cisco opendns

Using the Cisco router configuration can easily implement VoIP, So I studied the statements related to the Cisco router configuration and shared them here, hoping to be useful to everyone. VoIPVoice over IP) is a technology that transmits voice over the Internet. It has grown with the development of Internet technology. It integrates voice technology with network transmission, and gives full play to the rol

The Cisco switch password recovery security and the steps that should be followed. There are many things worth learning about the Cisco switch password recovery. Here we mainly introduce how to use the Cisco switch password recovery to ensure the security of the switch, including configuration environment and other knowledge points. Recently, the OS of a vswitch

Interconnection Between ZTE ZXR10 and Cisco RoutersI recently encountered such a situation in my work, because a network needs to be activated temporarily, and the central node is far away from each access unit, so the existing optical transmission network is used to connect the router. The central node is ZTE ZXR10, And the access unit is Cisco's 7200 series. The 155M channel is activated. After the channel is called, device Debugging starts. POS por

Open-source Metasploit Framework and commercial Metasploit products provide the security evaluation function for network devices. This article describes how to use the latest version to perform penetration testing for Cisco IOS, open-source frameworks need to add independent modules and support libraries. commercial products already include these modules, so you can start penetration testing more quickly, the following screen shows a successful penetr

Introduction to CISCO router AAA and related routing configuration cisco aaa www.2cto.com 3A concept: authentication authorization Accounting accountingcisco provides a variety of 3A services for routers and switches: 1. Self-contained AAA router/NAS self-contained AAA service NAS (Network Access Server) 2. Contact the AAA service on the cisco secure acs router/N

Cisco routers use a lot of users, at the same time there will be many problems, the password is forgotten or lost users are very common problems, so I studied the Cisco router password recovery of two methods, here to take out and share with you, hope for everyone useful. When a Cisco router forgets or loses the enable password, there are two ways to recover, dep

The advantages of configuring registers in Cisco routes are of great interest to you. Before giving you a detailed introduction to the advantages of configuring registers in a Cisco Route, let's first take a look at the basic process of configuring registers and then compare the advantages and disadvantages of the following methods. All Cisco router devices have

It is very useful to know some basic configuration statements about Cisco routers. The configuration can ensure the security and performance of our networks. Here we mainly analyze the basic configuration statements of Cisco routers. Cisco router basic configuration DDR:Router (config) # dialer-list Group-Number protocol Protocol-Type permit [list ACL-Number]Rout

Release date:Updated on: Affected Systems:Cisco SA540 2.1.18Cisco SA520W 2.1.18Unaffected system:Cisco SA540 2.1.19Cisco SA520W 2.1.19Description:--------------------------------------------------------------------------------Bugtraq id: 48810Cve id: CVE-2011-2547 Cisco SA 500 series security devices are integrated security solutions for small businesses with less than 100 employees. A remote command injection vulnerability exists in the implementatio

Release date:Updated on: Affected Systems:Cisco IOS 15.xCisco ios xe 3.xUnaffected system:Cisco IOS 15.1 SGCisco IOS 15.0SACisco ios xe 3.6.0SCisco ios xe 3.2.xSGDescription:--------------------------------------------------------------------------------Bugtraq id: 52755Cve id: CVE-2012-0384 Cisco's Internet Operating System (IOS) is a complex operating system optimized for Internet connection. When Cisco IOS software uses AAA authorization, there is

Cisco IOS/ios xe SSHv2 body verification Bypass Vulnerability (CVE-2015-6280)Cisco IOS/ios xe SSHv2 body verification Bypass Vulnerability (CVE-2015-6280) Release date:Updated on:Affected Systems: Cisco IOSCisco IOS XE Description: CVE (CAN) ID: CVE-2015-6280Cisco IOS is an interconnected network operating system used on most

Cisco Jabber for Windows STARTTLS downgrade Vulnerability (CVE-2015-6409)Cisco Jabber for Windows STARTTLS downgrade Vulnerability (CVE-2015-6409) Release date:Updated on:Affected Systems: Cisco Jabber for Windows 11.1.xCisco Jabber for Windows 11.0.xCisco Jabber for Windows 10.6.x Description: CVE (CAN) ID: CVE-2015-6409Cisco Jabber for Windows is a Unified Com

Cisco switch setup tips: MAC address, Technology Square: settings and skills of two CISCO switches, mainly: Cisco switch setup skills to find the MAC address corresponding to the IP address, cisco switch setup tips: Find the port corresponding to the MAC address on the switch. In the middle of a

The Cisco router NAC solves the problem. The so-called NAC is an architecture that allows multiple hardware and software components to work together to protect the user's network from adverse client attacks. 1. It is not easy to fully implement NAC, because the entire architecture contains too many different components from other vendors. For example, the architecture contains the NAC Policy Manager and multiple network systems, authentication servers

This article describes in detail how to set the default settings for Cisco routers in terms of security analysis, specific measures, and default settings. I believe this article will help you. Security Analysis Readers who have experience configuring routers should know that network administrators often set access control lists on routers or switches to prevent viruses and hackers. By default, the "deny any" statement is added to the access control li

Do you know why Cisco IOS provides 16 permission levels with different commands? Many network administrators who work in the Cisco IOS environment have never bothered to consider the meaning of their use of permission levels or these levels. this article describes the IOS access permissions for CISCO routers in detail. When you enter different permission levels i

Cisco IOS DoS Vulnerability (CVE-2016-1478)Cisco IOS DoS Vulnerability (CVE-2016-1478) Release date:Updated on:Affected Systems: Cisco IOS 15.6 (2) T1Cisco IOS 15.6 (2) S1Cisco IOS 15.6 (1) S2Cisco IOS 15.5 (3) S3 Description: CVE (CAN) ID: CVE-2016-1478Cisco IOS is an interconnected network operating system used on most

Cisco TelePresence Server Denial of Service Vulnerability (CVE-2015-6312)Cisco TelePresence Server Denial of Service Vulnerability (CVE-2015-6312) Release date:Updated on:Affected Systems: Cisco TelePresence service 3.1 Description: CVE (CAN) ID: CVE-2015-6312Cisco TelePresence is a Cisco TelePresence solution.Ci

Cisco IOS Software RADIUS client Denial of Service Vulnerability (CVE-2015-6263)Cisco IOS Software RADIUS client Denial of Service Vulnerability (CVE-2015-6263) Release date:Updated on:Affected Systems: Cisco IOS 15.4 (3) M2.2 Description: CVE (CAN) ID: CVE-2015-6263Cisco IOS is an interconnected network operating system used on most

Release date:Updated on: Affected Systems:Cisco Prime Infrastructure 2.0Cisco Prime Infrastructure 1.4Cisco Prime Infrastructure 1.3Cisco Prime Infrastructure 1.2Description:--------------------------------------------------------------------------------Bugtraq id: 65816CVE (CAN) ID: CVE-2014-0679 Cisco Prime Infrastructure is a solution for wireless management through Cisco technology LMS and NCS.