O Errors During TFTP Cisco IOS Image Copying
ITProSec
1/20/2016
0 Comments
I were using TFTPD32 to transfer a image to Cisco 3560 switch. It was fine at the beginning then when it was almost done I got lots of O err...
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Showing posts with label Cisco. Show all posts
Showing posts with label Cisco. Show all posts
Wednesday, January 20, 2016
Saturday, January 16, 2016
Comparison of Cisco Integrated Services Routers: (1800,2800,3800) vs (1900,2900,3900) vs 4000
Netsec
1/16/2016
0 Comments
For Branch switches, please check Comparison of Cisco Switches: (2960 vs 3560), (Cisco 3560 X vs 3650 vs 3750-X vs 3850) Cisco 2900, 3900...
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Wednesday, January 13, 2016
Cisco Switch 2960 / 3560 Password Recovery Procedures
ITProSec
1/13/2016
0 Comments
Worked on a used cisco switch 2960 which has been configured password. Following steps have been recorded how to get into recover mode. 1....
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Monday, January 4, 2016
Comparison of Cisco Switches: (2960 vs 3560), (Cisco 3560 X vs 3650 vs 3750-X vs 3850)
Netsec
1/04/2016
0 Comments
For Branch Routers, please check Comparison of Cisco Integrated Services Routers: (1800,2800,3800) vs (1900,2900,3900) vs 4000 Cisco 296...
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Thursday, December 31, 2015
Understadning Cisco Access-Lists on Switches: PACL, VACL, RACL and MACL
Netsec
12/31/2015
0 Comments
This 'ACLs on Switches' diagram shows PACL, VACL and RACL location and traffic direction on switch. It is clear and easy understandi...
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Saturday, December 19, 2015
Steps to Upgrade Cisco ASA IOS and ASDM
ITProSec
12/19/2015
0 Comments
Here are steps to upgrade IOS from 8.2(1) to 9.1(6) and ASDM to 7.5.2. It is simple and straightforward. By the way these steps are working ...
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Wednesday, December 2, 2015
Recover Cisco 4507 Switch from a Continuous Reboot
ITProSec
12/02/2015
0 Comments
One of Cisco 4507R-E switch got a continuous reboot problem. It just got super engine replaced in the slot 3. During power on process, the c...
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Thursday, October 15, 2015
Cisco IOS Router Hardening Template
ITProSec
10/15/2015
1 Comments
Here is the router configuration template modified from Team Cymru's. !Without service nagle on a Cisco router, each character in a Te...
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Cisco IOS Switch Hardening Template
Netsec
10/15/2015
1 Comments
Here is my template for access layer switches in my environment. Some of blue color words will need to replace with your specific informatio...
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Friday, August 28, 2015
Cisco 7600 Router Got Software Forced Crash During Booting
Netsec
8/28/2015
0 Comments
Symptoms: One of Cisco7606 Routers got a software crash during booting process. Here is output from console. System Bootstrap, Version ...
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Friday, July 31, 2015
Using Cisco Mini USB Console Cable to Configure Cisco Switches and Routers
ITProSec
7/31/2015
3 Comments
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 ...
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Wednesday, July 29, 2015
Upgrade Cisco 3560X IOS Take 30+ Minutes
ITProSec
7/29/2015
2 Comments
When working on IOS update for one standalone Cisco 3560x to meet our environment requirement, I was so surprising the total time for Cisco ...
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Wednesday, June 3, 2015
Cisco ASAv 9.4.1 and ASDM 7.4.1 in Workstation / ESXi (2)
ITProSec
6/03/2015
10 Comments
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 i...
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Monday, June 1, 2015
Cisco ASAv 9.4.1 and ASDM 7.4.1 in Workstation / ESXi (1)
ITProSec
6/01/2015
10 Comments
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 ...
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Wednesday, February 18, 2015
Error :%CERM-4-TX_BW_LIMIT: Maximum Tx Bandwidth limit of 85000 Kbps reached for Crypto functionality with securityk9 technology package license
ITProSec
2/18/2015
2 Comments
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...
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Thursday, February 12, 2015
Basic Cisco Tacacs+ Configuration With Free Tacacs+ Software for Windows - Part 2
ITProSec
2/12/2015
1 Comments
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 Wi...
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Sunday, February 8, 2015
Basic Cisco Tacacs+ Configuration With Free Tacacs+ Software for Windows - Part 1
ITProSec
2/08/2015
0 Comments
Both RADIUS and TACACS+ provides centralized validation of users attempting to gain access to a both protocols supported network devices, wh...
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Friday, February 6, 2015
Flexible Netflow (FnF) Configuration for PRTG
ITProSec
2/06/2015
6 Comments
If you are still not knowing FnF (Flexible Netflow) technology, probably your Netflow knowledge did not get updated for last a couple of yea...
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Thursday, December 4, 2014
Cisco ACS Lab2: Use Tacacs+ to do Authentication and Authorization with ACS 5.6
ITProSec
12/04/2014
0 Comments
Previous Lab1:Â Cisco ACS Lab1: Installing and Configuring ACS 5.6 in ESXi and GNS3 This Lab2 will use cisco router to connect with ACS 5.6...
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Sunday, November 30, 2014
Cisco ACS Lab1: Installing and Configuring ACS 5.6 in ESXi and GNS3
ITProSec
11/30/2014
0 Comments
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 de...
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