how to distinguishing an outdated request message from a current request message ?

Description

https://exceptionshub.com/httprequest-vs-httprequestmessage-vs-httprequestbase.html

HttpRequest vs HttpRequestMessage vs HttpRequestBase …
https://exceptionshub.com/httprequest-vs-httprequestmessage-vs-httprequestbase.html
HttpRequest is present on the Page and UserControl classes as a GET-only property. Similarly, most of its own properties are also GET-only (see 1).This class is used by ASP.NET pages to get information about the incoming http request, e.g. read the client IP, cookies, the query string, whatnot.

https://www.marketcircle.com/blog/8-polite-follow-up-email-samples/

8 Polite Follow-Up Email Samples & Mistakes To Avoid …

8 Polite Follow-Up Email Samples & Mistakes To Avoid

Mistake #1:Using follow-up in the email subject line. When writing a polite follow-up email, most people tend to naturally use follow-up in the subject line. While this email is a follow-up, that subject line doesn’t add any value and will likely be ignored. It can also cause the reader to feel like you’re pointing blame because …

https://social.technet.microsoft.com/Forums/exchange/en-US/5b6112e6-33c2-4320-9c3b-9ce23daaf194/outlook-calendaring-issue-meeting-quotnot-currentquot-unable-to-accept-meetingupdates

Outlook Calendaring Issue : Meeting Not Current, unable …
https://social.technet.microsoft.com/Forums/exchange/en-US/5b6112e6-33c2-4320-9c3b-9ce23daaf194/outlook-calendaring-issue-meeting-quotnot-currentquot-unable-to-accept-meetingupdates
Also displayed a message stating: This meeting request was updated after this message was sent. You should open a later update or open the item on the calendar. If you click on not current it will bring up a pop up message : The meeting request is out of date and will now be deleted.

https://www.modbustools.com/modbus.html

Modbus Protocol
https://www.modbustools.com/modbus.html
Request The request message specifies the coil references to be written. Coils are addressed starting at zero-coil 1 is addressed as 0. The requested ON / OFF states are specified by contents of the request data field. A logical 1 in a bit position of the field requests the corresponding coils to be ON. A logical 0 requests it to be OFF.

https://nakedsecurity.sophos.com/2015/10/28/facebook-message-requests-lets-you-contact-anyone-even-if-youre-not-friends/

Facebook ‘Message Requests’ lets you contact anyone, even …
https://nakedsecurity.sophos.com/2015/10/28/facebook-message-requests-lets-you-contact-anyone-even-if-youre-not-friends/
The new Message Requests feature allows Facebook users to message (and ignore) any one of the social network’s 1.5 billion users.

https://support.rundl.com/hc/en-us/articles/115001077114-You-get-an-error-message-Request-Time-Too-Skewed-

You get an error message Request Time Too Skewed – Rundl
https://support.rundl.com/hc/en-us/articles/115001077114-You-get-an-error-message-Request-Time-Too-Skewed-
When you post a message with a file attached (or anywhere you upload files on Rundl), you may see the message: Request Time Too Skewed: The difference between the request time and the current…

https://mailshake.com/blog/follow-up-email-strategy/

How to Write a Follow-up Email After No Response

How To Write a Sales Follow-up Email After No Response [10 Templates]

Optimize your copy and overall outreach strategy by AB testing different subject lines, body copy, and full campaign sequences. And with native integrations to your CRM, and third party integrations to hundreds of software tools via Zapier, you can automate your outreach even further by triggering campaigns when someone downloads an eBook, books a meeting, or signs up for a demo.

https://web.stanford.edu/class/cs103/tools/truth-table-tool/

LTE attach procedure | LTE AND BEYOND | Tech-blog on 4G …
www.lteandbeyond.com/2012/01/lte-attach-procedure.html
If the request is sent to an old MME, the old MME first verifies the Attach Request message by NAS MAC and then responds with Identification Response (IMSI, MM Context). If the request is sent to an old SGSN, the old SGSN first verifies the Attach Request message by the P-TMSI signature and then responds with Identification Response (MM Context).

https://www.webnots.com/what-is-http/

What is HTTP, Structure of HTTP Request and Response …
https://www.webnots.com/what-is-http/
A simple request message from a client computer consists of the following components: A request line to get a required resource, for example a request GET /content/page1.html is requesting a resource called /content/page1.html from the server. Headers (Example – Accept-Language: EN). An empty line. A message body which is optional.

https://www.msoutlook.info/question/show-if-read-receipt-requested

Show if a Read Receipt is being requested or not …

Show if a Read Receipt is being requested or not

To quickly see if a message holds a Read Receipt Request, you can add the Receipt Requested column to your view. By setting the display format of that field to Icon, you’ll see a a ticked checkbox for messages with a Read Receipt Request. By customizing your view, you can easily identify which messages hold Read Receipt requests.