cni 一些库

admin | 乱7八糟 | 2018-05-09
The Ratchet dependencies Some of the most important dependencies are in these lines in ratchet.go, which includes: Skeleton for CNI to read stdin & environment variables. Allows us to use the DelegateAdd method which we use to cal... [阅读全文]
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docker dhcp

admin | 乱7八糟 | 2018-05-04
Docker controls the IP address assignment for network and endpoint interfaces via libnetwork’s IPAM driver(s). On network creation, you can specify which IPAM driver libnetwork needs to use for the network’s IP address management. Libnetwork’s default IPAM driver assigns IP addresses based on its own database configuration. F... [阅读全文]
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admin | 乱7八糟 | 2018-05-04
一个不错写api规范的工具 [阅读全文]
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top ‘unknown’: I need something more specific.

admin | 乱7八糟 | 2017-11-24
export TERM=vt100 top -n 1 [阅读全文]
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Please keep awe of heart

admin | 乱7八糟 | 2017-11-20
Please keep awe of heart [阅读全文]
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centos 6.5 docker Error response from daemon: v1 ping attempt failed with error

admin | 乱7八糟 | 2015-08-24
FATA[0004] Error response from daemon: v1 ping attempt failed with error: Get EOF. If this private registry supports only HTTP or HTTPS with an unknown CA certificate, please add `–insecure-registry` to the daemon’s arguments. In the case of HTTPS, if you have access t... [阅读全文]
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admin | 乱7八糟 | 2014-12-30
We will configure this server to support both Authoritative and Recursive queries. This will require 2 separate packages from PowerDNS as out of the box PowerDNS is Authoritative only. Luckily they also make a recursive server called PowerDNS Recursor that easily integrates with the Authoritative server. You will need a VPS o... [阅读全文]
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neutron 诊断dhcp和openvswitch问题步骤

admin | 乱7八糟 | 2014-05-22
由于文章是转载的,并且讲诉的是quantum,请将quantum在文中的命令换成neutron即可 This post describes how Quantum DHCP in Grizzly works when using the Open vSwitch plugin. A basic understanding of the mechanism is needed to troubleshoot issues. There is a common problem where the instance has booted and shows its state to be ac... [阅读全文]
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DHCP debugging with tcpdump

admin | 乱7八糟 | 2014-05-17
tcpdump filter to match DHCP packets including a specific Client MAC Address: tcpdump -i br0 -vvv -s 1500 ‘((port 67 or port 68) and (udp[38:4] = 0x3e0ccf08))’ tcpdump filter to capture packets sent by the client (DISCOVER, REQUEST, INFORM): tcpdump -i br0 -vvv -s 1500 ‘((port 67 or port 68) and (udp[8:1] = ... [阅读全文]
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juniper 一些命令 备用啦

admin | 乱7八糟 | 2013-12-12
clear session 清除回话 get session 获取回话 get session > tftp ee.nss 将会话拷贝到一台TFTP服务器上。然后使用nssa进行分析 故障处理工具 Netscreen防火墙提供灵活多样的维护方式,其中故障处理时最有用的两个工具是debug(调试)和snoop(探听),debug用于跟踪防火墙对指定包的处理,snoop用于捕获流经防火墙的数据包,由于debug和snoop均... [阅读全文]
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