you want to look into BGP. if you router supports it and you can get your ISP's to configure it it iwll do what you want. if one isp goes down all traffic will be directed to your other isp ej ----- Original Message ----- From: "greego barooke" <nocause@cebu.onevirtual.com> To: <linux-net@vger.kernel.org> Cc: <linux-admin@vger.kernel.org> Sent: Thursday, March 15, 2001 6:26 AM Subject: network help : : : : : ==================== : |linux proxy server| : ==================== : {A} {B} : | | : | | : |------------| : |Network Hub | : |____________| : / \ : / \ : | | : {router-isp a.} {router-isp b.} : : LanCard (A) --- 192.168.1.1 : : LanCard (B) --- 200.200.200.1 : : Hello, i have 2 lancards, and has a different network each.. so is this : possible that : if isp (A) will be down all http traffic will be directed to isp (B)? or : How i implement load balacing on my linux proxy server,,, : : can you give me some idea... : : : thanks : : sorry for my english : : : : : : : - : : send the line "unsubscribe linux-admin" in : the body of a message to majordomo@vger.kernel.org : - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org