WAF and Remotedesktopgateway 2019 SFOS 18

Hi,

actually i fail with installing a Remotedesktogateway and the Webserver Protection.

Reverseproxy Error when try to login to RDGW.

[Sat Dec 11 13:02:04.941531 2021] [proxy_http:error] [pid 3252:tid 139836996437760] (104)Connection reset by peer: [client 93.XXX.XXX.XXX:58154] AH01102: error reading status line from remote server 172.17.2.14:443
[Sat Dec 11 13:02:04.941561 2021] [proxy:error] [pid 3252:tid 139836996437760] [client 93.XXX.XXX.XXX:58154] AH00898: Error reading from remote server returned by /KdcProxy
[Sat Dec 11 13:02:04.929358 2021] timestamp="1639224124" srcip="93.XXX.XXX.XXX" localip="91.XXX.XXX.XXX" user="-" method="POST" statuscode="502" reason="-" extra="-" exceptions="-" duration="12316" url="/KdcProxy" server="rdgw.mydomain.com" referer="-" cookie="-" set-cookie="-" recvbytes="905" sentbytes="5758" protocol="HTTP/1.1" ctype="text/html" uagent="kerberos/1.0" querystring="" websocket_scheme="-" websocket_protocol="-" websocket_key="-" websocket_version="-" ruleid="32"
[Sat Dec 11 13:02:04.952762 2021] timestamp="1639224124" srcip="93.XXX.XXX.XXX" localip="91.XXX.XXX.XXX" user="-" method="RDG_OUT_DATA" statuscode="401" reason="-" extra="-" exceptions="-" duration="11398" url="/remoteDesktopGateway/" server="rdgw.mydomain.com" referer="-" cookie="-" set-cookie="-" recvbytes="1004" sentbytes="5974" protocol="HTTP/1.1" ctype="text/html" uagent="MS-RDGateway/1.0" querystring="" websocket_scheme="-" websocket_protocol="-" websocket_key="VFFqnASo6NkIEuRyuKXeIg==" websocket_version="13" ruleid="32"
[Sat Dec 11 13:02:05.044540 2021] [proxy_http:error] [pid 3252:tid 139836996437760] (104)Connection reset by peer: [client 93.XXX.XXX.XXX:58154] AH01102: error reading status line from remote server 172.17.2.14:443
[Sat Dec 11 13:02:05.033875 2021] timestamp="1639224125" srcip="93.XXX.XXX.XXX" localip="91.XXX.XXX.XXX" user="-" method="POST" statuscode="200" reason="-" extra="-" exceptions="-" duration="10801" url="/KdcProxy" server="rdgw.mydomain.com" referer="-" cookie="-" set-cookie="-" recvbytes="488" sentbytes="31" protocol="HTTP/1.1" ctype="-" uagent="kerberos/1.0" querystring="" websocket_scheme="-" websocket_protocol="-" websocket_key="-" websocket_version="-" ruleid="32"
[Sat Dec 11 13:02:05.050997 2021] timestamp="1639224125" srcip="93.XXX.XXX.XXX" localip="91.XXX.XXX.XXX" user="-" method="RDG_IN_DATA" statuscode="401" reason="-" extra="-" exceptions="-" duration="9853" url="/remoteDesktopGateway/" server="rdgw.mydomain.com" referer="-" cookie="-" set-cookie="-" recvbytes="802" sentbytes="6031" protocol="HTTP/1.1" ctype="text/html" uagent="MS-RDGateway/1.0" querystring="" websocket_scheme="-" websocket_protocol="-" websocket_key="-" websocket_version="-" ruleid="32"
[Sat Dec 11 13:02:05.067768 2021] timestamp="1639224125" srcip="93.XXX.XXX.XXX" localip="91.XXX.XXX.XXX" user="-" method="RDG_IN_DATA" statuscode="200" reason="-" extra="-" exceptions="-" duration="2853" url="/remoteDesktopGateway/" server="rdgw.mydomain.com" referer="-" cookie="-" set-cookie="-" recvbytes="1174" sentbytes="176" protocol="HTTP/1.1" ctype="-" uagent="MS-RDGateway/1.0" querystring="" websocket_scheme="-" websocket_protocol="-" websocket_key="-" websocket_version="-" ruleid="32"
[Sat Dec 11 13:02:25.191959 2021] [proxy_http:error] [pid 3252:tid 139836988045056] (70007)The timeout specified has expired: [client 93.XXX.XXX.XXX:58155] AH01095: prefetch request body failed to 172.17.2.14:443 (172.17.2.14) from 93.XXX.XXX.XXX ()
[Sat Dec 11 13:02:05.076745 2021] timestamp="1639224125" srcip="93.XXX.XXX.XXX" localip="91.XXX.XXX.XXX" user="-" method="RDG_IN_DATA" statuscode="408" reason="-" extra="-" exceptions="-" duration="20115368" url="/remoteDesktopGateway/" server="rdgw.mydomain.com" referer="-" cookie="-" set-cookie="-" recvbytes="487" sentbytes="420" protocol="HTTP/1.1" ctype="text/html" uagent="MS-RDGateway/1.0" querystring="" websocket_scheme="-" websocket_protocol="-" websocket_key="-" websocket_version="-" ruleid="32"
[Sat Dec 11 13:02:25.193040 2021] [proxy_http:error] [pid 3252:tid 139837004830464] (104)Connection reset by peer: [client 93.XXX.XXX.XXX:58153] AH01110: error reading response
[Sat Dec 11 13:02:04.971265 2021] timestamp="1639224124" srcip="93.XXX.XXX.XXX" localip="91.XXX.XXX.XXX" user="-" method="RDG_OUT_DATA" statuscode="200" reason="-" extra="-" exceptions="-" duration="20221862" url="/remoteDesktopGateway/" server="rdgw.mydomain.com" referer="-" cookie="-" set-cookie="-" recvbytes="1376" sentbytes="144" protocol="HTTP/1.1" ctype="-" uagent="MS-RDGateway/1.0" querystring="" websocket_scheme="-" websocket_protocol="-" websocket_key="VFFqnASo6NkIEuRyuKXeIg==" websocket_version="13" ruleid="32"

Is anybody there who has installed RDGW and WAF?