ApsaraMQ for RocketMQ released new versions of the TCP client SDK for Java and the TCP client SDK for C++ on October 18,2021.In this release,the major versions of the TCP client SDKs are upgraded.This topic describes the ...
ApsaraMQ for RocketMQ released new versions of the TCP client SDK for Java and the TCP client SDK for C++ on October 18,2021.In this release,the major versions of the TCP client SDKs are upgraded.This topic describes the ...
You can use Apache RocketMQ TCP client SDKs to connect to ApsaraMQ for RocketMQ.Important All Apache RocketMQ SDKs are provided by the Apache RocketMQ community.You can obtain the source code from the community and compile...
which is ideal for environments where security is a priority.Enable PROXY protocol v1 for TCP For TCP applications using PROXY protocol v1,ESA adds a PROXY protocol v1 header to each inbound TCP connection.In the ESA ...
Overview Clients invoke API Gateway,and API Gateway invokes backend services all based on TCP connections.For TCP connections,improper timeout configurations can cause issues or even failures.This topic advises on how to ...
想让RTOS设备通过TCP模组接入阿里云物联网平台？本篇最佳实践指南提供从创建产品、搭建环境到设备端开发的全流程步骤，助您快速高效地完成设备上云。
conntrack是连接跟踪机制的一种实现，用于跟踪和记录网络连接的状态，例如TCP连接的状态（SYN、ESTABLISHED、CLOSED等）。在Terway Datapath V2或者IPvlan模式下，容器内流量对应的conntrack信息在eBPF map内存储，其他模式下conntrack信息...
本文介绍Linux系统的ECS实例的/var/log/messages中，出现大量“TCP:time wait bucket table overflow”错误的原因和解决方案。问题现象 Linux系统的ECS实例的/var/log/messages中，出现大量“TCP:time wait bucket table overflow”错误。...
TCP_SENT_BYTES mode:SERVER tagOverrides:{}-disabled:false match:metric:TCP_RECEIVED_BYTES mode:CLIENT tagOverrides:{}-disabled:false match:metric:TCP_RECEIVED_BYTES mode:SERVER tagOverrides:{}-disabled:false match:metric:...
Description Destroys a TCP connection that is specified by the fd parameter and releases the related resources.Parameters Parameter Type Category Description fd uintptr_t Input The TCP connection handle.Return value ...
A TCP health check is a network protocol that Global Traffic Manager(GTM)uses to check the health of target addresses.This health check monitors metrics such as network reachability,port availability,and the latency of IP ...
Alibaba Cloud Linux 2 supports the following kernel TCP congestion control algorithms:Reno,Bottleneck Bandwidth and Round-trip propagation time(BBR),and CUBIC.These algorithms perform differently in various network ...
This topic describes how to troubleshoot the HTTP/TCP health check failures of a persistent application instance that is registered with a Microservices Engine(MSE)Nacos instance.Problem description When an HTTP/TCP health...
想让无操作系统MCU通过TCP模组接入阿里云物联网平台？本官方指南遵循SDK移植思路，提供从创建产品、搭建环境到设备开发的完整步骤，助您快速完成设备上云。
If you want your Network Load Balancer(NLB)instance to forward TCP requests in scenarios that have high requirements for performance and large-scale TLS offloading,you can add a TCP/SSL listener to your NLB instance....
Issue:The[TCP segment of a reassembled PDU]message appears during packet capture,as shown in the following figure.Possible cause:This message indicates TCP protocol segments of a reassembled PDU.It indicates that Wireshark...
公共部分：DNS:114.114.114.114 53 或者 223.5.5.5 53(UDP)NTP1:ntp1.aliyun.com 123 (TCP)NTP2:ntp2.aliyun.com 123 (TCP)OSS:vuldb-b.oss-cn-shanghai.aliyuncs.com 443 (TCP/HTTPS)vuldb-a.oss-cn-shanghai.aliyuncs.com 443 (TCP/HTTPS...
在调用TCP协议的SDK收发消息前，您需在 云消息队列 RocketMQ 版 控制台创建相关资源。您在调用SDK时需填写这些资源信息。前提条件 开通消息队列服务并授权 背景信息 针对TCP和HTTP两种通信协议，云消息队列 RocketMQ 版 分别提供了多语言...
Reflect-Flood:CoAP reflection attacks ADDP-Reflect-Flood:ADDP reflection attacks Tcp-Syn:TCP SYN flood attacks Tcp-Fin:TCP FIN flood attacks Tcp-Ack:TCP ACK flood attacks Tcp-Rst:TCP RST flood attacks Tcp-Pushack:TCP PSH-...
应用场景：设备的硬件由一个MCU加上一个通信模组构成，设备的应用逻辑运行在MCU上，模组上支持了TCP但是并不支持MQTT，MCU通过模组提供的AT指令来控制模组何时连接云端服务以及收发数据。说明 本示例中：示例app+SDK+TCP模组驱动一起消耗...
解决方案 使用Pconnect替换Connect（推荐）用长连接替代短连接，该方案可减少TCP连接，同时可以避免每次请求都会重新建立连接的问题，减少延时。例如Connect连接代码示例如下：$redis-connect('[$Hostname]',[$Port]);redis-auth('[$Inst_...
TCP_RECEIVED_BYTES mode:CLIENT tagOverrides:{}-disabled:false match:metric:TCP_RECEIVED_BYTES mode:SERVER tagOverrides:{}-disabled:false match:metric:TCP_OPENED_CONNECTIONS mode:CLIENT tagOverrides:{}-disabled:false match:...
游戏TCP策略 过滤不符合协议规范的畸形报文 过滤明确攻击特征的TCP/UDP/ICMP报文 过滤IP分片报文及非TCP/非UDP/非ICMP的协议 对部分异常访问源IP进行校验及限速 对UDP报文进行严格校验及限制 业务形态以TCP接入为主时，建议您选择此策略。...
Sidecar Acceleration using eBPF adopts eBPF sockops to accelerate TCP-based communication.If TCP-based communication is accelerated after a TCP connection is established,TCP requests are no longer transmitted by the TCP/IP...
the retransmission timeout(RT)doubles with each attempt from the initial value set by tcp_synack_timeout_init,up to the maximum value defined by tcp_synack_timeout_max.Important This is a custom feature developed for ...
After you add an application to a Service Mesh(ASM)instance,a sidecar proxy is injected into the pod of the application.The sidecar proxy intercepts all requests sent to the application.If you enable HTTP or TCP health ...
party products will not be provided by Alibaba Cloud after-sales support.This document is for reference only.Alibaba Cloud makes no guarantee by express or any other means.Problem description If the TCP backlog cache ...
Sidecar Acceleration using eBPF adopts eBPF sockops to accelerate TCP-based communication.If TCP-based communication is accelerated after a TCP connection is established,TCP requests are no longer transmitted by the TCP/IP...
If your services are sensitive to reliability,data consistency,and data integrity but can tolerate a relatively low transmission speed,such as file transmission,email services,and remote logon,you can add a TCP listener to...
apiVersion:networking.istio.io/v1alpha3 kind:ServiceEntry metadata:name:mysql-external spec:hosts:mysql-01.foo.bar addresses:10.0.0.5/32-10.0.0.6/32 ports:name:tcp number:3306 protocol:tcp location:MESH_EXTERNAL 如果您有多...
pps.out_syn_speed The outbound TCP session establishment rate.Unit:pps.In_syn_ack_speed The inbound TCP session acknowledgement rate.Unit:pps.out_syn_ack_speed The outbound TCP session acknowledgement rate.Unit:pps.In_fin_...
cloud-loadbalancer-id:"${your-nlb-id}"#The ID of the NLB instance.service.beta.kubernetes.io/alibaba-cloud-loadbalancer-force-override-listeners:"true"name:nginx namespace:default spec:ports:name:tcp port:80 protocol:TCP ...
apiVersion:networking.istio.io/v1alpha3 kind:ServiceEntry metadata:name:mysql-external spec:hosts:mysql-01.foo.bar addresses:10.0.0.5/32-10.0.0.6/32 ports:name:tcp number:3306 protocol:tcp location:MESH_EXTERNAL 如果您有多...
B}:${vsw-B}"#For example,cn-hangzhou-k:vsw-i123456,cn-hangzhou-j:vsw-j654321. name: nginx namespace: default spec: externalTrafficPolicy: Local ports: - name: tcp port:80 protocol:TCP targetPort:80-name:...
only mode for an NLB instance Retain automatically created NLB instances when you delete a Service Common annotations that are used to configure listeners Create listeners Create TCP listeners Create UDP listeners Create ...