IP Masquerading

[simos]

Geia hara se olous 

Loipon antimetwpizw to parakatw provlima...

Exw sthsei sthn etairia pou doulevw ena linux-box pou xrhsimopoieitai ws
proxy - mail server apo merikous window$ clients
kai xrhsimopoioume  to sarg gia katagrafh tou poios serfarei pou (fysika
panta en gnwsei twn xrhstwn) kai ayto kyriws 
gia na mhn ginetai askoph xrhsh tou internet mias kai to bandwith sthn
elladitsa mas (kata tin tapeinh moy apoch) 
enai mikro kai kostizei :-(

To provlima poy exw einai to exhs .. sto linux  trexei to parakatw
script (ipchains) gia na mporoun oi xrhstes na vlepoun ta mailboxes poy
exoun ektos etairias , kai gia na mporoume  na kanoume  kai ssh-ftp
connections (apo kapoious clienst)  se kana dyo allous servers pou
vriskontai ektos . 

/sbin/ipchains -F
/sbin/ipchains -X
/sbin/ipchains -P output ACCEPT
/sbin/ipchains -P input ACCEPT

/sbin/ipchains -P forward DENY
/sbin/ipchains -A forward -s 192.168.1.0/24 -j MASQ


Ayto exei san apotelesma ean kapoios xrhsths vgalei tis rythmiseis toy
proxy apo ton Browser tou na "vlepei"
inetrnet Kanonika , kai malista xwris na katagrafontai..

Anarwtieme loipon ean mporw na kanw Masquerade mono gia sygkekrimena
services-ports  kovontas opoindhpote prospathei
na kanei bypass ton Squid gia na kanei surf. To ecaxa kai monos mou oso
mporousa alla eida oti oi syndeseis pou kanoyn oi
xrhstes (sto linux) gia na lavoun email apo exw einai se kapoies
perierges portes > 3000 kai den katafera kati :-(


tia gia kathe pithani apanthsh

Simos