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Cisco

IPsec VPN Mikrotik to Cisco

Not long ago I wrote an article on how to configure an IPsec VPN using Mikrotik and Linux devices. For today, I will replace the Linux device with a Cisco. I did test the entire construct in GNS3 integrated with

Calin January 8, 2015 Cisco, Cisco Sec, Routing and Switching 6 Comments

GNS3 1.2.1 installation on Ubuntu 14.04

As mentioned in an earlier post GNS3 is moving ahead fast. Currently at version 1.2.1 the GNS3 is looking great. Compared with the version 1.0 Beta 1 which I had installed, the 1.2.1 is not only more stable, but it

Calin December 18, 2014April 30, 2015 Cisco, Cisco Cert, Tools, Virtualization 23 Comments

Cisco BGP soft-reconfiguration and received-routes relation

A while ago I received the following question: “Why I’m not seeing the prefixes received from the BGP peer when using the show ip bgp neighbors x.x.x.x received-routes while the soft-reconfiguration inbound is not enabled?” I must admit that I

Calin December 18, 2014 Cisco, Cisco Cert 6 Comments

EGP

Today I came across an old Cisco router with original IOS image. Big surprise (at least for me) when I did check what routing protocols are supported on this router: I was out of the game, or better not even

Calin April 22, 2014September 4, 2014 Cisco No Comments

Cisco switches and smartport macros

Smartport macros are not more than some templates you can define on Cisco switches that will apply the same configuration on multiple ports. It’s not a subject that needs too many discussions, but it can be useful for your Cisco

Calin October 21, 2013September 4, 2014 Cisco, Cisco Cert No Comments
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