my configuration is follow the attached file. I don't know what is wrong with my content engine using as a cache server. when i connect this CE to my network, i can make my user access to the internet fast only 2 days, but after 2 days it makes my us...

i want to connect 2 routers 877 like my diagram, is it possible or not? if possible, how to configure them? and how is the distance between them?

i want to connect 2 routers SOHO 877 with each other by ADSL port of them (atm 0), Can i connect them like i want or not? if can, how i configue these 2 routers? How is the maximum distance between this type of connection?

my router is connecting to 3 IPSs, (isp 1, isp 2, isp 3). is2 uses to back up isp 1. so i want all (browse web, chat, downloafiles) they go through isp1 or isp2, But if users who want to send, receive mail, vpn... they must go through isp 3.How i con...