niečo medzi pppd a internetovou aplikáciu pre Pavel Kankovsky
Valašik Juraj
lkocanova na stonline.sk
Sobota Říjen 12 00:17:07 CEST 2002
Tu su vypisy z toho co ste mi napisali. Prosim, mrknite sa mi na to a
napiste co dalej. Predom dakujem.
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1. Bezi pppd? (viz ps)
[root na juraj /]# ps -All
F S UID PID PPID C PRI NI ADDR SZ WCHAN TTY TIME CMD
100 S 0 1 0 0 68 0 - 322 do_sel ? 00:00:05 init
040 S 0 2 1 0 68 0 - 0 contex ? 00:00:00
keventd
040 S 0 3 1 0 69 0 - 0 apm_ma ? 00:00:00 kapmd
040 S 0 4 1 0 79 19 - 0 ksofti ? 00:00:00
ksoftirqd_CPU0
040 S 0 5 1 0 69 0 - 0 kswapd ? 00:00:00
kswapd
040 S 0 6 1 0 69 0 - 0 bdflus ? 00:00:00
bdflush
040 S 0 7 1 0 69 0 - 0 kupdat ? 00:00:00
kupdated
040 S 0 8 1 0 59 -20 - 0 md_thr ? 00:00:00
mdrecoveryd
040 S 0 12 1 0 69 0 - 0 end ? 00:00:00
kjournald
140 S 0 116 1 0 69 0 - 424 devfsd ? 00:00:00
devfsd
040 S 0 206 1 0 69 0 - 0 end ? 00:00:00 khubd
040 S 0 366 1 0 69 0 - 0 end ? 00:00:00
kjournald
140 S 71 955 1 0 69 0 - 354 do_pol ? 00:00:00
portmap
040 S 0 969 1 0 69 0 - 339 do_sel ? 00:00:00
syslogd
140 S 0 977 1 0 69 0 - 507 do_sys ? 00:00:00 klogd
140 S 73 1022 1 0 69 0 - 375 do_sel ? 00:00:00
rpc.statd
140 S 0 1037 1 0 69 0 - 334 nanosl ? 00:00:00 gpm
140 S 70 1139 1 0 69 0 - 1693 do_sel ? 00:00:03 xfs
140 S 0 1191 1 0 68 0 - 317 do_sel ? 00:00:00 apmd
000 S 0 1220 1 0 69 0 - 573 do_sel ? 00:00:00 kdm
100 S 0 1242 1220 4 70 -10 - 20989 do_sel ? 00:02:07 X
040 S 2 1243 1 0 69 0 - 328 nanosl ? 00:00:00 atd
040 S 0 1264 1 0 69 0 - 375 wait_f ? 00:00:00
saslauthd
140 S 0 1282 1 0 68 0 - 517 do_sel ? 00:00:00
xinetd
140 S 0 1362 1 0 68 0 - 1251 do_sel ? 00:00:00 cupsd
100 S 0 1595 1 0 69 0 - 946 do_sel ? 00:00:00
master
100 S 74 1603 1595 0 69 0 - 972 do_sel ? 00:00:00
pickup
100 S 74 1604 1595 0 69 0 - 987 do_sel ? 00:00:00 nqmgr
040 S 0 1619 1 0 69 0 - 672 wait_f ? 00:00:00
prelude_report
040 S 0 1630 1 0 69 0 - 3080 do_pol ? 00:00:00
prelude
040 S 0 1631 1619 0 69 0 - 672 do_pol ? 00:00:00
prelude_report
040 S 0 1632 1630 0 69 0 - 3080 do_pol ? 00:00:00
prelude
040 S 0 1633 1632 0 69 0 - 3080 rt_sig ? 00:00:00
prelude
040 S 0 1673 1 0 68 0 - 371 nanosl ? 00:00:00 crond
040 S 0 1698 1 0 69 0 - 2074 do_sel ? 00:00:00
miniserv.pl
140 S 0 1722 1 0 68 0 - 619 do_sel ? 00:00:00 lisa
100 S 0 1820 1 0 69 0 - 312 read_c vc/1 00:00:00
mingetty
100 S 0 1821 1 0 69 0 - 312 read_c vc/2 00:00:00
mingetty
100 S 0 1822 1 0 69 0 - 312 read_c vc/3 00:00:00
mingetty
100 S 0 1823 1 0 69 0 - 312 read_c vc/4 00:00:00
mingetty
100 S 0 1824 1 0 69 0 - 312 read_c vc/5 00:00:00
mingetty
100 S 0 1827 1 0 69 0 - 312 read_c vc/6 00:00:00
mingetty
000 S 0 2051 1 0 69 0 - 931 do_pol ? 00:00:00 oafd
040 S 0 2247 1220 0 68 0 - 799 wait4 ? 00:00:00 kdm
100 S 0 2270 2247 0 69 0 - 597 wait4 ? 00:00:00
startkde
040 S 0 2369 1 0 69 0 - 4796 do_sel ? 00:00:00
kdeinit
040 S 0 2372 1 0 69 0 - 4780 do_sel ? 00:00:00
kdeinit
040 S 0 2375 1 0 69 0 - 5136 do_sel ? 00:00:00
kdeinit
140 S 0 2377 1 0 69 0 - 15865 do_sel ? 00:00:00
kdeinit
100 S 0 2386 2369 0 69 0 - 2017 do_sel ? 00:00:11 artsd
140 S 0 2388 1 0 69 0 - 16010 do_sel ? 00:00:01
kdeinit
140 S 0 2394 1 0 69 0 - 16840 do_sel ? 00:00:00
kdeinit
000 S 0 2395 2270 0 69 0 - 331 nanosl ? 00:00:00
kwrapper
140 S 0 2397 1 0 69 0 - 15848 do_sel ? 00:00:00
kdeinit
140 S 0 2398 2369 0 69 0 - 16148 do_sel ? 00:00:04
kdeinit
140 S 0 2400 1 0 70 0 - 17561 do_sel ? 00:00:06
kdeinit
140 S 0 2403 1 0 70 0 - 16706 do_sel ? 00:00:05
kdeinit
140 S 0 2409 1 0 69 0 - 16008 do_sel ? 00:00:00
kdeinit
100 S 0 2410 2369 0 69 0 - 15741 do_sel ? 00:00:00
kwikdisk
140 S 0 2412 1 0 69 0 - 16197 do_sel ? 00:00:00
kdeinit
140 S 0 2417 1 0 69 0 - 15879 do_sel ? 00:00:00
korgac
140 S 0 2418 1 0 69 0 - 15825 do_sel ? 00:00:00
kalarmd
100 S 0 2429 2369 0 69 0 - 15347 do_sel ? 00:00:01 kppp
040 S 0 2430 2429 0 69 0 - 4132 wait_f ? 00:00:00 kppp
140 S 0 2461 1 1 69 0 - 23914 do_sel ? 00:00:30
kdeinit
040 S 0 2511 2369 0 69 0 - 4896 do_sel ? 00:00:00
kdeinit
140 S 0 2516 2369 0 69 0 - 15950 do_sel ? 00:00:00
kdeinit
140 S 0 2521 1 0 69 0 - 15949 do_sel ? 00:00:00
kdeinit
040 S 0 2522 2369 0 69 0 - 4880 do_sel ? 00:00:00
kdeinit
040 S 0 2523 2369 0 69 0 - 4885 do_sel ? 00:00:00
kdeinit
140 S 0 2524 2369 1 69 0 - 17048 do_sel ? 00:00:01
kdeinit
140 R 0 2527 2369 1 73 0 - 16424 - ? 00:00:02
kdeinit
100 S 0 2531 2527 0 69 0 - 566 wait4 pts/1 00:00:00 su
100 S 0 2535 2531 0 71 0 - 684 wait4 pts/1 00:00:00 bash
100 S 0 2565 2430 0 69 0 - 459 do_sel ? 00:00:00 pppd
000 R 0 2599 2535 0 76 0 - 776 - pts/1 00:00:00 ps
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2. Napsalo pppd do logu, ze se uspesne spojilo? (viz /var/log/*)
/var/log/messages
Oct 11 21:32:48 juraj pppd[2565]: pppd 2.4.1 started by root, uid 0
Oct 11 21:32:48 juraj pppd[2565]: Using interface ppp0
Oct 11 21:32:48 juraj pppd[2565]: Connect: ppp0 <--> /dev/usb/acm/0
Oct 11 21:32:48 juraj /etc/hotplug/net.agent: assuming ppp0 is already up
Oct 11 21:32:53 juraj pppd[2565]: not replacing existing default route to
eth0 [168.0.0.1]
Oct 11 21:32:53 juraj pppd[2565]: local IP address 213.81.136.216
Oct 11 21:32:53 juraj pppd[2565]: remote IP address 195.146.128.43
Oct 11 21:32:53 juraj pppd[2565]: primary DNS address 195.146.128.60
Oct 11 21:32:53 juraj pppd[2565]: secondary DNS address 195.146.132.59
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3. Je nahozene rozhrani pppN? (viz ifconfig pripadne ifconfig -a)
[root na juraj /]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:50:BF:0C:74:32
inet addr:168.0.0.1 Bcast:168.0.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:127 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:100
RX bytes:0 (0.0 b) TX bytes:17995 (17.5 Kb)
Interrupt:11 Base address:0xe800
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:120 errors:0 dropped:0 overruns:0 frame:0
TX packets:120 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:8730 (8.5 Kb) TX bytes:8730 (8.5 Kb)
ppp0 Link encap:Point-to-Point Protocol
inet addr:213.81.136.216 P-t-P:195.146.128.43
Mask:255.255.255.255
UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1500 Metric:1
RX packets:4 errors:0 dropped:0 overruns:0 frame:0
TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:82 (82.0 b) TX bytes:161 (161.0 b)
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4. Je spravne nastavene routovani? (viz route -n resp. netstat -rn
resp. ip rule list a ip route list)
[root na juraj /]# route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use
Iface
195.146.128.43 0.0.0.0 255.255.255.255 UH 0 0 0 ppp0
168.0.0.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
127.0.0.0 0.0.0.0 255.0.0.0 U 0 0 0 lo
0.0.0.0 168.0.0.1 0.0.0.0 UG 0 0 0 eth0
[root na juraj /]# netstat -rn
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt
Iface
195.146.128.43 0.0.0.0 255.255.255.255 UH 40 0 0
ppp0
168.0.0.0 0.0.0.0 255.255.255.0 U 40 0 0
eth0
127.0.0.0 0.0.0.0 255.0.0.0 U 40 0 0 lo
0.0.0.0 168.0.0.1 0.0.0.0 UG 40 0 0
eth0
[root na juraj /]# ip rule list
0: from all lookup local
32766: from all lookup main
32767: from all lookup 253
[root na juraj /]# ip route list
195.146.128.43 dev ppp0 proto kernel scope link src 213.81.136.216
168.0.0.0/24 dev eth0 scope link
127.0.0.0/8 dev lo scope link
default via 168.0.0.1 dev eth0
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5. Chodi pakety? (ping -n resp. traceroute -n na znamou IP adresu
(ne jmeno!))
[root na juraj /]# ping -n 195.146.128.43
PING 195.146.128.43 (195.146.128.43) from 213.81.136.216 : 56(84) bytes of
data.
64 bytes from 195.146.128.43: icmp_seq=1 ttl=255 time=35.2 ms
64 bytes from 195.146.128.43: icmp_seq=2 ttl=255 time=36.0 ms
64 bytes from 195.146.128.43: icmp_seq=3 ttl=255 time=35.2 ms
64 bytes from 195.146.128.43: icmp_seq=4 ttl=255 time=35.8 ms
64 bytes from 195.146.128.43: icmp_seq=5 ttl=255 time=35.6 ms
64 bytes from 195.146.128.43: icmp_seq=6 ttl=255 time=35.4 ms
64 bytes from 195.146.128.43: icmp_seq=7 ttl=255 time=35.2 ms
64 bytes from 195.146.128.43: icmp_seq=8 ttl=255 time=36.1 ms
64 bytes from 195.146.128.43: icmp_seq=9 ttl=255 time=35.9 ms
64 bytes from 195.146.128.43: icmp_seq=10 ttl=255 time=35.3 ms
64 bytes from 195.146.128.43: icmp_seq=11 ttl=255 time=35.3 ms
64 bytes from 195.146.128.43: icmp_seq=12 ttl=255 time=36.2 ms
64 bytes from 195.146.128.43: icmp_seq=13 ttl=255 time=36.1 ms
64 bytes from 195.146.128.43: icmp_seq=14 ttl=255 time=35.8 ms
64 bytes from 195.146.128.43: icmp_seq=15 ttl=255 time=35.8 ms
64 bytes from 195.146.128.43: icmp_seq=16 ttl=255 time=36.4 ms
64 bytes from 195.146.128.43: icmp_seq=17 ttl=255 time=35.3 ms
64 bytes from 195.146.128.43: icmp_seq=18 ttl=255 time=46.2 ms
64 bytes from 195.146.128.43: icmp_seq=19 ttl=255 time=35.5 ms
64 bytes from 195.146.128.43: icmp_seq=20 ttl=255 time=36.5 ms
64 bytes from 195.146.128.43: icmp_seq=21 ttl=255 time=36.0 ms
64 bytes from 195.146.128.43: icmp_seq=22 ttl=255 time=36.3 ms
64 bytes from 195.146.128.43: icmp_seq=23 ttl=255 time=35.3 ms
64 bytes from 195.146.128.43: icmp_seq=24 ttl=255 time=36.1 ms
64 bytes from 195.146.128.43: icmp_seq=25 ttl=255 time=35.9 ms
64 bytes from 195.146.128.43: icmp_seq=26 ttl=255 time=35.5 ms
64 bytes from 195.146.128.43: icmp_seq=27 ttl=255 time=36.1 ms
64 bytes from 195.146.128.43: icmp_seq=28 ttl=255 time=35.4 ms
64 bytes from 195.146.128.43: icmp_seq=29 ttl=255 time=35.2 ms
--- 195.146.128.43 ping statistics ---
29 packets transmitted, 29 received, 0% loss, time 28281ms
rtt min/avg/max/mdev = 35.203/36.144/46.257/1.955 ms
>> Tu musim skonstatovat ze modem komunikoval (blikal vstup aj vystup).
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6. Je dobre nastaveny nameserver? (viz /etc/resolv.conf)
Ked je pripojeny kppp :
domain localdomain #kppp temp entry
nameserver 195.146.128.60 #kppp temp entry
nameserver 195.146.132.59 #kppp temp entry
po odpojeni je subor prazdny.
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7. Funguje DNS? (host na zname jmeno)
[root na juraj /]# host zoznam.sk
;; connection timed out; no servers could be reached
[root na juraj /]# host linux.cz
;; connection timed out; no servers could be reached
[root na juraj /]#
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