Re: lug-bg: zor sas SQUID

2005-06-11 Thread gggg ggg
ne razbrah za kakvo pravilo govorish 
ako prenatna localnata mreja da moje da izliza prez
GW3 shte ima problem kogato usera mahne proxy-to niama
da moje da izlezne prez default GW 

g.

--- Momchil Ivanov [EMAIL PROTECTED] wrote:

 On 6/9/05,  ggg [EMAIL PROTECTED] wrote:
  zdraveite,
  
  imam linux box sas 3 GW-s (3 LAN-s):
  GW1 - default
  GW2 - locale net
  GW3 - BTK aDSL
  
  jelanieto mi e da napravia squida da minava vinagi
  prez GW3,t.e. prez aDSL-a
  
  tcp_outgoing_adress ne mi raboti , dori i ne
 prashta
  paketite kam GW3 (proverih s tcpdump-a)
 
 Á ÉÍÁÛ ÌÉ ÐÒÁ×ÉÌÏ, ËÏÅÔÏ ÄÁ ËÁÚ×Á: ÐÁËÅÔÁ Ó ÉÚÔÏÞÎÉË
 IP ÁÄÒÅÓÁ ÎÁ gw3 
 ÄÁ ÉÚÌÅÚÅ ÐÒÅÚ gw3, Á ÎÅ ÐÒÅÚ default. ÍÉÓÌÑ ÞÅ ÚÁ
 ÔÏ×Á ÎÅ ÔÉ ÒÁÂÏÔÉ
 ÔÏÚÉ ×ÁÒÉÁÎÔ. ÄÏÂÁ×É ÓÉ ÔÁËÏ×Á ÐÒÁ×ÉÌÏ.
 
  
  o4akvam ideite vi s netarpenie.
  
  georgi
  
  
  
  
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Re: lug-bg: zor sas SQUID {to Evgeni Genchev}

2005-06-11 Thread gggg ggg
idejata mi haresa,ja dai primer kak da hvana koi
paketi sa na squida za da markiram i prenaso4a tiah
kam GW3 .dai primer s iptables.

g.

--- Evgeni Gechev [EMAIL PROTECTED] wrote:

  ggg wrote:
 
 niamam kirilica  na toja komp sorry.
 GW1 e real IP ot dostav4ika.
 GW2 - local mreja 192.168.250.0/24
 GW3 - aDSL BTK 192.168.1.2 
 
 triabwa mi kogato iskam da polzvam DSL da sloja
 proxy
 (Squid) i to da me prekara prez GW3,a kogato ne
 iskam
 BTK da si mahna proxito i da varvia prez GW1,koito
 e
 default.
 da razbira se s policy routing moga da hvana port
 80
 na 192.168.250.1 ,kadeto e squida, i da go pratia
 na
 GW3 sled kato go premaskiram/nat-na, no kato mahna
 proxyto ot browsera - stava losho s tova policy r.
 nadiavam se sega da rabirash kakuv mi e problema.
 
 abe s dve dumi idejata e slednata :
 proxy  - BTK (GW3)
 no-proxy - default GW1 
 
 georgi
 
   
 
 Ìàðêèðàø ïàêåòèòå íà squid-à ñ iptables -m owner ...
 Ïðàâèø rule çà òàêà ìàðêèðàíèòå èçõîäÿùè ïàêåòè, ñ
 êîéòî ãè ïðàùàø íà 
 GW3, à âñè÷êî îñòàíàëî ñè ìèíàâà ïðåç GW1.
 
 


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lug-bg: ip_conntrack dropping packet

2005-06-11 Thread Nikola Antonov
,


,  ,  
- .  , 
  /proc/sys/net/ipv4/ip_conntrack_max,
 ,  ( 100 
)

   -   
 .  
,  ,  , 
  - .

!

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Re: lug-bg: zor sas SQUID {to Evgeni Genchev}

2005-06-11 Thread Evgeni Gechev

 ggg wrote:


idejata mi haresa,ja dai primer kak da hvana koi
paketi sa na squida za da markiram i prenaso4a tiah
kam GW3 .dai primer s iptables.

g.

--- Evgeni Gechev [EMAIL PROTECTED] wrote:

 


 ggg wrote:

   


niamam kirilica  na toja komp sorry.
GW1 e real IP ot dostav4ika.
GW2 - local mreja 192.168.250.0/24
GW3 - aDSL BTK 192.168.1.2 


triabwa mi kogato iskam da polzvam DSL da sloja
 


proxy
   


(Squid) i to da me prekara prez GW3,a kogato ne
 


iskam
   


BTK da si mahna proxito i da varvia prez GW1,koito
 


e
   


default.
da razbira se s policy routing moga da hvana port
 


80
   


na 192.168.250.1 ,kadeto e squida, i da go pratia
 


na
   


GW3 sled kato go premaskiram/nat-na, no kato mahna
proxyto ot browsera - stava losho s tova policy r.
nadiavam se sega da rabirash kakuv mi e problema.

abe s dve dumi idejata e slednata :
proxy  - BTK (GW3)
no-proxy - default GW1 


georgi



 


   squid-  iptables -m owner ...
 rule , 

GW3,   GW1.



   




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 squid-  (user nobody):
iptables -t mangle -A OUTPUT -m owner --uid-owner nobody -j MARK 
--set-mark 0x01

ip r a via GW3 t 253
ip ru a from tcp_outgoing_address_NA_SQUIDA fwmark 0x01 t 253



Re: lug-bg: ip_conntrack dropping packet

2005-06-11 Thread George Danchev
On Saturday 11 June 2005 17:24, Nikola Antonov wrote:
 ,


 ,  , 
 - .  ,   
/proc/sys/net/ipv4/ip_conntrack_max,   
  ,  ( 100
 )

- 
   .  
,  ,   
   ,   - .

   dedicated firewall/nat-only machines
 
   ,  2 :
*,   , 
abuse- ( p2p   TCP   client ip 
address / block   connlimit  ):  
*  . 
(   printk-return- ENOMEM 
(out of memory)  ENOSPC (no space left on device, 
)). .. ' ',.

   , 
abuse-   ;-) conntrack_max  
hashsize : '   mem - X'  
  [1] / ,   /,  X  
   -  (  squid 
   (4  86)   ,  
  ;-).

[1] http://www.wallfire.org/misc/netfilter_conntrack_perf.txt
/  /

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Re: lug-bg: zor sas SQUID {to Evgeni Genchev}

2005-06-11 Thread gggg ggg
aa tui dobre ama az imam oshte procesi deto sa
sobstvennost na nobody i imat trrafik (apacha naprimer
- toi ima paketi ot vsi4ki GWs kum i ot nego) kakvo
shte stane s tiah ?

g.

 Ако squid-а е с натройките по
 подразбиране (user nobody):
 iptables -t mangle -A OUTPUT -m owner --uid-owner
 nobody -j MARK 
 --set-mark 0x01
 ip r a via GW3 t 253
 ip ru a from tcp_outgoing_address_NA_SQUIDA fwmark
 0x01 t 253
 
 




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Re: lug-bg: zor sas SQUID {to Evgeni Genchev}

2005-06-11 Thread Evgeni Gechev

 ggg wrote:


aa tui dobre ama az imam oshte procesi deto sa
sobstvennost na nobody i imat trrafik (apacha naprimer
- toi ima paketi ot vsi4ki GWs kum i ot nego) kakvo
shte stane s tiah ?

g.

 


 squid-
 (user nobody):
iptables -t mangle -A OUTPUT -m owner --uid-owner
nobody -j MARK 
--set-mark 0x01

ip r a via GW3 t 253
ip ru a from tcp_outgoing_address_NA_SQUIDA fwmark
0x01 t 253


   






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  user-  squid-   ,  ?:)