Re: lug-bg: homelan.bg freebsd router

2005-06-26 Thread Dimitar Tomow

Peter wrote:


Здравейте,
Опитвам се да подкарам FreeBSD router, който да изпозлва връзка на 
Хоумлан, но за сега без успех.


Конфигурации:

Router:

FreeBSD 5.4
Pub interface: fxp0
private ineterface: rl0
PPPoE interface: tun0

Client:

Laptop - Windows XP Pro

Без проблеми подкарах, PPPoE връзка под FreeBSD, също без проблеми се 
свързвам от  Уиндоуса към рутера по SSH.
Опитах със PPP_NAT  и със NATD - но без успех да накарам NAT-a да 
заработи.


Като слушам с tcpdump na tun0 вижда странни неша от типа:

12:51:33.240233 IP rtr-lulin.data.bg.domain  
unknown.ddns.HomeLan.BG.1065:  42640 2/2/2 CNAME[|domain]
12:51:33.241378 IP mail.data.bg.domain  
unknown.ddns.HomeLan.BG.1065:  42640 2/2/2 CNAME[|domain]
12:51:33.242773 IP unknown.ddns.HomeLan.BG  rtr-lulin.data.bg: icmp 
36: time exceeded in-transit
12:51:33.243076 IP unknown.ddns.HomeLan.BG  mail.data.bg: icmp 36: 
time exceeded in-transit


Ето и ipfw правилата:

f# ipfw list
2 allow ip from any to any via rl0
3 allow ip from any to any via lo0
00100 divert 8668 ip from any to any in via tun0
00101 check-state
00120 skipto 500 udp from any to 195.149.255.139 dst-port 53 out via 
tun0 keep-s  tate
00121 skipto 500 udp from any to 195.149.248.177 dst-port 53 out via 
tun0 keep-s  tate

00125 skipto 500 tcp from any to any via tun0 setup keep-state
00130 skipto 500 icmp from any to any out via tun0 keep-state
00400 allow udp from 195.149.248.177 to any in keep-state
00420 allow tcp from any to me dst-port 80 in via tun0 setup limit 
src-addr 1

00500 divert 8668 ip from any to any out via tun0
00510 allow ip from any to any
65535 deny ip from any to any

От това по отворено не мога да си го представя.


Етои мрежовата конфигурация:

f# ifconfig
fxp0: flags=8843UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST mtu 1500
   options=8VLAN_MTU
   inet6 fe80::20a:e4ff:fe41:adea%fxp0 prefixlen 64 scopeid 0x1
   ether xx:xx:xx:xx:xx
   media: Ethernet autoselect (100baseTX full-duplex)
   status: active
rl0: flags=8843UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST mtu 1500
   options=8VLAN_MTU
   inet 10.30.12.1 netmask 0xff00 broadcast 10.30.12.255
   inet6 fe80::2c0:26ff:fe79:7d98%rl0 prefixlen 64 scopeid 0x2
   ether 00:c0:26:79:7d:98
   media: Ethernet autoselect (100baseTX full-duplex)
   status: active
plip0: flags=108810POINTOPOINT,SIMPLEX,MULTICAST mtu 1500
lo0: flags=8049UP,LOOPBACK,RUNNING,MULTICAST mtu 16384
   inet 127.0.0.1 netmask 0xff00
   inet6 ::1 prefixlen 128
   inet6 fe80::1%lo0 prefixlen 64 scopeid 0x4
tun0: flags=8051UP,POINTOPOINT,RUNNING,MULTICAST mtu 1492
   inet 83.97.XX.XXX -- 195.149.255.142 netmask 0xff00
   Opened by PID 195

Routing table:

f# netstat -r
Routing tables

Internet:
DestinationGatewayFlagsRefs  Use  Netif 
Expire

defaultrtr3-lulin.data.bg UGS 0  168   tun0
10.30.12/24link#2 UC  00rl0
10.30.12.3 00:0a:e4:41:ae:0b  UHLW0  108rl0   
1091

localhost  localhost  UH  00lo0
rtr3-lulin.data.bg unknownUH  1   36   tun0


f# cat /etc/rc.conf

# -- sysinstall generated deltas -- # Wed Jun 15 23:11:25 2005
# Created: Wed Jun 15 23:11:25 2005
# Enable network daemons for user convenience.
# Please make all changes to this file, not to /etc/defaults/rc.conf.
# This file now contains just the overrides from /etc/defaults/rc.conf.
#REMOVED: ifconfig_fxp0=inet 192.168.0.35  netmask 255.255.255.0
#REMOVED: usbd_enable=YES
#defaultrouter=192.168.0.1
gateway_enable=YES
hostname=bivol.ddns.homelan.bg
ifconfig_fxp0=inet 192.168.x.xx  netmask 255.255.255.0
ifconfig_rl0=inet 10.30.12.1 netmask 255.255.255.0
linux_enable=YES
sshd_enable=YES
usbd_enable=NO
ppp_enable=YES
ppp_mode=ddial
#ppp_nat=YES
ppp_profile=hl1
firewall_enable=YES
firewall_type=open
natd_enable=YES
natd_interface=tun0
natd_flags=-dynamic -m


TCPDUMP:

12:51:26.240092 IP unknown.ddns.HomeLan.BG  mail.data.bg: icmp 36: 
time exceeded in-transit
12:51:27.116457 IP rtr-lulin.data.bg.domain  
unknown.ddns.HomeLan.BG.1066:  22679 NXDomain 0/1/0 (122)
12:51:27.117588 IP mail.data.bg.domain  
unknown.ddns.HomeLan.BG.1066:  22679 NXDomain 0/1/0 (122)
12:51:27.118985 IP unknown.ddns.HomeLan.BG  rtr-lulin.data.bg: icmp 
36: time exceeded in-transit
12:51:27.119299 IP unknown.ddns.HomeLan.BG  mail.data.bg: icmp 36: 
time exceeded in-transit
12:51:27.233741 IP unknown.ddns.HomeLan.BG.1065  
rtr-lulin.data.bg.domain:  42640+ A? newsrss.bbc.co.uk. (35)
12:51:27.238243 IP rtr-lulin.data.bg.domain  
unknown.ddns.HomeLan.BG.1065:  42640 2/2/2 CNAME[|domain]
12:51:27.239554 IP unknown.ddns.HomeLan.BG  rtr-lulin.data.bg: icmp 
36: time exceeded in-transit
12:51:29.234803 IP unknown.ddns.HomeLan.BG.1065  
rtr-lulin.data.bg.domain:  42640+ A? newsrss.bbc.co.uk. (35)

Re: lug-bg: DVD2MP3

2005-06-26 Thread Petar Nedyalkov
On Saturday 25 June 2005 21:58, Hristo Hristov wrote:
 Извинявам се предварително ако въпроса ми не е за тук.
 Искам да извлека от ДВД звука в МР3. Има ли някаква Линукс програма за
 рипване на ДВД?

mplayer -dumpstream

:-)


 Поздрави: Христо Христов

-- 

Cyberly yours,
Petar Nedyalkov
Devoted Orbitel Fan :-)

PGP ID: 7AE45436
PGP Public Key: http://bu.orbitel.bg/pgp/bu.asc
PGP Fingerprint: 7923 8D52 B145 02E8 6F63 8BDA 2D3F 7C0B 7AE4 5436


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Description: PGP signature


Re: lug-bg: homelan.bg freebsd router

2005-06-26 Thread Momchil Ivanov
може да се обърнеш към пощенския списък на freebsd-bg.org


Re: lug-bg: homelan.bg freebsd router

2005-06-26 Thread Росен Недялков
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

Доколкото съм запознат с Homelan те май нагласяха TTL=1. Почти съм
сигурен,че това е проблема.

Peter wrote:

 Здравейте, Опитвам се да подкарам FreeBSD router, който да изпозлва
 връзка на Хоумлан, но за сега без успех.

 Конфигурации:

 Router:

 FreeBSD 5.4 Pub interface: fxp0 private ineterface: rl0 PPPoE
 interface: tun0

 Client:

 Laptop - Windows XP Pro

 Без проблеми подкарах, PPPoE връзка под FreeBSD, също без проблеми
 се свързвам от Уиндоуса към рутера по SSH. Опитах със PPP_NAT и
 със NATD - но без успех да накарам NAT-a да заработи.

 Като слушам с tcpdump na tun0 вижда странни неша от типа:

 12:51:33.240233 IP rtr-lulin.data.bg.domain 
 unknown.ddns.HomeLan.BG.1065: 42640 2/2/2 CNAME[|domain]
 12:51:33.241378 IP mail.data.bg.domain 
 unknown.ddns.HomeLan.BG.1065: 42640 2/2/2 CNAME[|domain]
 12:51:33.242773 IP unknown.ddns.HomeLan.BG  rtr-lulin.data.bg:
 icmp 36: time exceeded in-transit 12:51:33.243076 IP
 unknown.ddns.HomeLan.BG  mail.data.bg: icmp 36: time exceeded
 in-transit

 Ето и ipfw правилата:

 f# ipfw list 2 allow ip from any to any via rl0 3 allow ip
 from any to any via lo0 00100 divert 8668 ip from any to any in via
 tun0 00101 check-state 00120 skipto 500 udp from any to
 195.149.255.139 dst-port 53 out via tun0 keep-s
 tate 00121 skipto 500 udp from any to 195.149.248.177 dst-port 53
 out via tun0 keep-s
 tate 00125 skipto 500 tcp from any to any via tun0 setup keep-state
 00130 skipto 500 icmp from any to any out via tun0 keep-state
 00400 allow udp from 195.149.248.177 to any in keep-state 00420
 allow tcp from any to me dst-port 80 in via tun0 setup limit
 src-addr 1 00500 divert 8668 ip from any to any out via tun0 00510
 allow ip from any to any 65535 deny ip from any to any

 От това по отворено не мога да си го представя.


 Етои мрежовата конфигурация:

 f# ifconfig fxp0:
 flags=8843UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST mtu 1500
 options=8VLAN_MTU inet6 fe80::20a:e4ff:fe41:adea%fxp0 prefixlen
 64 scopeid 0x1 ether xx:xx:xx:xx:xx media: Ethernet autoselect
 (100baseTX full-duplex) status: active rl0:
 flags=8843UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST mtu 1500
 options=8VLAN_MTU inet 10.30.12.1 netmask 0xff00 broadcast
 10.30.12.255 inet6 fe80::2c0:26ff:fe79:7d98%rl0 prefixlen 64
 scopeid 0x2 ether 00:c0:26:79:7d:98 media: Ethernet autoselect
 (100baseTX full-duplex) status: active plip0:
 flags=108810POINTOPOINT,SIMPLEX,MULTICAST mtu 1500 lo0:
 flags=8049UP,LOOPBACK,RUNNING,MULTICAST mtu 16384 inet 127.0.0.1
 netmask 0xff00 inet6 ::1 prefixlen 128 inet6 fe80::1%lo0
 prefixlen 64 scopeid 0x4 tun0:
 flags=8051UP,POINTOPOINT,RUNNING,MULTICAST mtu 1492 inet
 83.97.XX.XXX -- 195.149.255.142 netmask 0xff00 Opened by PID
 195

 Routing table:

 f# netstat -r Routing tables

 Internet: Destination Gateway Flags Refs
 Use Netif Expire default rtr3-lulin.data.bg UGS
 0 168 tun0 10.30.12/24 link#2 UC
 0 0 rl0 10.30.12.3 00:0a:e4:41:ae:0b UHLW
 0 108 rl0 1091 localhost localhost UH
 0 0 lo0 rtr3-lulin.data.bg unknown UH
 1 36 tun0


 f# cat /etc/rc.conf

 # -- sysinstall generated deltas -- # Wed Jun 15 23:11:25 2005 #
 Created: Wed Jun 15 23:11:25 2005 # Enable network daemons for user
 convenience. # Please make all changes to this file, not to
 /etc/defaults/rc.conf. # This file now contains just the overrides
 from /etc/defaults/rc.conf. #REMOVED: ifconfig_fxp0=inet
 192.168.0.35 netmask 255.255.255.0 #REMOVED: usbd_enable=YES
 #defaultrouter=192.168.0.1 gateway_enable=YES
 hostname=bivol.ddns.homelan.bg ifconfig_fxp0=inet 192.168.x.xx
 netmask 255.255.255.0 ifconfig_rl0=inet 10.30.12.1 netmask
 255.255.255.0 linux_enable=YES sshd_enable=YES
 usbd_enable=NO ppp_enable=YES ppp_mode=ddial #ppp_nat=YES
 ppp_profile=hl1 firewall_enable=YES firewall_type=open
 natd_enable=YES natd_interface=tun0 natd_flags=-dynamic -m


 TCPDUMP:

 12:51:26.240092 IP unknown.ddns.HomeLan.BG  mail.data.bg: icmp 36:
 time exceeded in-transit 12:51:27.116457 IP
 rtr-lulin.data.bg.domain  unknown.ddns.HomeLan.BG.1066: 22679
 NXDomain 0/1/0 (122) 12:51:27.117588 IP mail.data.bg.domain 
 unknown.ddns.HomeLan.BG.1066: 22679 NXDomain 0/1/0 (122)
 12:51:27.118985 IP unknown.ddns.HomeLan.BG  rtr-lulin.data.bg:
 icmp 36: time exceeded in-transit 12:51:27.119299 IP
 unknown.ddns.HomeLan.BG  mail.data.bg: icmp 36: time exceeded
 in-transit 12:51:27.233741 IP unknown.ddns.HomeLan.BG.1065 
 rtr-lulin.data.bg.domain: 42640+ A? newsrss.bbc.co.uk. (35)
 12:51:27.238243 IP rtr-lulin.data.bg.domain 
 unknown.ddns.HomeLan.BG.1065: 42640 2/2/2 CNAME[|domain]
 12:51:27.239554 IP unknown.ddns.HomeLan.BG  rtr-lulin.data.bg:
 icmp 36: time exceeded in-transit 12:51:29.234803 IP
 unknown.ddns.HomeLan.BG.1065  rtr-lulin.data.bg.domain: 42640+ A?
 newsrss.bbc.co.uk. (35) 12:51:29.235163 IP
 unknown.ddns.HomeLan.BG.1065  mail.data.bg.domain: 42640+ A?
 newsrss.bbc.co.uk. (35) 12:51:29.243392 IP rtr-lulin.data.bg.domain
  unknown.ddns.HomeLan.BG.1065: 42640 

Re: lug-bg: homelan.bg freebsd router

2005-06-26 Thread Momchil Ivanov
http://lists.freebsd.org/pipermail/freebsd-questions/2004-February/035006.html

ако това с TTL=1  е така, горната връзка е решението
просто добавяш в ядрото options IPSTEALTH и го прекомпилираш