<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[跳着Samba的狮子]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/wunderup</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; wunderup]]></copyright><item><title><![CDATA[CSR1000v XML file over KVM]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/52993586</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/52993586</guid><author>wunderup</author><pubDate>Tue, 01 Nov 2016 10:36:03 +0800</pubDate><description><![CDATA[备份一下，可以参考。
virsh dumpxml csr1000v-1

  CSR1000V-1
  d9f35a4c-de68-49f4-abb9-d8538af1e97a
  4194304
  4194304
  2
  
    /machine
  
  
    hvm
    
  
  
    
    
  
  
    Haswell-noTSX
  
  
    ]]></description><category></category></item><item><title><![CDATA[IPSec scale config script over Cisco Router]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/51482670</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/51482670</guid><author>wunderup</author><pubDate>Mon, 23 May 2016 16:32:53 +0800</pubDate><description><![CDATA[该脚本支持了SVTI模式的config scale


from xml.dom import minidom
from ftplib import FTP
import telnetlib
import sys
import time
import logging
import os
import re
import platform
import string

class IPSecC]]></description><category></category></item><item><title><![CDATA[Scale IPSec config over cisco router]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/51383978</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/51383978</guid><author>wunderup</author><pubDate>Thu, 12 May 2016 14:48:42 +0800</pubDate><description><![CDATA[Cisco Router 的IPSec配置很复杂，如果需要生成多条tunnel的配置的时候，需要很大的工作量


简单写了一个脚本来生成，看看结果如何把


Limitation:
1. 支持IKEv2
2. 只能在Cisco IOS router上运行
3. Topology: site to site


Benifit:
同时生成A和B两个router的配置，赞吧？]]></description><category></category></item><item><title><![CDATA[HSRP/VRRP/GLBP在CSR1000V上的问题]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/47150057</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/47150057</guid><author>wunderup</author><pubDate>Thu, 30 Jul 2015 15:29:38 +0800</pubDate><description><![CDATA[HSRP, VRRP, GLBP是网络中很重要的redundancy协议，特别是HSRP，是Cisco重点推荐的。
和传统router一样，很多人都会把HSRP部署到UCS中，结果发现，HSRP的VIP一直不能被外面设备所ping成功，而外面设备ping这个active CSR1000V以及standby CSR1000V都是成功的，这点，是相当让人费解的。


为什么呢？


其实]]></description><category></category></item><item><title><![CDATA[CSR1000V在XenServer的安装和简单使用]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/47149351</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/47149351</guid><author>wunderup</author><pubDate>Thu, 30 Jul 2015 14:51:55 +0800</pubDate><description><![CDATA[目前主流市场上最火的hyper-v，就是vmware的ESX，Citrix的xenserver， 微软的hyper-v，以及KVM等
虽然国内很多厂家用的都是vmware的虚拟化产品，但是，国外还是很多人在用xenserver。
就尝试着用用xenserver吧


1. 下载ISO
2. 刻录光盘，也可以U盘启动
3. 一步步安装，没有任何悬念，主要就是配置management i]]></description><category></category></item><item><title><![CDATA[CCIE RS LAB V5 Verification - Multicast]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/41911291</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/41911291</guid><author>wunderup</author><pubDate>Sat, 13 Dec 2014 17:03:37 +0800</pubDate><description><![CDATA[验证结果：
一定要一会儿收到来自R18的response，一会儿收到来自R19的response


SW5#ping 232.1.1.1 source vlan 55 repeat 10
Type escape sequence to abort.
Sending 10, 100-byte ICMP Echos to 232.1.1.1, timeout is 2 seconds:
Pa]]></description><category></category></item><item><title><![CDATA[如何升级思科路由器的rommon]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/41350877</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/41350877</guid><author>wunderup</author><pubDate>Fri, 21 Nov 2014 16:34:11 +0800</pubDate><description><![CDATA[有些时候，进行版本大升级的时候，需要受到sheng'ji]]></description><category></category></item><item><title><![CDATA[路由器上FirewallNonsession丢包原因分析]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/41308567</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/41308567</guid><author>wunderup</author><pubDate>Thu, 20 Nov 2014 10:02:56 +0800</pubDate><description><![CDATA[在ASR1000上出现这样的drop cause，有如下几种原因：
1. firewall session setup rate太快了，内存来不及分配
2. 在这个chassis上，已经达到了firewall最大支持的session数量，无法承载更加多的firewall session


这两种情况下，第一种情况只是瞬时的、暂时的状态，而第二种状态是永久的，一直存在的。


解决]]></description><category></category></item><item><title><![CDATA[如何让EIGRP支持64bit的Metric]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/41076965</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/41076965</guid><author>wunderup</author><pubDate>Thu, 13 Nov 2014 12:34:54 +0800</pubDate><description><![CDATA[在默认情况下，思科路由器只支持32bit的metric计算方法。如果要让路由器支持64bit的m]]></description><category></category></item><item><title><![CDATA[ZoneBasedFirewall对系统性能影响]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/41043709</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/41043709</guid><author>wunderup</author><pubDate>Wed, 12 Nov 2014 14:57:58 +0800</pubDate><description><![CDATA[ASR1002x-3#show pl hard qfp ac datapath utilization 
  CPP 0: Subdev 0            5 secs        1 min        5 min       60 min
Input:  Priority (pps)            0            0            0           ]]></description><category></category></item><item><title><![CDATA[路由器taildrop丢包原因总结分析]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/41041805</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/41041805</guid><author>wunderup</author><pubDate>Wed, 12 Nov 2014 12:26:52 +0800</pubDate><description><![CDATA[Taildrop在路由器上是一种非常常见的丢包策略。如果路由器进来数据包的总bps超过了路由器能处理的bps，那么，某些数据包就会被丢弃，而丢包原因就是taildrop。
这种情况下的丢包，和路由器过载无法处理（一般是pps达到了路由器处理的上限）是完全不一样的。路由器因为pps过大导致路由器过载而丢包，这样的包很可能都没有丢包原因的。


下面的这个例子，路由器dataplane的处理能]]></description><category></category></item><item><title><![CDATA[思科ASR1000从ipbase提升到enterprise方法]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/40821593</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/40821593</guid><author>wunderup</author><pubDate>Wed, 05 Nov 2014 13:18:16 +0800</pubDate><description><![CDATA[在思科路由器IOS15.5极其以上版本]]></description><category></category></item><item><title><![CDATA[CiscoNAT技术之StaticNAT]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/39233527</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/39233527</guid><author>wunderup</author><pubDate>Fri, 12 Sep 2014 18:52:47 +0800</pubDate><description><![CDATA[先来一段配置吧，很简单的]]></description><category></category></item><item><title><![CDATA[CiscoNAT技术之Overview]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/39233487</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/39233487</guid><author>wunderup</author><pubDate>Fri, 12 Sep 2014 18:39:01 +0800</pubDate><description><![CDATA[Cisco 路由器上NAT技术]]></description><category></category></item><item><title><![CDATA[Cisco路由器无法启动image]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/38729297</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/38729297</guid><author>wunderup</author><pubDate>Thu, 21 Aug 2014 14:31:19 +0800</pubDate><description><![CDATA[今天遇到了一个很奇怪的事情，上电后，isr4400无法]]></description><category></category></item><item><title><![CDATA[NAT的match-in-vrf功能介绍]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/38439227</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/38439227</guid><author>wunderup</author><pubDate>Fri, 08 Aug 2014 14:52:09 +0800</pubDate><description><![CDATA[1. inside]]></description><category></category></item><item><title><![CDATA[NAT和IPSec在思考路由器上的实现]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/38414905</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/38414905</guid><author>wunderup</author><pubDate>Thu, 07 Aug 2014 11:07:17 +0800</pubDate><description><![CDATA[Topology:

Client --- Router(NAT) ===IPSec=== Router --- Server




Client:  90.1.0.8

NAT Router outside: 90.1.0.1

Server 1: 100.100.100.142

Server 2: 100.100.100.162


Server GW: 1]]></description><category></category></item><item><title><![CDATA[NAT和GRE tunnel在思科路由器上的实现]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/38384529</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/38384529</guid><author>wunderup</author><pubDate>Tue, 05 Aug 2014 13:57:18 +0800</pubDate><description><![CDATA[Topology:


Client: 90.1.0.8)]]></description><category></category></item><item><title><![CDATA[NAT在HSRP网络中的实现（含配置）]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/38335899</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/38335899</guid><author>wunderup</author><pubDate>Fri, 01 Aug 2014 14:32:02 +0800</pubDate><description><![CDATA[两个或者多个router组成一个HSRP group实现redundancy，同时，这些router]]></description><category></category></item><item><title><![CDATA[HSRP Authentication方法]]></title><link>https://blog.youkuaiyun.com/wunderup/article/details/38335391</link><guid>https://blog.youkuaiyun.com/wunderup/article/details/38335391</guid><author>wunderup</author><pubDate>Fri, 01 Aug 2014 14:01:07 +0800</pubDate><description><![CDATA[HSRP也可以使用authentication，如果authentication失败，那么，每个r]]></description><category></category></item></channel></rss>