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![[Day 10] Cisco ISE Mastery Training: Adding Network Devices (Switches, WLCs) to ISE](https://networkjourney.com/wp-content/uploads/2025/08/Day-10-Cisco-ISE-Mastery-Training-Adding-Network-Devices-Switches-WLCs-to-ISE.png)
[Day 10] Cisco ISE Mastery Training: Adding Network Devices (Switches, WLCs) to ISE
Introduction Network devices (switches, wireless controllers, routers, firewalls) are the RADIUS clients that ask Cisco ISE who can access the network. Adding them to ISE properly — with the right IPs, shared secrets, device groups and attributes — is essential for accurate policy enforcement, logging, […]
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![[Day 7] Cisco ISE Mastery Training: Configuring Certificates (Self-Signed & CA-Signed)](https://networkjourney.com/wp-content/uploads/2025/08/Day-7-Cisco-ISE-Mastery-Training-Configuring-Certificates-Self-Signed-CA-Signed.png)
[Day 7] Cisco ISE Mastery Training: Configuring Certificates (Self-Signed & CA-Signed)
Introduction TLS certificates are the backbone of secure ISE operations — they authenticate the ISE Admin GUI and portals, secure EAP/RADIUS server identity for wireless/wired 802.1X, enable pxGrid trust, and sign SAML assertions. A wrong certificate, missing CA chain, or expired cert will break 802.1X, […]
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![[Day 6] Cisco ISE Mastery Training: Initial Setup Wizard & GUI Tour](https://networkjourney.com/wp-content/uploads/2025/08/Day-6-Cisco-ISE-Mastery-Training-Initial-Setup-Wizard-GUI-Tour.png)
[Day 6] Cisco ISE Mastery Training: Initial Setup Wizard & GUI Tour
Introduction You’ve deployed the ISE appliance — now what? The Initial Setup Wizard and the first GUI tour are the make-or-break steps that transform a running VM into a usable NAC controller. This session walks you through the exact steps to complete first-boot configuration, secure […]
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![[Day 5] Cisco ISE Mastery Training: Installing Cisco ISE in VMware ESXi / EVENG](https://networkjourney.com/wp-content/uploads/2025/08/Day-5-Cisco-ISE-Mastery-Training-Installing-Cisco-ISE-in-VMware-ESXi-EVENG.png)
[Day 5] Cisco ISE Mastery Training: Installing Cisco ISE in VMware ESXi / EVENG
Introduction This session shows you how to deploy Cisco Identity Services Engine (ISE) in a lab environment using VMware ESXi (vSphere client) and EVE-NG. Installing ISE correctly matters because ISE is the enforcement and policy brain for NAC — mis-provisioned VMs, wrong disk types, or […]
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![[Day 9] Cisco ISE Mastery Training: Creating Internal Users & Groups](https://networkjourney.com/wp-content/uploads/2025/08/Day-9-Cisco-ISE-Mastery-Training-Creating-Internal-Users-Groups.png)
[Day 9] Cisco ISE Mastery Training: Creating Internal Users & Groups
Introduction Internal users and groups in Cisco ISE let you authenticate accounts that are maintained inside ISE itself rather than in Active Directory. This is vital for: Today you’ll learn how to create internal users and groups, import users in bulk, add them to Identity […]
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![[Day 8] Cisco ISE Mastery Training: Integrating ISE with Active Directory](https://networkjourney.com/wp-content/uploads/2025/08/Day-8-Cisco-ISE-Mastery-Training-Integrating-ISE-with-Active-Directory.png)
[Day 8] Cisco ISE Mastery Training: Integrating ISE with Active Directory
Introduction Active Directory (AD) is the source of truth for user identities in most enterprises. Integrating Cisco ISE with AD lets ISE make real-time decisions based on user identity and group membership — mapping AD groups to network access policies, applying departmental VLANs, or enabling […]
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![[Day 4] Cisco ISE Mastery Training: Lab Topology Design for ISE Practice](https://networkjourney.com/wp-content/uploads/2025/08/Day-4-Cisco-ISE-Mastery-Training-Lab-Topology-Design-for-ISE-Practice_networkjourney.png)
[Day 4] Cisco ISE Mastery Training: Lab Topology Design for ISE Practice
Introduction In today’s enterprise networks, controlling who and what connects is no longer optional — it’s a security necessity.Cisco Identity Services Engine (ISE) is the gold standard for Network Access Control (NAC), enabling centralized authentication, authorization, and accounting for wired and wireless devices. This Day […]
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![[Day#1c PyATS Series] Why pyATS? Why not just stick to Netmiko / NAPALM / Paramiko which are easier? [Python for Network Engineer]](https://networkjourney.com/wp-content/uploads/2025/07/Day1c-PyATS-Series-Why-pyATS-Why-not-just-stick-to-Netmiko-NAPALM-Paramiko-which-are-easier-Python-for-Network-Engineer.png)
[Day#1c PyATS Series] Why pyATS? Why not just stick to Netmiko / NAPALM / Paramiko which are easier? [Python for Network Engineer]
Many network engineers ask: “Why should I learn pyATS when simpler options like Netmiko or NAPALM already exist?” Let’s break it down. What Netmiko and NAPALM Offer Netmiko and NAPALM are excellent tools for: These libraries are lightweight and ideal for ad-hoc automation or one-off […]
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![[Day#1b PyATS Series] Step-by-Step: Install pyATS in PyCharm (Ubuntu) [Python for Network Engineer]](https://networkjourney.com/wp-content/uploads/2025/07/Day_1b-PyATS-Series-Step-by-Step-Install-pyATS-in-PyCharm-Ubuntu-Python-for-Network-Engineer.png)
[Day#1b PyATS Series] Step-by-Step: Install pyATS in PyCharm (Ubuntu) [Python for Network Engineer]
If you’re exploring Python for Network Engineers, mastering tools like pyATS is a game-changer for automating network testing and validation. This guide walks you through setting up pyATS in PyCharm on Ubuntu, step by step, so you can build robust network automation workflows with confidence. […]
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![Ticket#10 – NAT Overload Failure: Why Users Couldn’t Access the Internet – A Real Fix [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/nj-blog-post-Ticket-10.jpg)
Ticket#10 – NAT Overload Failure: Why Users Couldn’t Access the Internet – A Real Fix [CCNP ENTERPRISE]
Problem Summary In a mid-sized enterprise, users across VLANs suddenly reported that they couldn’t browse the internet or access external services. While internal services like file sharing and internal DNS were operational, anything beyond the firewall was unreachable. Symptoms Observed Root Cause Analysis Initial checks […]
