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Learn the meaning and usage of HTTP response status codes, which indicate the server's response to a client's request. The codes are classified into five categories: 1xx, 2xx, 3xx, 4xx, and 5xx.
SIP is a signalling protocol for controlling communication sessions such as Voice over IP telephone calls. Learn about the SIP response codes, which specify the status of the request, and their corresponding reason phrases, as defined in IETF RFCs and IANA registry.
HTTP 404 is a standard response code that means the server could not find what was requested. Learn the history, causes, and variations of this common web error, and see how some websites have customized their 404 pages.
Find answers to common questions and issues about AOL Mail, such as how to create a signature, add images, fix errors, and more. Get live chat or phone support from AOL experts or browse the articles and tutorials for help.
Learn how to access, manage, and troubleshoot your AOL Mail account as a Verizon customer. Find answers to common questions, tips, and support for AOL Mail features and settings.
Find answers to your AOL Mail, login, Desktop Gold, AOL app, password and subscription questions. Contact customer care by email, chat, or phone number for live support.
SMTP server return code 250 means requested mail action okay, completed. It is a positive completion reply that indicates the server has accepted and delivered the message to the recipient. See the list of other SMTP status codes and their meanings on Wikipedia.
AOL Mail offers secure and personalized email with features like AOL Mail, news, and weather for free. You can also access your email on the go with an iOS & Android app and get help from experts.