Hi Eric, thanks for response... ;-) > you mark packet going to port 25 and you want to refirect packet coming > from port 25 (response packet). > You don't have any connection tracking with mark. If you want some > you've got to use CONNMARK. Ops... no, I receive packets normally by port 25 on eth0. It's incomming traffic. I just want to send my outgoing smtp traffic with eth1 (packets generated by my mail server). > By the way : will your ADSL ISP accept to route the packet coming from > an other IP ? Hey, I'm the ISP... :-) I'm just trying to route the outgoing SMTP traffic by a cheap ADSL link, keeping the main link as free as possible. Thanks in advance. Regards, -- Dorneles Treméa Caxias do Sul - RS - Brasil +55 54 9114 9312 - UIN: 2413568 X3ng Web Technology <http://www.x3ng.com.br> -----BEGIN GEEK CODE BLOCK----- Version: 3.12 GCS/IT d- s:->: a23 C+++ UBL++++$ P--- L++ E-- W+++ N++ o? K? w+ O M+ V-- PS+ PE- Y-- PGP++ t+ 5 X++ R+ tv+ b(++) DI+ D++ G+>+++ e++>++++ h---- r+++ y+++** ------END GEEK CODE BLOCK------