Mail access protocols SMTP SMTP access protocol
{"Image DocumentName": "Mail access protocols SMTP SMTP access protocol", "Image ImageDescription": "user. agent. user. agent. sender\u2019s mail. server. receiver\u2019s mail. server. SMTP: delivery/storage to receiver\u2019s server. Mail access protocol: retrieval from server. POP: Post Office Protocol [RFC 1939] authorization (agent <-->server) and download. IMAP: Internet Mail Access Protocol [RFC 1730] more features (more complex) manipulation of stored msgs on server. HTTP: Hotmail , Yahoo! Mail, etc. 2: Application Layer.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}