CISCO

Yet another IT blog...

CISCO

Thoughs about CSICO and CCNA world.

The return of the Linux router... (from pfSense to Debian, part 8: IPSec VPN betwen Cisco and Debian)

The return of the Linux router... (from pfSense to Debian, part 8: IPSec VPN betwen Cisco and Debian)

Hi again... yet another IT article on the way. Today I'm going to summarize on this article all my config snippets and notes that I gathered as I struggled to setup VPN tunnels from CISCO routers against a Debian virtual routers running StrongSwan. [https://www.strongswan.org/] To

The return of the Linux router... (from pfSense to Debian, part 1: The plan)

The return of the Linux router... (from pfSense to Debian, part 1: The plan)

Hi again IT World... I've been quite busy lately... too much for comfort, and too often because of network issues (at the best). It has took me almost two months of work to regain our desired levels of stability and tranquilty, since we underwent the upgrade of our

PacketTracer 7.1.1 on Debian Buster

PacketTracer 7.1.1 on Debian Buster

Hello again world! So... new year is here with plenty of activity... got finally a week of vacation to regroup and reorganize after my exams and having finally completed at job the core infrastructure migration. Got a lot of new experiences (and not always necessarilly good) with plenty of new

PROXMOX & OpenMediaVault 802.3ad against CISCO 3560g

PROXMOX & OpenMediaVault 802.3ad against CISCO 3560g

Hi again people! This times of summer peace and tranquility are ideal to take the time to carefully rework parked labs and tests, and, one of the ones I wanted to solve once and for ever (since I live with similar production scenarios) is a one about setting up interface

Monitoring CISCO ACLs with ELK stack 5.4 (part4)

Monitoring CISCO ACLs with ELK stack 5.4 (part4)

Hi again world! Summer is reaching its peak here at the Spanish coast... so less time to write IT articles and more time to outdoor fun ;-) Anyhow, let's end up this series of articles about setting up ELK stack and monitor CISCO ACLs. This one is the

Monitoring CISCO ACLs with ELK stack 5.4 (part3)

Monitoring CISCO ACLs with ELK stack 5.4 (part3)

Hi again world! So, let's continue this series of articles about setting up a little, sigle server, all-in-one, ELK environment to draw nice dashboards about our CISCO labs. In this third article I'm going to dump my notes, and configuration for Logstash . I'll briefly

Monitoring CISCO ACLs with ELK stack 5.4 (part1)

Hi again world! After finishing my exams, I've got finally time these last days for playing with a pair of things I got pending for some time... By one side, having passed almost two years since I did my first labs with ELK stack, and later successfully deploying

CISCO CSR1000 on ORACLE VirtualBox 5.1

CISCO CSR1000 on ORACLE VirtualBox 5.1

Hi people! This article was in my sketchbook for several weeks right now. For me, finding that I could run XVR IOS CSR1000 virtual router over VirtualBox 5.1 has been a almots a milestone. To my taste, CISCO tends to be quite hostile when it comes to allow usage

Getting started with BSD Router Project

Getting started with BSD Router Project

Hi again guys. After a few weeks of playing with CISCO CSR1000 VMs on VirtualBox (I'm thinking on doing a post on how to install this CISCO router on current VirtualBox 5.1) I realized that those CISCO Virtual routers are far too heavy-weight to just make some

Securing your Cisco CME Labs from Toll Fraud.

Securing your Cisco CME Labs from Toll Fraud.

Hi again World! I'm quite busy in the last weeks (and I expect to be so for a pair of months) but even so, as I was a victim of toll fraud while plying with my CCNA Voice labs, I though I had to get time anyhow to

OVH Dyn DNS service setup with CISCO 2800 series

OVH Dyn DNS service setup with CISCO 2800 series

Hi again people! Today I'd like to talk a little bit about my favorite ISP, and how easy and effective is to use their Dyn DNS service with any CISCO IOS driven ISR 2800 series (and very surely the vary same is valid to most L3 IOS driven

ADSL indirecto de Jazztel con CISCO 2800 series.

ADSL indirecto de Jazztel con CISCO 2800 series.

Muy buenas... De entrada, vaya por delante que en tanto el objeto de este artículo es muy específico: en cuanto al operador ISP refereido (Jazztel), a España, a una tecnología (ADSL2+) que debiera ser obsoleta (pero que en España sigue siendo amplia), y aún más concretamente a la modalidad de

CISCO PacketTracer 7 on Debian Stretch.

CISCO PacketTracer 7 on Debian Stretch.

UPDATE Jan/2018: As netAcad released PacketTracer 7.1.1 for new CCNA courses, I have dealt with making it to run on Debian BUster (but, almost sure it works also for Stretch)... so keep an eye on article PacketTracer 7.1.1 on Debian Buster [/packettracer-7-1-1-on-debian-buster/] Hi again people.

CISCO back to back E1 serial connection

CISCO back to back E1 serial connection

Hi again! So now that I'm shortly going to resume my CCNA R&S Course at the CISCO Networking Academy, I'm resuming my "Ciscoish" thoughts, tools and toys. We are very encouraged to put "hands on stuff", and eBay makes easy

Making CISCO PIX/ASA Transparent DHCP through to work.

Making CISCO PIX/ASA Transparent DHCP through to work.

Hi! Again. Last month I purchased one of those CCNA lab kits found on eBay at very low prices. Although the hardware is absolutely at end-of-sale / support from CISCO, it is very very cheap, and bring us the opportunity to go beyond Packet Tracer, get the screwdriver, and really put

Quieting my CCNA Lab Catalyst 3550

Quieting my CCNA Lab Catalyst 3550

Hi again people. Today I'm writting after successfully make my CCNA Lab CISCO Catalyst 3550 48 port switch reasonably quiet and still cooled down enough to keep temperature under control. As you may know, Catalyst 3550 series switches go very hot when operating. Its top cover case has