For security reason, you are recommended to restrict remote access to your network via SSH or Telnet by allowing a certain whitelist IP addresses in order to prevent brute-force attack. If you own a Cisco IOS XR, you are coming to the right place. Here, we provide you the best and recommended way
In this article, we are going to talk about QinQ tunneling configuration between Juniper MX10 and Cisco ASR1001, it’s basically Junos and IOS. Before going to the main part, let start with some introduction so that you understand a little bit about QinQ. Understanding QinQ Tunneling QinQ (formally defined as 802.1ad) is
Doing VPN is like creating a private path from one site to another so that you can transfer data between each other off the untrust network. In order to get VPN tunnel established, IP address of each end must be known. There should be three different cases for VPN setup.
Dynamic Multipoint VPN (DMVPN) is available for at least 10 years I can say. Also, there are many blog posts including Cisco about this topic, but because I am preparing for an exam, I am doing a lab about it then why not share it here for iNET9s’ readers. Introduction to
Introduction Requirement You are the network administrator at iNET9, and have to configure iNET9-HQ (via Console Terminal) for connection to use IPv6 as below: 1. Set IPv6 address on interface S0/0/0 to be FEC0:78:0:1::2/64 2. Set IPv6 address on interface S0/1/0 to be 2001:21::2/48 3. Set IPv6 address on interface
It’s important to configure basic configuration to your network devices before you go to some advance stuffs. It’s not only for ease of control and management your network but also for basic security. Let me list down things that are included in the basic configuration. Hostname Put password for Privileged EXEC Put password
Few weeks back I have chance to configure IPSec VPN for one of our customers. It’s Juniper SRX at one side and Cisco IOS at another. Make sure you understand what VPN is then you are good to go with the example configuration below. The Sample Network Diagram Here is
Cisco ASA is still popular for many networks around the world. It’s well-known because of its strong firewall ability which includes L3/4 firewall filter, Intrusion Prevention, Antivirus, as well as VPN capability. For network and security redundancy, you may want to have more than one box of Cisco ASA and