div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: StudioQnA July 2002 - Invoke · Web services are touted as being able to pass through firewalls because they normally operate on port 80 the port for standard HTTP traffic src=https:reader035vdocumentsusreader035viewer2022071215604460045f5811428f10ce94html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: StudioQnA July 2002 - Invoke · Web services are touted as being able to pass through firewalls because they normally operate on port 80 the port for standard HTTP traffic src=https:reader035vdocumentsusreader035viewer2022071215604460045f5811428f10ce94html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: StudioQnA July 2002 - Invoke · Web services are touted as being able to pass through firewalls because they normally operate on port 80 the port for standard HTTP traffic src=https:reader035vdocumentsusreader035viewer2022071215604460045f5811428f10ce94html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: StudioQnA July 2002 - Invoke · Web services are touted as being able to pass through firewalls because they normally operate on port 80 the port for standard HTTP traffic src=https:reader035vdocumentsusreader035viewer2022071215604460045f5811428f10ce94html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv