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Q.2931 [3] is a modified and extended variant of Q.931 for use on "B-ISDN" or ATM networks. Q.2931 fulfils a purpose within BISDN similar to that of Q.931 in ISDN. Whilst ISDN allocates bandwidth in fixed 64k increments, B-ISDN/ATM incorporates an elaborate traffic management scheme, allowing precise specification of virtual circuit traffic parameters such as peak and mean bandwidth, jitter ...
This class of status code indicates the client must take additional action to complete the request. Many of these status codes are used in URL redirection. [2]A user agent may carry out the additional action with no user interaction only if the method used in the second request is GET or HEAD.
Device Language Message Specification (DLMS, originally Distribution Line Message Specification), [1] is the suite of standards developed and maintained by the DLMS User Association (DLMS UA) and has been adopted by the IEC TC13 WG14 into the IEC 62056 series of standards. The DLMS User Association maintains a D Type liaison with IEC TC13 WG14 ...
513 Message Too Large The request message length is longer than the server can process. [1]: §21.5.7 555 Push Notification Service Not Supported The server does not support the push notification service identified in a 'pn-provider' SIP URI parameter [22]: §14.2.1 580 Precondition Failure
Please check the number and dial again, or call your operator to help you. Most of these messages often include the phrase "Your call cannot be completed as dialed." Sometimes a message would say to first dial a 1 or a 0 (the toll prefix for a trunk call) plus the area code of the called number. A message may also be played when 0 or 1 followed ...
The open metering system of the Open Metering System Group e.V. stands for a manufacturer- and media-independent standardization for Meter-Bus (M-Bus) based communication between utility meters (electricity, gas, water, thermal energy), submetering (cold/hot water, thermal energy, heat cost allocators), and systems in the field of smart meters.
If you're repeatedly getting delivery failure errors when sending messages to AOL Mail customers, it is most likely due to spam blocking on AOL's servers. While you may be following at the rules for sending mail, it's likely the address you're sending mail from is hosted on a server our system had identified as "abusive".
A rule of thumb in determining if a reply fits into the 4xx or the 5xx (Permanent Negative) category is that replies are 4xx if the commands can be repeated without any change in command form or in properties of the User or Server (e.g., the command is spelled the same with the same arguments used; the user does not change his file access or ...