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How to Set up XenServer in a Routed Network

How to Set up XenServer in a Routed Network
How to Set up XenServer in a Routed Network View products this document applies to  SummaryIn some cases (such as hosting environments), multiple subnets of IP addresses are provided on a single interface where subnets other than t...

XenServer上面搭建软路由

XenServer上面搭建软路由
上次在某机房遇到的问题,ip在母鸡可以用,小鸡不可用。后来这样解决。现在来和大家分享。请执行下列步骤配置的XenServer:1。使用下面的命令来确定桥XenServer所使用的接口在同一子网route | grep default复制代码1.gif(3.99 KB, 下载次数: 0)2。在 /etc/sysconfig/network-scripts 新建一个 “xenbrX“DEVICE=xenbrX:1ONBOOT=yesBOOTPROTO=noneNETMASK= &...

ESXi 5.5 系统安装硬件要求

ESXi 5.5 系统安装硬件要求
ESXi 和 vCenter Server 5.5 文档 > vSphere 安装和设置 > 系统要求 ESXi 硬件要求确保主机符合 ESXi 5.5 支持的最低硬件配置。 硬件和系统资源要安装和使用 ESXi 5.5,您的硬件和系统资源必须满足下列要求: ■ 支持的服务器平台。有关支持的平台的列表,请参见《VMware 兼容性指南》,网址为 h...

openvz Traffic accounting with iptables

openvz Traffic accounting with iptables
Traffic accounting with iptablesJump to: navigation,searchSuppose you need to know how much traffic your containers eat. It can be easily doneusing iptables.Contents [hide] 1 Situation description2 Solution3 More complicated cases...

OPENVZ 配置IPtables Setting up an iptables firewall

OPENVZ 配置IPtables Setting up an iptables firewall
Setting up an iptables firewallJump to: navigation,searchThis document consists of two parts. The first is setting up a firewall (using iptables) on the HN, which will restrict traffic to the containers. The effect would emulate, as far as...

Proxmox using iptables in openvz guests

Proxmox using iptables in openvz guests
Proxmox using iptables in openvz guests I recently upgraded Proxmox and noticed iptables was not working in the guests.Turns out a small edit is required to /etc/vz/vz.conf (we need to add some more modules to be used in the openvz gue...

OpenVZ 运用iptables防火墙支持

OpenVZ 运用iptables防火墙支持
OpenVZ 更加好支持iptables 在硬件节点内修改iptables挂载模组vim /etc/sysconfig/iptables-configIPTABLES_MODULES="ipt_REJECT ipt_tos ipt_TOS ipt_LOG ip_conntrack ipt_limit ipt_multiport iptable_filter iptable_mangle ipt_TCPMSS ipt_tcpmss ipt_ttl ipt_length...

抵御TCP的洪水

抵御TCP的洪水
抵御TCP的洪水  tcp_syn_retries :INTEGER默认值是5对于一个新建连接,内核要发送多少个 SYN 连接请求才决定放弃。不应该大于255,默认值是5,对应于180秒左右时间。(对于大负载而物理通信良好的网络而言,这个值偏高,可修改为2.这个值仅仅是针对对外的连接,对进...

windows Linux CGMiner 6卡7970 显卡配置调试

windows Linux CGMiner 6卡7970 显卡配置调试
windows Linux CGMiner 6卡7970 显卡配置调试在WIN7的cmd模式下使用这两个指令解锁显卡显存占用上限,setx GPU_MAX_ALLOC_PERCENT 100setx GPU_USE_SYNC_OBJECTS 1然后再运行cgminer终于突破13了,现在20也没问题,TC也可以到16384了,只要在开启cgminer前执行下面两条指令就可以了export GPU_USE_SYNC_OBJECTS=1export GPU_MAX_ALLOC_P...