo0
> fe80::%lo0/64 fe80::1%lo0 Uc lo0
> fe80::1%lo0 link#3 UHL lo0
> ff01::/32 ::1 U lo0
> ff02::%ep0/32 link#1 UC ep0
> ff02::%lo0/32 ::1 UC lo0
>
> # ppp -background freeserve
> Working in background mode
> Using interface: tun0
> Debug: ReadSystem: Checking freeserve (/etc/ppp/ppp.conf).
> Debug: wrote -1: cmd = Add, dst = 0, gateway = 200000a
> PPP enabled
> Phase: Parent: PPP enabled
>
> # ping www.freebsd.org
> PING freefall.freebsd.org (216.136.204.21): 56 data bytes
> ^C
> --- freefall.freebsd.org ping statistics ---
> 16 packets transmitted, 0 packets received, 100% packet loss
>
> # netstat -rn
> Routing tables
>
> Internet:
> Destination Gateway Flags Refs Use Netif Expire
> default 195.92.66.8 UGSc 1 26 tun0
> 127.0.0.1 127.0.0.1 UH 0 0 lo0
> 192.168.1 link#1 UC 1 0 ep0
> 192.168.1.5 0:60:8c:b9:82:ac UHLW 2 1578 ep0 643
> 195.92.66.8 62.136.215.63 UH 2 0 tun0
>
> Internet6:
> Destination Gateway Flags Netif
> Expire
> ::1 ::1 UH lo0
> fe80::%ep0/64 link#1 UC ep0
> fe80::260:97ff:fe16:71bf%ep0 0:60:97:16:71:bf UHL lo0
> fe80::%lo0/64 fe80::1%lo0 Uc lo0
> fe80::1%lo0 link#3 UHL lo0
> fe80::%tun0/64 fe80::260:97ff:fe16:71bf%tun0 Uc tun0
> fe80::260:97ff:fe16:71bf%tun0 link#7 UHL lo0
> ff01::/32 ::1 U lo0
> ff02::%ep0/32 link#1 UC ep0
> ff02::%lo0/32 ::1 UC lo0
> ff02::%tun0/32 fe80::260:97ff:fe16:71bf%tun0 UC tun0
> # ifconfig -a
> ep0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> inet 192.168.1.1 netmask 0xffffff00 broadcast 192.168.1.255
> inet6 fe80::260:97ff:fe16:71bf%ep0 prefixlen 64 scopeid 0x1
> ether 00:60:97:16:71:bf
> media: Ethernet 10baseT/UTP
>
> lp0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> mtu 1500
> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
> inet6 ::1 prefixlen 128
> inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
> inet 127.0.0.1 netmask 0xff000000
> ppp0: flags=8010<POINTOPOINT,MULTICAST> mtu 1500
> sl0: flags=c010<POINTOPOINT,LINK2,MULTICAST> mtu 552
> faith0: flags=8000<MULTICAST> mtu 1500
> tun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1500
> inet6 fe80::260:97ff:fe16:71bf%tun0 prefixlen 64 scopeid 0x7
> inet 62.136.215.63 --> 195.92.66.8 netmask 0xffffff00
> Opened by PID 269
>
> # cat ppp.log
> Oct 15 21:12:22 MYMACHINE ppp[268]: Phase: Using interface: tun0
> Oct 15 21:12:23 MYMACHINE ppp[268]: Phase: deflink: Created in closed state
> Oct 15 21:12:23 MYMACHINE ppp[269]: Phase: PPP Started (background mode).
> Oct 15 21:12:23 MYMACHINE ppp[269]: Phase: bundle: Establish
> Oct 15 21:12:23 MYMACHINE ppp[269]: Phase: deflink: closed -> opening
> Oct 15 21:12:23 MYMACHINE ppp[269]: Phase: deflink: Connected!
> Oct 15 21:12:23 MYMACHINE ppp[269]: Phase: deflink: opening -> dial
> Oct 15 21:12:46 MYMACHINE ppp[269]: Phase: deflink: dial -> carrier
> Oct 15 21:12:47 MYMACHINE ppp[269]: Phase: deflink: /dev/cuaa1: CD detected
> Oct 15 21:12:47 MYMACHINE ppp[269]: Phase: deflink: carrier -> login
> Oct 15 21:12:47 MYMACHINE ppp[269]: Phase: deflink: login -> lcp
> Oct 15 21:12:50 MYMACHINE ppp[269]: Phase: bundle: Authenticate
> Oct 15 21:12:50 MYMACHINE ppp[269]: Phase: deflink: his = PAP, mine = none
> Oct 15 21:12:50 MYMACHINE ppp[269]: Phase: Pap Output: MYUSERNAME ********
> Oct 15 21:12:50 MYMACHINE ppp[269]: Phase: Pap Input: SUCCESS ()
> Oct 15 21:12:51 MYMACHINE ppp[269]: Phase: deflink: lcp -> open
> Oct 15 21:12:51 MYMACHINE ppp[269]: Phase: bundle: Network
> Oct 15 21:12:51 MYMACHINE ppp[268]: Phase: Parent: PPP enabled
> Oct 15 21:13:51 MYMACHINE ppp[269]: Phase: deflink: HDLC errors -> FCS: 2, ADDR:
> 0, COMD: 0, PROTO: 0
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: Signal 15, terminate.
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: bundle: Terminate
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: open -> lcp
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: Disconnected!
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: lcp -> logout
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: logout -> hangup
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: Disconnected!
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: Connect time: 174 secs: 1538
> octets in, 3311 octets out
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: : 45 packets in, 55 packets
> out
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: total 27 bytes/sec, peak 173
> bytes/sec on Mon Oct 15 21:15:17 2001
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: deflink: hangup -> closed
> Oct 15 21:15:17 MYMACHINE ppp[269]: Phase: bundle: Dead
> Oct 15 21:15:18 MYMACHINE ppp[269]: Phase: PPP Terminated (normal).
--
Brian <brian@freebsd-services.com> <brian@Awfulhak.org>
http://www.freebsd-services.com/ <brian@[uk.]FreeBSD.org>
Don't _EVER_ lose your sense of humour ! <brian@[uk.]OpenBSD.org>
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