The smpp protocol is an open industrial standard protocol. It provides flexible data communication interfaces for Information Centers and short message system application terminals during text message data transmission. The information center has short message center smsc gsm Unstructured Supplementary Service data. server ussd and other types of short message system applications include the WAP Proxy Server email
Messages: 7-bit, 8-bit, and 16-bit (ucs2.
In the gsm_03.40 specification, the length of an SMS is defined:
140 characters: 8-bit encoding
160 characters: 7-bit encoding
70 characters: 16-bit encoding
Generally, there are two solutions for ultra-long text messages: one is to send multiple separate text messages, so that the mobile phone will receive multiple messages, second, multiple messages are sent through the udhi mechanism, so that a long message is displayed on the mobile phone in order.
The Logica smpp API has the following problems:
1. Support for long messages. Add the setmediamessagedata method to the submitsm. Java class.
/*** Added by zcg 2012-01-18 * process long messages ** @ Param buffer * @ throws wronglengthofstringexception */Public void setinclumessagedata (bytebuffer buffer) throws wronglengthofstringexception {try {This. invalid Message. setdata (buffer);} catch (exception e) {If (E instanceof wronglengthofstringexcept
In the Nginx reverse proxy mode, the page loading is incomplete or the 502 bad gateway appears directly.
There are many cases of 502 bad Gateway, most of which are related to the setting of the Nginx timeout problem. The following is a discussion of a situation that is relatively rare but has to be noted.
Presence Environment
Nginx work in reverse proxy mode, listening to non-80 ports (this is important
The gateway is used to control the flow of the process. The Gateway can consume or generate a token.
The gateway is displayed as a diamond graph with a small internal icon. The icon indicates the type of the gateway.
Basic Branch
First, use process variables to write a basic process with branches
Flowchart:
Deploym
subsequent processing.
PUSH can send a link to a site or business to a mobile phone supporting wap push via SMS, So that you only need to read this text message and open the link in the text message, you can directly access the business. Therefore, wap push achieves the combination of SMS and WAP services, saving users time to find services and facilitating users to directly find and use their favorite services.
2 Introduction to Short Message Gateway
First, real-time monitoringThe user clicks on the service instance, the system displays the list of APIs under service instance-version,The user clicks on the following two icons for an API1, API request number monitoringHorizontal axis: Time, granularity is minuteLongitudinal axis: Number of requests for accessDisplay: Number of failures (red), number of successes (green), total (yellow), "Click Red, display the list of failed logs, click the failure log, and the tree shows the local request en
gateways (Gateway) are also called Network Connectors, protocol converters. Gateway on the transport layer to achieve network interconnection, is the most complex network interconnection equipment, only for two high-level protocols different network interconnection. Gateways can be used both for WAN interconnection and for LAN interconnection. A gateway is a co
1, what is the gateway
According to different classification criteria, there are many kinds of gateways. The gateway in the TCP/IP protocol is the most commonly used, where we speak of "gateways" that refer to the TCP/IP protocol gateway. What is a gateway? A gateway is e
Gateway-Gateway Protocol (GGP)
To Route packets correctly and efficiently, the core gateway needs to know the situation of other parts of the Internet, including routing information and subnet characteristics. This type of information is usually used when a gateway processes heavy loads and is the only way to access th
First, IntroBefore the gateway, many netizens concerned about how to implement the interface. To understand the change of the next machine variable, it is how to trigger the human-machine interface animation in one step.This step-by-step trigger is essentially a bulk data change (DataChange) event for the variable group (s), which raises the variable (TAG) value Update (ValueChange) event, which eventually triggers an animated script (Action) of the e
You can try to clear the browser cache access to your FTP to see if you can log in
Successfully resolved 502 Bad Gateway error
Log on Today, show 502 bad Gateway,nginx the most annoying place is often this error, because I do not intend to spend too much time on the technology, so the general is encountered related problems, through the search engine solution can not go into the deep. Don't say much nonse
Springcloud (10): Service Gateway Zuul
In the previous article we introduced the Eureka used for service registration in discovery, feign support service invocation and balance load, hystrix processing services to fuse to prevent failure spread, Spring Cloud Config Service cluster Configuration center, it seems that a micro-service framework has been completed.
We are still less concerned about the external application of how to access the internal v
You can try to clear the browser cache and access your FTP to see if you can log on
Cause
A server (not necessarily a Web server) serves as a gateway or proxy to meet customer requirements (such as a Web browser or our CheckUpDown robot) to access the requested URL. This server receives an invalid response from the upstream server to fulfill its requirements.Fixed 502 errorsGenerally, this problem is caused by poor communication between IP addresses o
Problem descriptionAfter initial troubleshooting, the application gateway itself works fine and also excludes the latency of the Azure platform network. The behavior that occurs is usually a partial URL response is normal, a partial URL response is slow, or HTTP Code 502 is returned.Problem analysis
Determine application access and response by analyzing access logs (see: Backend Health, diagnostic logs, and metrics for application
Recently, the phenomenon of server downtime more frequent, temporary work, G to hang up, 502 Bad Gateway Nginx, I can not help but remind me before the 504 gateway time-out, the two should be a bit of contact, we must find out. The implication of Nginx 504 Gateway time-out is that the requested gateway is not requested
Recently, server downtime occurs frequently. When I get off work, G crashes and 502 Bad Gateway Nginx reminds me of the previous 504 Gateway Time-out, the two should be in a certain relationship. Nginx 504 Gateway Time-out means that the requested Gateway does not have a request. Simply put, it does not have a request
Gateway Guide: HTTPS://HELP.ALIYUN.COM/DOCUMENT_DETAIL/29487.HTML?SPM=5176.DOC48835.6.550.23OQBLGateway Console: https://apigateway.console.aliyun.com/?spm=5176.doc42740.2.2.Q4z5ws#/cn-hangzhou/apis/listReference Link:https://help.aliyun.com/document_detail/48019.html?spm=5176.doc29487.6.580.NFBkpzFirst, the configuration center1. When configuring the API, divide all APIs into two categories, "Get Authorization Token API" and "Business Access API".2.
How Spring Cloud Gateway worksThe client makes a request to Spring Cloud Gateway and, if the request matches the route defined by the gateway program, sends it to the Gateway Web handler, which runs a specific request-filter chain.The reason the filters are separated by dashes is that the filter may execute logic befor
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