On Sat, 6 Sep 2008, Ed Schouten wrote: > Thanks for reporting this issue. We should fix this. > >> Ed, >> >> I have one problem with ppp modem connection. I use mpd for dial-up >> connections, but ng_tty is not working any more and I had to switch back >> to ppp. >> >> With ping -s 960 I'm getting ~0% loss, with ping -s 980 I'm almost always >> getting 100% loss... But: modem TX light turns on on every attempt to >> send ICMP packet. >> >> Dial-up server is Windows 2000 RAS, and I had no problems with it for >> last five years, mostly with mpd but ppp was OK too... >> >> I can't say, was ppp broken before MPSAFE_TTY changes, but in 7-CURRENT >> days it was in good shape. > > Could you give me the output of `pstat -t' while using `ppp'? What > device node/device driver are you using? I know there are some things > fishy w.r.t. flow control, so there are a lot of things we can look in > to. free# pstat -t LINE INQ CAN LIN LOW OUTQ USE LOW COL SESS PGID STATE sysmouse 0 0 0 0 0 0 0 0 0 0 - dcons 7680 0 0 768 7812 0 782 0 0 0 Oi dgdb 0 0 0 0 0 0 0 0 0 0 - ttyv0 7680 0 0 768 7812 0 782 175 1741 1741 Oil ttyv1 7680 0 0 768 7812 0 782 13 1742 2718 Oi ttyv2 7680 0 0 768 7812 0 782 0 1743 2729 Oi ttyv3 7680 0 0 768 7812 0 782 30417 1744 2439 Oi ttyv4 7680 0 0 768 7812 0 782 7 1745 1745 Oil ttyv5 7680 0 0 768 7812 0 782 10 1746 2728 Oi ttyv6 7680 0 0 768 7812 0 782 103319 1747 1919 Oi ttyv7 7680 0 0 768 7812 0 782 24922 1748 2719 Oi ttyv8 0 0 0 0 0 0 0 0 0 0 - ttyv9 0 0 0 0 0 0 0 0 0 0 - ttyva 0 0 0 0 0 0 0 0 0 0 - ttyvb 0 0 0 0 0 0 0 0 0 0 - ttyvc 0 0 0 0 0 0 0 0 0 0 - ttyvd 0 0 0 0 0 0 0 0 0 0 - ttyve 0 0 0 0 0 0 0 0 0 0 - ttyvf 0 0 0 0 0 0 0 0 0 0 - consolectl 7680 0 0 768 7812 0 782 0 0 0 Oi ttyu0 0 0 0 0 0 0 0 0 0 0 IC ttyu1 23040 0 0 2304 23184 0 2319 4757976 0 0 ICOol free# uname -a FreeBSD free.home.local 8.0-CURRENT FreeBSD 8.0-CURRENT #1: Sun Aug 31 08:48:35MSD 2008 chibis_at_free.home.local:/usr/obj/usr/src/sys/GENERIC i386 free# dmesg | grep uart uart0: <16550 or compatible> at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0 uart0: [FILTER] uart1: <16550 or compatible> at port 0x2f8-0x2ff irq 3 on isa0 uart1: [FILTER] > > Is it somehow possible to get some kind of `debug output' from the > Windows machine as well? Thanks! hm... Not shure if I can dig any debugging from it. I can try to move modems to FreeBSD (6.3 or 7.0) machine, but it will take some time. Yuriy Tsibizov, GfK RUS Network AdministratorReceived on Sat Sep 06 2008 - 10:52:08 UTC
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