Broadband wireless access technology is worth learning a lot. Here we mainly introduce the DOCSIS-based broadband wireless access technology, from the DOCSIS Protocol release to the current development trend, many related equipment manufacturers use DOCSIS Protocol in their 3.5 GHz MMDS products because DOCSIS uses man
Viewing a DOCSIS configuration file requires a specialized tool.
Tool installation
Under Windows, you can use the tool vultureware DOCSIS Config Editor.Under Ubuntu (native version 12.04), you can use the Open source project Docsis Project 's docsis Tools ( home page here ).Its code was previously in Http
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
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
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
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 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
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
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.
Question:Most firewalls or UTM deployment modes include the routing mode, the bridge mode, and the hybrid mode. The core configuration is the write rule, A good rule will greatly improve the security of the internal network. Of course, if UTM is used, other security components may be attached. For example, the most common rule is the AV anti-virus component, IPS components, anti-spam components, and some other components such as VPN, this article mainly describes the configurations of USG series
504 gateway time-out
Problem:
The requested gateway does not have a request. In short, it does not have a request for PHP-CGI that can be executed.
In general, this situation may be caused by the small buffer of nginx's default FastCGI process response, which will cause the FastCGI process to be suspended. If your FastCGI service does not handle this suspension well, in the end, 504
Windows Azure Platform Family of articles CatalogThis chapter will show you how to create application gateway for the public network, and we need to prepare for the following tasks:1. Create a new Azure Resource Group named LEIAPPGWRG2. Under this resource group, create a new arm virtual network, named Leiappgatewayvnet, and create a subnet.Please note that under this virtual network, there must be an empty subnet, or a single subnet dedicated to appl
Requirements Description:Since the use of telecom 200M fiber, the resolution card into a dog. Open the domain name around 3 seconds, the less common domain name is around 8s. Suspected telecommunications gateway has a problem, so want to let the router dial authentication , and then set the DNS resolution domain namemodified for the router Dial authentication, the domain name resolution is still unresolved, continue to follow! (Set Ali's DNS 223.5.5.5
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
CGI (Universal Gateway Interface) and cgi universal Gateway InterfacePublic Gateway Interface
CGI (Common Gateway Interface) is one of the most important technologies in WWW technology and plays an irreplaceable role. CGI is the interface standard between external applications (CGI programs) and Web servers. It is the
Spring cloud builds the microservice architecture GateWay (API GateWay), springcloud
Preface
As mentioned in our previous blog, when service A needs to call service B, it only needs to obtain the registered instance of Service B from Eureka and then use Feign to call service B, ribbon is used to achieve load balancing. However, when we expose multiple services to the client at the same time, how does the cl
first, the Gateway engineGateway Engine Address: http://10.110.20.191:8080/api-gateway-engine/second, service providersService Provider Address: http://10.110.20.191:8080/DemoWeb/, provided by Rest Services have a 2-second delay:
/demoweb/jsp/springjson/ajaxget.jsp, click to go in, see the function button is rest link
/demoweb/jsp/springjson/ajaxpost1.jsp, click to go in, see the function butt
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