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Cisco Routers
Setting up a Windows VPDN connection is a required task in order to connect to a remote network. In previous articles we covered the set up of a VPDN…
Cisco CallManager-CCME
The Cisco ATA 186 and 188 analog phone adaptor is very common amongst Cisco CallManager (CUCM) & Cisco CallManager Express (CUCME) installations…
Cisco Firewalls
In late 2014, Cisco announced the new licensing model for the latest AnyConnect Secure Mobility client v4.x. With this new version, Cisco introduced…
Cisco CallManager-CCME
Mentioned in Part-1 of our Cisco Unity Express installation article, the Cisco Unity Express setup procedure is identical for ISM-SRE-300-K9 and SM-S…

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Switching Articles:

Cisco Switches
There’s a new switch around the block and its name is Catalyst 3850 – Cisco’s latest addition to its successful Catalyst series switches. The Cisco C…
Cisco Switches
In previous articles, we showed how it is possible to configure a Cisco router or Catalyst switch to provide DHCP server services to network clients…
Cisco Switches
Cisco announces the end-of-sale and end-of-life dates for the Cisco Catalyst 3750G, 3560G, 3750-E, and 3560-E Series Switches. The last day to order…
Cisco Switches
This article focuses on VLAN Security and its implementation within the business network environment. We provide tips and Cisco CLI commands that wil…

Cisco Wireless:

Cisco Wireless
Our previous article introduced Cisco’s popular Wireless ControllerCisco’s popular Wireless Controller (WLC) devices and examined their benefits to e…
Cisco Wireless
We would like to inform our readers that Firewall.cx has just made available as a free download all of Cisco's Wireless Controller Datasheets. The d…
Cisco Wireless
This article explains how to convert a local or remote Autonomous / Standalone Cisco Aironet Access Point to Lightweight and register it to a Cisco W…
Cisco Wireless
This article explains how the Cisco 1240 series access point can be setup to provide support for multiple SSID, each SSID assigned to a sep…

Cisco Firewalls:

Cisco Firewalls
This article explains how to configure a Cisco Firepower 2100 series device to operate in Appliance mode. We’ll show you how to switch from Platform…
Cisco Firewalls
One Appliance – One Image is what Cisco is targeting for its Next Generation Firewalls. With this vision, Cisco has created a unified software image…
Cisco Firewalls
This article examines the concept of NAT Reflection, also known as NAT Loopback or Hairpinning, and shows how to configure a Cisco ASA Firewall runni…
Cisco Firewalls
Cisco’s Adaptive Security Appliance (ASA) Firewalls are one of the most popular and proven security solutions in the industry. Since the introduction…

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Cisco Routers
Introduction Let's see what it looks like to be in User-Exec mode on a Cisco router. Below, we have telneted into our lab router and are in User Exec Mod…
Cisco Routers
Generic Routing Encapsulation (GRE) is a tunneling protocol developed by Cisco that allows the encapsulation of a wide variety of network layer protocols…
Cisco Routers
Welcome to the Routers section. Here we will analyse routers quite some depth; what they do and how they work. We must point out that knowlege on the OSI…
Cisco Routers
Network Time Protocol (NTP) is a vital service not only for Cisco devices but almost every network device. Any computer-based device needs to be accuratel…

Cisco Data Center (Nexus/UCS)
Cisco virtual Port Channel (vPC) is a virtualization technology, launched in 2009, which allows links that are physically connected to two different Cisco…
Cisco Data Center (Nexus/UCS)
It’s a reality – Australia now has its own Official Cisco Data Center User Group (DCUG) and it’s growing fast! Originally inspired by Cisco Champions Chri…
Cisco Data Center (Nexus/UCS)
Whether you’re new to Cisco Nexus switches or have been working with them for years this article will show how to get around the Nexus NX-OS using sm…
Cisco Data Center (Nexus/UCS)
This article shows how to perform an ISSU (In-Service Software Upgrade) on a Nexus Data Center switch (7000 and 7700 models) and avoid service and network…