Steven's Blog

How to Configure DHCP Server on Cisco Switches

Steven · 2021-03-02 02:37 · 59 views · Cisco

The DHCP service allows hosts to automatically obtain their IP configuration from the DHCP server. The DHCP service is available on Cisco switches. This means, if you have a Cisco switch in your netwo

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WindowsServer搭建radius认证服务器

Steven · 2021-02-28 03:41 · 45 views · Windows

RADIUS(Remote Authentication Dial-In User Server,远程认证拨号用户服务)是一种分布式的、C/S架构的信息交互协议,能包含网络不受未授权访问的干扰,常应用在既要求较高安全性、又允许远程用户访问的各种网络环境中。 协议定义了基于UDP(User Datagram Protocol)的RADIUS报文格式及其传输机制,并规定UDP端口1812、1813分别

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自建 CA 签发证书并认证 HTTPS 网站的过程

Steven · 2021-02-28 03:39 · 45 views · Windows

CA 机构生成密钥对:公钥 ca.cer,私钥 ca.key 网站(Server 端)生成私钥 cert.key 网站将其公钥及网站信息(域名/组织 etc.)提交到 CA 机构,CA 机构结合自己的私钥 ca.key 签发网站证书 cert.cer 网站配置 Apache/Nginx 加载 cert.key 和 cert.cer 并运行 HTTPS 模块 用户首次通过浏览器访问网站,网站首先返回

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How to back up Cisco switch configuration

Steven · 2021-02-28 02:26 · 60 views · Cisco

登录 Secure-CRT 1.点击 会话日志, 2.选择备份文件的放置位置和名称,然后-保存。 3.show run,配置全部展开。 4.回到第一步,取消 log session;

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Switch base configration commands

Steven · 2021-02-28 02:20 · 48 views · Cisco

交换机Switch,S1的 配置: 进入 S1 命令行界面 Switch>enable --进入特权模式 Switch#configure terminal --进入全局配置模式 Switch(config)#hostname S1 --修改交换机主机名为 S1 (方便识别) S1(config)#enable password 111 --设置明文管理密码为 111 S1(config)#ena

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show cdp neighbors

Steven · 2021-02-28 02:13 · 52 views · Cisco

SH_HQ_CSW_9407#show cdp neighbors Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge S - Switch, H - Host, I - IGMP, r - Repeater, P - Phone, D - Remote, C - CVTA, M - Two-port Ma

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9407 CoreSwitch Configuration

Steven · 2021-02-28 02:10 · 62 views · Cisco

SYINSH_HQ_CSW_9407#show run SYINSH_HQ_CSW_9407#show running-config Building configuration... Current configuration : 34515 bytes ! ! Last configuration change at 16:35:49 SST Mon Feb 22 2021 by admin

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2960x Configuration

Steven · 2021-02-28 02:08 · 48 views · Cisco

SYINSH_HQ_IT_Backup_System#show run SYINSH_HQ_IT_Backup_System#show running-config Building configuration... Current configuration : 5143 bytes ! ! Last configuration change at 12:42:23 UTC Wed Feb 17

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cisco 4506 添加或删除 ACL 条目

Steven · 2021-02-28 02:07 · 38 views · Cisco

switch4506e#conf t Enter configuration commands, one per line. End with CNTL/Z. switch4506e(config)#ip access-list extended denyvlan switch4506e(config-ext-nacl)#115 permit ip 192.168.23.0 0.0.0.255 1

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CISCO系列交换机如何清空配置

Steven · 2021-02-28 02:02 · 37 views · Cisco

首先备份之前的配置信息 #copy flash:config.text config.old 清除交换机配置命令:write erase 当然也可以使用erase startup-config reload 重启查看

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