List/Grid Tag Archives: Cisco IOS

Port Forwarding a Range of Ports on Cisco IOS

Port Forwarding a Range of Ports on Cisco IOS

One question that routinely comes up in a particular forum that we frequent is “How do I port forward a range of ports?”  Usually, this question is met with one… Read more »

How to Configure Basic NAT with Overloading?

How to Configure Basic NAT with Overloading?

Here’s a lab that might be helpful for those working towards the CCNA examination. We have a simple topology consisting of three routers. R8 will simply be used as a… Read more »

What’s the Order of Operations for Cisco IOS?

What’s the Order of Operations for Cisco IOS?

“What’s the order in which IOS processes the running config between the following items? ACL Distrubute list, Route map Routing Protocol Routing What im looking for is the packet flow… Read more »

How to Set up NAT Using the Cisco IOS?

How to Set up NAT Using the Cisco IOS?

Network address translation (NAT) is one of those rare information technology buzzwords that do exactly what its name implies. In this case, it translates one network address into another network… Read more »

How to Configure NAT in Cisco IOS?

How to Configure NAT in Cisco IOS?

NAT (Network Address Translation), it in simple terms translates an IP address into another. Network Address Translation is of different types like Static NAT (One to One) Dynamic NAT (Many… Read more »

The Celebration of Router-switch.com’s 10th Anniversary Ended

The Celebration of Router-switch.com’s 10th Anniversary Ended

At the end of October, 2012, with the Halloween coming, Router-switch.com’s activities for its 10th anniversary ended. The celebration lasted for two months. It’s great. Thanks for all the participants,… Read more »

How to Configure DHCP Snooping in a Cisco Catalyst Switch?

How to Configure DHCP Snooping in a Cisco Catalyst Switch?

Here we go, with the configuration of DHCP snooping on a Cisco Switch. This feature protects the network by allowing the Cisco Switches to accept DHCP response message only from… Read more »

Four Modes to Access and Configure a Cisco Router

Four Modes to Access and Configure a Cisco Router

Cisco IOS Command Summary—Four Modes to Access and Configure a Cisco Router The four modes for accessing and configuring a Cisco router are: user EXEC mode, privileged EXEC mode, global configuration mode, interface configuration… Read more »

Top Five Cisco IOS Commands Every Network Admin Should Know

Top Five Cisco IOS Commands Every Network Admin Should Know

There are 5 commands that every Cisco network administrator should know. These are core administration commands that will help you to really know what is going on. If you are… Read more »

How to Configure IPSEC Encryption with the Cisco IOS?

How to Configure IPSEC Encryption with the Cisco IOS?

How to Configure IPSEC Encryption with the Cisco IOS (site to site VPN tunneling)? The OSPF dynamic routing protocol is probably the most popular LAN routing protocol today. OSPF can… Read more »

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