[...] > But I have a HTML form which calls doctechnique.example.com like this [...] > redirection to http://doctechnique.exemple.com is OK but I cannot retrieve > the variable Hqsdf218regTYH414 in the PHP code of doctechnique.example.com > (variable POST). If by redirect you mean a 301 or 302 redirect, then your browser is probably not POSTing the second request, but just using GET. If such a redirect is indeed currently used and necessary, you may have to use 307. Check https://tools.ietf.org/html/rfc7231#section-6.4 rainer --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx