借用网上一张图，画的挺好~ 来自http://blog.csdn.net/xinghun_4/article/details/50492041
对应解释如下
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|
# iptables -nL -t nat -v
)
/* kubernetes service portals */
SERVICES链
LOCAL
)
destination
)
/* kubernetes service portals */
LOCAL
)
/* kubernetes postrouting rules */
链
)
)
0x8000
)
0x4000
)
30780
30780
2RMP45C4XWDG5BGC链
)
0x4000
node
)
/* default/k8s-nginx: */
80
INPUT
)
/* kube-system/kube-dns:dns-tcp */
53
)
/* kube-system/kube-dns:dns */
53
)
/* default/kubernetes:https */
6443
)
/* default/k8s-nginx: */
80
postrouting
)
80
443
53
53
LOCAL
链
)
0.50000000000
/* default/k8s-nginx: */
pod
===
)
/* kube-system/kube-dns:dns-tcp */
)
255.255.255.255
/* default/kubernetes:https */
)
/* kube-system/kube-dns:dns */
|
本地下载 在被转发目标node的物理网口抓包（需decode as vxlan)
