以太网协议 以太网帧 网卡 混杂模式 MAC地址 全球唯一 冒分十六进制 实验 总结 进度 下一步 参考文献 以太网协议 在 数据链路层 一节，我们虚构了一个网络协议，用于解决多服务器通讯的主要问题。接下来，介绍一个真实的数据链路层协议—— 以太网协议 。 使用以太网协议进行通信的实体间，必须通过某种介质直接相连。通信介质...

Kube-OVN 默认会在每台机器上创建一块 mirror0 的虚拟网卡，镜像本机的所有容器流量。 用户可以通过 tcpdump -nni mirror0 观察流量信息，也可以通过其他工具将流量从 mirror0 网卡导出做进一步分析

Don’t verify TCP, UDP or IP checksums Don’t verify TCP, UDP or IP checksums “-K/--dont-verify-checksums “ option is used to notify tcpdump not check TCP , UDP or IP checksum...

celery.events.dumper celery.events.dumper celery.events.dumper celery.events.dumper celery.events.dumper This is a simple program that dumps events to the console as the...

Load SMI MIB module Load SMI MIB module If tcpdump is built with libsmi support, “-m module “ option can be used to load MIB module (code is here ): int nd_load_smi_mod...

Mutual TLS and Istio Testing mTLS Clean Up Mutual TLS and Istio Before StartYou should have NO virtualservice, destinationrule, gateway or policy (in tutorial namespace) ku...

WireGuard Transparent Encryption Enable WireGuard in Cilium Validate the Setup Troubleshooting Limitations Legal WireGuard Transparent Encryption This guide explains how t...

WireGuard Transparent Encryption Enable WireGuard in Cilium Validate the Setup Troubleshooting Cluster Mesh Limitations Legal WireGuard Transparent Encryption This guide e...

3.4.1. Advanced features : Management 3.4.1. Advanced features : Management HAProxy is designed to remain extremely stable and safe to manage in a regular production en...

Decrypt IPSec ESP packets Decrypt IPSec ESP packets “-E spi@ipaddr algo:secret ... “ can be used to decrypt IPSec ESP packets. Because this option involves secret key, it shou...