[jboss-jira] [JBoss JIRA] (WFLY-4861) Unable to establish HTTP/2 connection via plain http (non https)

Unable to establish HTTP/2 connection via plain http (non https) ---------------------------------------------------------------- Key: WFLY-4861 URL: https://issues.jboss.org/browse/WFLY-4861 Project: WildFly Issue Type: Bug Components: Web (Undertow) Affects Versions: 10.0.0.Alpha4 Reporter: Radim Hatlapatka Assignee: Stuart Douglas Priority: Blocker Fix For: 10.0.0.Alpha5 HTTP/2 doesn't work over plain http (non-https) even when {{http-listener}}'s {{enable-http2}} option is set to {{true}}, see [1]. I am using Http2 client from netty for trying whether it is possible to establish HHTP/2 connection via upgrade. [1] {code:xml} <server name="default-server"> <http-listener name="default" socket-binding="http" enable-http2="true" redirect-socket="https"/> <https-listener name="https" socket-binding="https" security-realm="https" enable-http2="true"/> <host name="default-host" alias="localhost"> <location name="/" handler="welcome-content"/> <filter-ref name="server-header"/> <filter-ref name="x-powered-by-header"/> </host> </server> {code}