Sorry, could have uploaded the Trace already at the beginning. Despite the fact that it calls the wrong application it looks quite good for me:
GET /otpadmin HTTP/1.1 host: XXXXXXXX:00000 connection: keep-alive accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 upgrade-insecure-requests: 1 user-agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.97 Safari/537.36 accept-encoding: gzip, deflate, sdch accept-language: de-DE,de;q=0.8,en-US;q=0.6,en;q=0.4 14:55:56:457 REPLY: HTTP/1.1 302 Found Location: XXXXXXXX:00000/otpadmin/ Server: SAP NetWeaver Application Server 7.45 / AS Java 7.50 Content-Length: 0 Date: Wed, 16 Mar 2016 13:55:56 GMT 14:55:56:488 REQUEST: GET /otpadmin/ HTTP/1.1 host: XXXXXXXX:00000 connection: keep-alive accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 upgrade-insecure-requests: 1 accept-encoding: gzip, deflate, sdch accept-language: de-DE,de;q=0.8,en-US;q=0.6,en;q=0.4 14:55:56:489 REPLY: HTTP/1.1 302 Found Location: XXXXXXXX:00000/otpadmin/index.jsp Server: SAP NetWeaver Application Server 7.45 / AS Java 7.50 Content-Length: 0 Date: Wed, 16 Mar 2016 13:55:56 GMT 14:55:56:520 REQUEST: GET /otpadmin/index.jsp HTTP/1.1 host: XXXXXXXX:00000 connection: keep-alive accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 upgrade-insecure-requests: 1 accept-encoding: gzip, deflate, sdch accept-language: de-DE,de;q=0.8,en-US;q=0.6,en;q=0.4 14:55:56:522 REPLY: HTTP/1.1 302 Found 14:55:56:522 REPLY: Server: SAP NetWeaver Application Server 7.45 / AS Java 7.50 Content-Type: text/html;charset=UTF-8 Location: XXXXXXXX:00000/webdynpro/resources/sap.com/sso~otp~wd/OTP Content-Encoding: gzip Content-Length: 722 Date: Wed, 16 Mar 2016 13:55:56 GMT 14:55:56:554 REQUEST: GET /webdynpro/resources/sap.com/sso~otp~wd/OTP HTTP/1.1 host: XXXXXXXX:00000 connection: keep-alive