Upgrade Cisco 3560X IOS Take 30+ Minutes
When working on IOS update for one standalone Cisco 3560x to meet our environment requirement, I was so surprising the total time for Cisco 3560x taking new IOS image, which…
Cisco ASAv 9.4.1 and ASDM 7.4.1 in Workstation / ESXi (2)
In my previous post “Cisco ASAv 9.4.1 and ASDM 7.4.1 in Workstation / ESXi (1)“, I tested the importing both OVA and VMDK file into Workstation and ESXi, but both…
Cisco ASAv 9.4.1 and ASDM 7.4.1 in Workstation / ESXi (1)
Cisco released ASA Software Version 9.4(x) on March 2015. Thre are some new features from release note in the Cisco website. I am going to give it a try to…
Vulnerability Mitigation – Plaintext Management Interfaces Accessible On Cisco Device
Recently, during an Qualys external Scanning, there is a couple of Vulnerability found which is relate to Plaintext Management Interface. That is because of Telnet port 2002, 9002 is opened…
Error :%CERM-4-TX_BW_LIMIT: Maximum Tx Bandwidth limit of 85000 Kbps reached for Crypto functionality with securityk9 technology package license
This error message is coming in the one of our router’s log constantly. 081062: Feb 18 09:24:08.621 EST: %CERM-4-TX_BW_LIMIT: Maximum Tx Bandwidth limit of 85000 Kbps reached for Crypto functionality…
Basic Cisco Tacacs+ Configuration With Free Tacacs+ Software for Windows – Part 2
Part 1 has shown how to install the software Tacacs+ on a windows 2008 server and some fastest configuration to get it working with your Windows server administrators group. In…
Basic Cisco Tacacs+ Configuration With Free Tacacs+ Software for Windows – Part 1
Both RADIUS and TACACS+ provides centralized validation of users attempting to gain access to a both protocols supported network devices, which provides Authentication, Authorization, and Accounting (AAA) services on network…
Flexible Netflow (FnF) Configuration for PRTG
If you are still not knowing FnF (Flexible Netflow) technology, probably your Netflow knowledge did not get updated for last a couple of years. Basically Flexible Netflow allows user to…
Cisco ACS Lab2: Use Tacacs+ to do Authentication and Authorization with ACS 5.6
Previous Lab1: Cisco ACS Lab1: Installing and Configuring ACS 5.6 in ESXi and GNS3This Lab2 will use cisco router to connect with ACS 5.6 and use Tacacs+ protocol to complete…
Cisco ACS Lab1: Installing and Configuring ACS 5.6 in ESXi and GNS3
Cisco Secure Contral Access System (ACS) has been around in the market for a long time and widely been used as the software to do network device administration with Tacacs+…
Close Cisco IOS TCP Ports 23, 2002, 4002, 6002, and 9002 from Network Ports Scanning
Just found my Cisco 1921 has same problem on ports 2002, 4002, 6002 and 9002, as described on this post. Symptoms: Some Cisco Cisco Routers (1900/2900 Series) are answering to…
ASA 9.21 in Vmware Workstation 10
There is old post “ASA 8.02 in Vmware Workstation “ in this blog posted on Dec 2011. Anothe post “How to Make your own ASA 8.42 in VMware”. Here are…