มีเยอะขนาดนี้ก็ไม่บอก
export http_proxy=http://your_ip_proxy:port/
export https_proxy=$http_proxy
export ftp_proxy=$http_proxy
export dns_proxy=$http_proxy
export rsync_proxy=$http_proxy
export no_proxy="localhost,127.0.0.1,localaddress,.localdomain.com"ที่มา stackoverflow.com/questions/11211705/setting-proxy-in-wget
