enable Nat control on the ASAExperimental requirements:1. Configure each routed interface IP,asa Interface2. Configure Dynamic Naton the Asa toenable R1 to telnet R4. 3. Dynamic PATis configured on the Asa, enabling R3 to telnet R4. 4. Configure routing to enable R2 to telnet R45. Configure enable Nat control on the Asa
The global. Asa file is an optional file in which you can specify event scripts and declare objects with sessions and application scopes. Content of this file
It is used to store event information and objects globally used by applications. The file name must be global. Asa and must be stored in the Application
In the root directory. Each application can have only one global.
The global. Asa file is an optional file in which you can specify the event script and declare a session and ApplicationProgramScope object. Content of this fileIt is used to store event information and objects globally used by applications. The file name must be global. Asa and must be stored in the ApplicationIn the root directory. Each application can have only one global.
Release date:Updated on:
Affected Systems:Cisco ASA 5500 Series Adaptive Security Appliance 8.0-8.4Description:--------------------------------------------------------------------------------Cve id: CVE-2011-3285
The Cisco ASA 5500 Series Adaptive Security Device is a modular platform for providing security and VPN services. It provides firewall, IPS, anti-X, and VPN services.
The CRLF Injection vulnerab
■ Ciscoasa # sh cpu usage this command is used to view the current CPU usage of the ASA.
■ Ciscoasa # sh memory
This command is used to view the current memory usage of the ASA.
Sh memory detail and sh memory binsize are used for advanced memory troubleshooting. Generally, do not use them. ■ Ciscoasa # sh blocks this command is used to view the usage of the ASA
When Cisco routers are routed first, when Nat first may be known, inside is routed first, outside is first Nat.Well, for Cisco ASA, it is not the case, most of the first to find the route if the data from inside, in both cases Nat will first route to confirm the interface.
Did the purpose NAT conversion
Static NAT session exists
Once you know this feature, let's look at the following two cases
CISCO
Topics:Handing fragmented traffic:reassemble all the fragments of a packet to inspect the contentsPrioritizng Traffic:Controlling traffic bandwidth:traffic policing traffic shapingPackets coming into a ASA may be fragmented or whole. The same security policies that inspect whole packets aren ' t as effective when inspecting fragments. An ASA can be configuredTo intercept packet fragments, and virtually rea
Cisco ASA iOS Upgrade or RestoreFirst, pre-upgrade preparation work1. Prepare the iOS files to be upgraded and the corresponding ASDM files2. Set up TFTP on a computer, setup the directory, and connect with the firewall (assuming the computer IP is 192.168.1.2)Second, upgrade steps1 , Telnet on the ASAasa>en//Enter privileged modeAsa#conft//Enter configuration mode2 , viewing files on the ASA, version infor
Release date:Updated on: 2013-06-27
Affected Systems:Cisco Next-Generation FirewallDescription:--------------------------------------------------------------------------------CVE (CAN) ID: CVE-2013-3382Cisco ASA Next-Generation Firewall is a Next-Generation Firewall product. It is an additional service module that extends the ASA platform.The implementation of Cisco ASA
Experimental topologySoftware version GN3 0.8.6 ASA image 8.0 (2)650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/76/D9/wKioL1ZdmSGAvspoAABLsjqDXwk949.png "title=" 9qzzvef@]278 ' U@5uoyg) 0m.png "alt=" Wkiol1zdmsgavspoaablsjqdxwk949.png "/>Experimental environmentR1 and R2 Simulation company intranet, R3 analog Internet equipment. ASA as a company export, implementing NAT address translationExperi
In-depth research on the global. Asa file and methods for prompting session variable failure.
Keywords: ASP
I. Doubts about the global. Asa file! Literally! Global is global. It means global!We all know! The variable retention period in the browser is very short! Only dozens of seconds! That is, when a page is downloaded. So how can we track session-level variables from the beginning to the end? ASP files
In this article, I'll briefly explain the Active/standby failover configuration on the Cisco ASA. The lab is do in GNS3.
Physical topology:
ConfigurationCiscoasa/act/pri (config) # sh run failoverFailoverFailover LAN Unit PrimaryFailover LAN Interface failover_stateless GIGABITETHERNET0/2Failover link failover_stateful gigabitethernet0/1Failover interface IP failover_stateless 169.254.0.15 255.255.255.0 standby 169.254.0.16Failover interface IP
Cisco ASA failover Command Injection Vulnerability (CVE-2015-0675)
Release date:Updated on:
Affected Systems:Cisco ASA 1, 5500Description:CVE (CAN) ID: CVE-2015-0675
The Cisco ASA 5500 Series Adaptive Security Device is a modular platform for providing security and VPN services. It provides firewall, IPS, anti-X, and VPN services.
The failover ipsec function
Cisco ASA iOS upgrade or RestoreFirst, pre-upgrade preparation work1 , prepare the iOS file you want to upgrade and the corresponding ASDM file2 , set up TFTP on a computer, configure the directory, and connect to the firewall (assuming the computer IP is 192.168.1.2)Second, upgrade steps1 , Telnet on the ASAasa>en// Enter privileged modeAsa#conft// Enter configuration mode2 , viewing files on the ASA, v
ASA supports two same-security-traffic types. Their application scenarios are1: different interfaces with the same security-level2: traffic between the same interfaces: cisco is called IPSEC hairpinnig, which is mainly defined in ipsec vpn.Description: ipsec vpn is not used for tunneling, or tunneling is not allowed. All traffic must be routed from the ASA.2. There are two scenarios: a: one client (vpn) to
It is actually using the file "global. asa "! Many new ASP programmers want to know what this is? In fact, global. asa is an event driver, which contains four event processing processes: Application_OnStart, Application_OnEnd, Session_OnStart, and Session_OnEnd.When a page of an application on a website is accessed by a user for the first time, global. asa
650) this.width=650; "style=" Float:none; "title=" Picture 1.png "src=" http://s3.51cto.com/wyfs02/M01/6F/59/ Wkiom1wz6pua8yj_aaglhs2vzuw115.jpg "alt=" Wkiom1wz6pua8yj_aaglhs2vzuw115.jpg "/>Proceed to the experimental process directly below. SW1 and the SW2 The above only needs to turn off the routing function on the line. The following is an operation on the ASA firewall that launches the startup-config configuration file for the
I. Overview:After listening to the ASA video from yeslab's instructor QIN Ke, the FTP server is on the Outside and the FTP client is on the Inside. In this case, the active FTP server works normally because: ftp review can enable FTP to normally Modify FTP application layer data when traversing PAT), and enable FTP to actively initiate packets from Outside to Inside in active mode to pass the firewall smoothly. Because the configuration of PAT on the
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