On 2019-05-01 09:14, Duke Dougal wrote: > ubuntu at ip-172-31-34-191:/var/www$ curl > http://127.0.0.1/html/index.html?md5=FsRb_uu5NsagF0hA_Z-OQgexpires=2147483647 should be: curl http://127.0.0.1/html/index.html?md5=FsRb_uu5NsagF0hA_Z-OQg&expires=2147483647 i.e. curl "http://127.0.0.1/html/index.html?md5=${md5}&expires=${expiry}" Patrick