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ru.unix.bsd
- RU.UNIX.BSD ------------------------------------------------------------------
From : Ruslan Morozoff 2:5020/400 03 Feb 2005 17:40:59
To : All
Subject : ïðîáëåìà ñ PPPoE ïîñëå îáíîâëåíèÿ 5.2.1-R -> 5.3-R-p5
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À èìåííî - "çàìèðàþò" ñîåäèíåíèÿ ïî ïðîòîêîëó http (êîíêðåòíî - ïðè
îòïðàâêå POST). Áûëè ïîäîçðåíèÿ íà ïðîáëåìó ñ Path MTU Discovery, íî
âðîäå íå ïîõîæå:
# tcpdump -vvn -i tun0 | grep 'www7.pochta.ru'
11:53:01.644300 IP (tos 0x0, ttlÿÿ64,ÿidÿ38433,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 64) me.61423 > www7.pochta.ru.80: S [tcp sum ok]
1961244449:1961244449(0) win 65535 <mss 1452,nop,nop,sackOK,nop,wscale
1,nop,nop,timestamp 797288994 0>
11:53:01.668888 IP (tos 0x0, ttlÿÿ58,ÿidÿ21067,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 60) www7.pochta.ru.80 > me.61423: S [tcp sum ok]
414673855:414673855(0) ack 1961244450 win 65535 <mss 1440,nop,wscale
0,nop,nop,timestamp 1050375941 797288994>
11:53:01.668958 IP (tos 0x0, ttlÿÿ64,ÿidÿ38434,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) me.61423 > www7.pochta.ru.80: . [tcp sum ok] 1:1(0) ack 1
win 32844 <nop,nop,timestamp 797289043 1050375941>
11:53:01.671463 IP (tos 0x0, ttlÿÿ64,ÿidÿ38435,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 855) me.61423 > www7.pochta.ru.80: P 1:804(803) ack 1 win 32844
<nop,nop,timestamp 797289048 1050375941>
11:53:01.700014 IP (tos 0x0, ttlÿÿ58,ÿidÿ21086,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) www7.pochta.ru.80 > me.61423: . [tcp sum ok] 1:1(0) ack 804
win 64885 <nop,nop,timestamp 1050375944 797289048>
11:53:01.700102 IP (tos 0x0, ttlÿÿ64,ÿidÿ38436,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 1480) me.61423 > www7.pochta.ru.80: . 804:2232(1428) ack 1 win
32844 <nop,nop,timestamp 797289105 1050375944>
11:53:01.700119 IP (tos 0x0, ttlÿÿ64,ÿidÿ38437,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 338) me.61423 > www7.pochta.ru.80: P 2232:2518(286) ack 1 win
32844 <nop,nop,timestamp 797289106 1050375944>
11:53:01.739224 IP (tos 0x0, ttlÿÿ58,ÿidÿ21106,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) www7.pochta.ru.80 > me.61423: . [tcp sum ok] 1:1(0) ack
2232 win 63457 <nop,nop,timestamp 1050375948 797289105>
11:53:01.741748 IP (tos 0x0, ttlÿÿ58,ÿidÿ21107,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) www7.pochta.ru.80 > me.61423: . [tcp sum ok] 1:1(0) ack
2518 win 63171 <nop,nop,timestamp 1050375948 797289106>
11:53:36.494324 IP (tos 0x0, ttlÿÿ58,ÿidÿ51245,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) www7.pochta.ru.80 > me.57542: F [tcp sum ok]
2198126299:2198126299(0) ack 3204235438 win 65535 <nop,nop,timestamp
1050379423 797037146>
11:53:36.494412 IP (tos 0x0, ttlÿÿ64,ÿidÿ43086,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) me.57542 > www7.pochta.ru.80: . [tcp sum ok] 1:1(0) ack 1
win 32844 <nop,nop,timestamp 797358646 1050379423>
11:53:36.494959 IP (tos 0x0, ttlÿÿ64,ÿidÿ43087,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) me.57542 > www7.pochta.ru.80: F [tcp sum ok] 1:1(0) ack 1
win 32844 <nop,nop,timestamp 797358647 1050379423>
11:53:36.526671 IP (tos 0x0, ttlÿÿ58,ÿidÿ51292,ÿoffsetÿ0,ÿflagsÿ[DF],
length: 52) www7.pochta.ru.80 > me.57542: . [tcp sum ok] 1:1(0) ack 2
win 65535 <nop,nop,timestamp 1050379427 797358647>
è âñ¸ - ïîñëå ýòîãî áðàóçåð íè÷åãî íå ïîëó÷àåò îò ñåðâåðà.
íàñòðîéêè:
# ifconfig tun0
tun0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1492
ÿÿÿÿÿÿÿÿinetÿmy_ipÿ-->ÿmy_gatewayÿnetmaskÿ0xffffffff
ÿÿÿÿÿÿÿÿinet6ÿfe80::2d0:b7ff:fe82:4b59%tun0ÿprefixlenÿ64ÿscopeidÿ0x9
ÿÿÿÿÿÿÿÿOpenedÿbyÿPIDÿ71376
# cat /etc/ppp.conf
default:
ÿsetÿlogÿhdlcÿPhaseÿLQMÿLCPÿIPCPÿTUN
ÿidentÿuser-pppÿVERSIONÿ(builtÿCOMPILATIONDATE)
ÿsetÿifaddrÿ10.0.0.1/0ÿ10.0.0.2/0
stream:
ÿsetÿdeviceÿPPPoE:fxp2
ÿsetÿspeedÿsync
ÿsetÿcdÿ10
ÿsetÿmruÿmaxÿ1492
ÿsetÿmtuÿmaxÿ1492
ÿenableÿtcpmssfixup
ÿenableÿlqr
ÿsetÿlqrperiodÿ15
ÿdisableÿipv6cp
ÿsetÿtimeoutÿ0
ÿsetÿredialÿ10ÿ0
ÿsetÿauthnameÿsome_login@mtu
ÿsetÿauthkeyÿsome_pass
ÿsetÿdial
ÿsetÿlogin
ÿnatÿenableÿyes
ÿnatÿdeny_incomingÿno
ÿnatÿlogÿno
ÿnatÿsame_portsÿyes
ÿnatÿuse_socketsÿyes
ÿnatÿunregistered_onlyÿno
ÿdisableÿiface-alias
# sysctl -A net.inet.tcp net.inet.icmp
net.inet.tcp.rfc1323: 1
net.inet.tcp.rfc1644: 0
net.inet.tcp.mssdflt: 512
net.inet.tcp.stats: Format:S,tcpstat Length:344
Dump:0x263f060020950000e1db0200512b0000...
net.inet.tcp.keepidle: 7200000
net.inet.tcp.keepintvl: 75000
net.inet.tcp.sendspace: 32768
net.inet.tcp.recvspace: 65536
net.inet.tcp.keepinit: 75000
net.inet.tcp.pcblist: Format:S,xtcpcb Length:137580
Dump:0x18000000db0000003886140000000000...
net.inet.tcp.delacktime: 100
net.inet.tcp.v6mssdflt: 1024
net.inet.tcp.hostcache.cachelimit: 15360
net.inet.tcp.hostcache.hashsize: 512
net.inet.tcp.hostcache.bucketlimit: 30
net.inet.tcp.hostcache.count: 1480
net.inet.tcp.hostcache.expire: 3600
net.inet.tcp.hostcache.purge: 0
net.inet.tcp.log_in_vain: 0
net.inet.tcp.blackhole: 0
net.inet.tcp.delayed_ack: 1
net.inet.tcp.rfc3042: 1
net.inet.tcp.rfc3390: 1
net.inet.tcp.reass.maxsegments: 1068
net.inet.tcp.reass.cursegments: 0
net.inet.tcp.reass.maxqlen: 48
net.inet.tcp.reass.overflows: 1685
net.inet.tcp.path_mtu_discovery: 1
net.inet.tcp.slowstart_flightsize: 1
net.inet.tcp.local_slowstart_flightsize: 4
net.inet.tcp.newreno: 1
net.inet.tcp.minmss: 216
net.inet.tcp.minmssoverload: 0
net.inet.tcp.tcbhashsize: 512
net.inet.tcp.do_tcpdrain: 1
net.inet.tcp.pcbcount: 219
net.inet.tcp.icmp_may_rst: 1
net.inet.tcp.isn_reseed_interval: 0
net.inet.tcp.inflight.enable: 1
net.inet.tcp.inflight.debug: 0
net.inet.tcp.inflight.min: 6144
net.inet.tcp.inflight.max: 1073725440
net.inet.tcp.inflight.stab: 20
net.inet.tcp.sack.enable: 1
net.inet.tcp.syncookies: 1
net.inet.tcp.syncache.bucketlimit: 30
net.inet.tcp.syncache.cachelimit: 15359
net.inet.tcp.syncache.count: 0
net.inet.tcp.syncache.hashsize: 512
net.inet.tcp.syncache.rexmtlimit: 3
net.inet.tcp.msl: 30000
net.inet.tcp.rexmit_min: 1
net.inet.tcp.rexmit_slop: 200
net.inet.tcp.always_keepalive: 1
net.inet.icmp.maskrepl: 0
net.inet.icmp.stats: Format:S,icmpstat Length:376
Dump:0x901d0000000000000000000030050000...
net.inet.icmp.icmplim: 200
net.inet.icmp.maskfake: 0
net.inet.icmp.drop_redirect: 0
net.inet.icmp.log_redirect: 0
net.inet.icmp.icmplim_output: 1
net.inet.icmp.reply_src:
net.inet.icmp.bmcastecho: 0
Ó êîãî-íèáóäü åñòü èäåè, â êàêóþ ñòîðîíó êîïàòü?
--
Ruslan Morozoff
ICQ UIN=3935548
ruslan@marosejka.ru
--- ifmail v.2.15dev5.3
* Origin: AgroInvest Co. (2:5020/400)
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