Curl s využitím proxy:

## Set the proxy address of your uni/company/vpn network ## 
export http_proxy=http://your-ip-address:port/
 
## http_proxy with username and password 
export http_proxy=http://user:password@your-proxy-ip-address:port/


curl -I https://www.cyberciti.biz
curl -v -I https://www.cyberciti.biz

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