This category will be focused on Cisco routing only. BGP, OSPF, EIGRP, IS-IS, MPLS, etc. will be discussed here. Additional to this, I will try to add content on the SD – WAN.
How to enable IPv6 on Router (Cisco IOS) is one of the very basic questions an engineer have, because by default Cisco doesn’t support IPv6 on it’s IOS images. In this tutorial, we will learn how to configure IPv6 in Cisco routers. What is IPv6 IPv6 is the latest Internet Protocol It’s 128 bit …
TACACS+ provides better authentication, authorization and accounting, which provide flexible administrative control. In this lesson, we will learn how to configure TACACS+ on Cisco routers and switches. I already published a post for IOS XR, you can check that from How to configure TACACS+ on Cisco IOS XR. Today i will show, how to configure …
How to configure TACACS+ on Cisco Routers and Switches Continue Reading »
SNMP helps to gather and organize device information in an IP network. Currently, it has three main versions – v1, v2c, v3. The problem with the version v1 and v2c, there is almost no security. So, SNMP v3 was introduced to add security. Earlier, we have configured SNMP v2c, and today we will learn to …
How to configure SNMP v3 in Cisco IOS Devices Continue Reading »
Simple Network Management Protocol (SNMP) is an application layer protocol to collect and organize information about device in an IP network. In this lesson, we will learn to configure SNMP v2c in Cisco device. Pre-Check: Make sure port 161 is open for SNMP pulling from the device. And, also 162 need to be open to …
How to configure SNMP v2c in Cisco IOS Devices Continue Reading »
Policy Based Routing or PBR is a feature to manipulate routing and forwarding based on policies, set by the network administrator. In this lesson, we will learn to configure PBR in Cisco Nexus switches. Lab Diagram: Goal of the Lab: Create PBR for source PC-02 (192.168.1.11) Deny PBR for PC-02 when destination is 1.1.1.1 Existing …
How to configure PBR in Cisco Nexus switches Continue Reading »
DMVPN or Dynamic Multipoint Virtual Private Network is a tunneling protocol, which helps to build scalable IPsec Virtual Private Networks (VPNs). In this lesson, we will learn to configure DMVPN on Cisco router with single HUB. DMVPN is combine of- mGRE (Multipoint GRE allows a single interface to support multiple IPSec tunnel.) NHRP (Next Hop …
DMVPN configuration with Single HUB in Cisco Continue Reading »
In this lesson, we will learn to configure TACACS server for AAA authentication in Cisco IOS XR software. We will be using release 7.0.x for this tutorial. So, let’s get started. Here important to note that, AAA is available by default as a part of the base software package in Cisco IOS-XR. Configure of TACACS+ …
