Radu,

tu ai citit macar ce am scris?
omu care a postat threadul a cerut help pentru ipchains
asa ca nu sari la mine
chestie de alfabet pe dracu, chestie de urmarit un thread si de
deschis ochii larg :))

Wednesday, October 15, 2003, 1:48:55 AM, you wrote:

R> Mosule, IPTABLES. Nu ipchains.
R> Chestie de alfabet.
R> ----- Original Message -----
R> From: "Knight" <[EMAIL PROTECTED]>
R> To: "Dekxter X." <[EMAIL PROTECTED]>
R> Sent: Tuesday, October 14, 2003 7:01 AM
R> Subject: [rlug] Re: ICQ & YM and firewall


>> Dekxter,
>>
>> da dar omu a specificat ca vrea ipchains
>> :(((((((
>> cu -y cred ca era in ipchains :)) in loc de --syn
>>
>> Monday, October 13, 2003, 6:32:40 PM, you wrote:
>>
>> DX> va trebui sa modifici FORWARD cu:
>>
>> DX> iptables --policy FORWARD DROP
>>
>> DX> iptables -A FORWARD -d 192.168.0.0/24 -p tcp --dport 25  --jump ACCEPT
>> DX> iptables -A FORWARD -d 192.168.0.0/24 -p tcp --dport 80  --jump ACCEPT
>> DX> iptables -A FORWARD -d 192.168.0.0/24 -p tcp --dport 110 --jump ACCEPT
>> DX> iptables -A FORWARD -d 192.168.0.0/24 -p tcp --dport 143 --jump ACCEPT
>> DX> # aceste 4 reguli sunt pentru acces la orice adresa pentru
>> DX> # mail prin POP3, IMAP, send shi www
>>
>> DX> iptables -A FORWARD -d 192.168.0.0/24 --syn --jump DROP
>> DX> iptables -A FORWARD -s 192.168.0.0/24 --syn --jump DROP
>> DX> # aceste 2 reguli resping orice tentativa de initiere a unei conectari
>> DX> # in reteaua locala sau de la reteaua locala spre internet
>>
>> DX> iptables -A FORWARD -d 192.168.0.0/24 -p tcp --jump ACCEPT
>> DX> # acesta regula accepta orice alt tip de conexiune tcp
>>
>>
>>
>> DX> # man iptables
>>
>> DX> [!] --syn
>> DX>      Only match TCP packets with the SYN bit set and the ACK and RST
>> DX> bits  cleared. Such  packets  are used  to  request TCP connection
>> DX> initiation; for example, blocking such packets coming in an interface
>> DX> will prevent incoming TCP connections, but outgoing TCP connections
R> will
>> DX> be unaffected.
>> DX> It is equivalent to --tcp-flags SYN,RST,ACK SYN. If the "!" flag
>> DX> precedes the "--syn", the sense of the option is inverted.
>>
>> DX> ps: daca greshesc va rog sa ma corectatzi ...
>>
>> DX> Liviu wrote:
>>
>> >> Salut,
>> >>      Ideea mea ar fi ca lumea din reteua locala sa nu poata iesi decat
R> pe
>> >>      web si pe mail.
>>
>>
>>
>> --
>> Best regards,
>>  Knight
>>
>> This message was brought to you by the numbers 0 and 1.
>>
>>
>> ---
>> Detalii despre listele noastre de mail: http://www.lug.ro/
>>
>>


R> --- 
R> Detalii despre listele noastre de mail: http://www.lug.ro/



-- 
Best regards,
 Knight

This message was brought to you by the numbers 0 and 1.


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