Networking
VIP
背景 在使用 Ansible 安装 K8s 集群的时候,配置了 192.168.88.48 作为 VIP 的地址。 Errorscouldn't get current server API ...
IPVS
Scanner
Nmap Subfinder
Commands
Get Router IP netstat -nr | grep default Destination Gateway Flags ...
Kernel Parameters
## 设置本地端口范围为 1024-65000 echo 1024 65000 > /proc/sys/net/ipv4/ip_local_port_range ## 启用 TCP TIME...
POC Proxy
机器 poc-proxy 192.168.255.250 Nginx/etc/nginx/vhost IPTables iptables -t nat -L -n -v Chain PR...
netstat/lsof/ss
pgsql port is visible by lsof not netstat or ss k8s pod port is visible by netstat not lsof 这种差异主...
SSH Tunnel
Kubernetes pod forward proxy. ssh -L 8080:localhost:8080 root@192.168.xx.xx
Rsync
Configuration /etc/rsyncd.conf ## /etc/rsyncd: configuration file for rsync daemon mode --- ##...