Proxy Error

The proxy server received an invalid response from an upstream server.
The proxy server could not handle the request GET /standard_html_header.

Reason: DNS lookup failure for: haproxy

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GEMET
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Definition

Any technique by which an unknown colour is evaluated in terms of standard colours; the technique may be visual, photoelectric or indirect by means of spectrophotometry.

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Scope note

Scope note is not available.

Concept URL: http://www.eionet.europa.eu/gemet/concept/1570
502 Proxy Error

Proxy Error

The proxy server received an invalid response from an upstream server.
The proxy server could not handle the request GET /standard_html_footer.

Reason: DNS lookup failure for: haproxy