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杨亚斌
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05-15-2018
12-11-2020
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NAT转换失败
01-02-2019
给出的环境的描述偏少,几点建议供参考:1. 给出一个简单的拓扑说明,路由器的相关配置,如路由器的内外接口IP地址,对内对外是直连还是有其他三层设备。2. 现象再描述多一些,不通的时候是否客户端telnet服务器的21端口也是不通?3. 如果有条件,建议在路由器的两侧抓包,就在不通的时候抓一下也行4. 在客户端和服务端用netstat命令查看相关的连接情况
求教以个服务器经常丢包报错的问题
07-22-2018
先查ARP表和MAC表。条件允许的话,镜像流量,看看ping数据包的情况。
【原创文档翻译】N5k mac address & arp table timeout时间 对于数据转发的影响
07-18-2018
fushuang 发表于 2018-7-6 18:38机智,看起来问题类似讲不通啊,如果是ARP表里没有了,触发ARP请求,如果是MAC表没有了,flood,就算丢包了,TCP也有重传来触发。
【CSC公开课】第三十九期 演讲视频——Cisco NX-OS Python 实战
06-07-2018
好好学习,天天向上
【CSC公开课】第二十三期 演讲视频 思科 CLI Analyzer 及其他实用故障分析工具介绍
05-28-2018
好好学习,天天向上
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