Dear all. I have problem C25 conect to external internet and APs 3710i not provide dhcp for client. i config follow: port esa0 ( ip 192.168.2.150 ), dhcp fix none and create topology S with ( Bridged Location at AP ) based port esa0 with ip 192.168.3.10 ( set dhcp pool ip range 192.168.3.1 to 192.168.3.254 ) . I created Wlan and VSN, APs registered . Use laptop can see SSID but conect that it not recive dhcp provide form topology S.. if recice only ip address wrong , not conect internet. my pologogy network : modem internet farbic conect swicth G3, G3 conect Esa0 of Controller C25. Help me . Thanks all.