Cisco IOS Switch Hardening Template
Here is my template for access layer switches in my environment. Some of blue color words will need to replace with your specific information. Red words will be the explanation…
Cisco 7600 Router Got Software Forced Crash During Booting
Symptoms: One of Cisco7606 Routers got a software crash during booting process. Here is output from console. System Bootstrap, Version 12.2(33r)SRD5, RELEASE SOFTWARE (fc1)Technical Support: http://www.cisco.com/techsupportCopyright (c) 2009 by cisco…
Using Cisco Mini USB Console Cable to Configure Cisco Switches and Routers
Cisco Device Mini USB Port Cisco has added mini usb port into their products for many years. The key to use this port is to get a right cable. At…
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…