Skip to content
  • CLICK HERE – To read about my IT Evolution, my IT Studies road map, and connect on LinkedIn / Discord!

The DEVNET GRIND!

The Ether in the Net

Category: RHEL Boot Process

RHEL Boot Process

Posted on August 7, 2020September 22, 2020 by amirulmaula

After a computer is booted, it starts with BIOS (or UEFI). The BIOS (or UEFI) system performs a series of tests which is known as ‘Power On Self Test’ (POST). The purpose of POST is to detect and connect CPU and key controllers. MBR (Master Boot Record) is the storage partition type. Another one is … Continue reading RHEL Boot Process →

Leave a comment

Hits from across the Globe:

  • 234,292 IT Engineers in the making / on the GRIND!
Follow The DEVNET GRIND! on WordPress.com

Categories

  • Author Content – Amirul (5)
    • RedHat / CentOS Linux (5)
      • IP Tables in CentOS (1)
      • Network Monitoring in CentOS (1)
      • RHEL Boot Process (1)
      • SSH Configuration in CentOS (1)
      • SSH Tunnel Configuration in CentOS (1)
  • AWS – Solutions Architect Associate (3)
    • CLI Setup and Usage (1)
    • IAM – Account Setup and Permissions (1)
    • Key Services (2)
  • Beginning Python complete over! (1)
  • CCNA DevNet (67)
    • ACI (1)
    • Agile (2)
    • Ansible-Basics (3)
    • Ansible-Lab-Setup (5)
    • Automation – Ansible, Puppet, Chef (3)
    • Automation / SDKs / CLIs (1)
    • Automation Labbing (2)
    • Automation Testing (2)
    • AXL / Admin XML Layer (1)
    • Bare Metal Clouds (1)
    • Bash Shell Commands (2)
    • CI/CD (Continous Integration / Continuous Deployment) (3)
    • Cisco Finesse (1)
    • Cisco NSO (1)
    • Cisco SD-WAN (1)
    • Cisco SDKs (1)
    • Cisco Security Platforms (1)
    • Code Testing (3)
    • Code Testing / Unit-Testing / pyATS (1)
    • Coding / Python (9)
    • Core DevOps Principles (1)
    • CUCM (1)
    • Design Patterns (Observer, MVC) (3)
    • Development Models and Environments (2)
    • DevNet Ansible (3)
    • DevNet Labbing! (2)
    • DevNet Sandbox (1)
    • DevNet Security Topics (1)
    • DNA Center (1)
    • Docker (1)
    • Full-Stack Automation / Automation Exchange (website) (1)
    • GIT / Version Control (8)
    • Injection Threat Methods / Prevention (1)
    • JSON (6)
    • Lean (2)
    • Meraki (1)
    • NETCONF / RESTCONF (1)
    • NX-OS and IOS-XE devices (1)
    • Parsing Data Formats (2)
    • Password Hashing / Salting / Cracking Methods (1)
    • Remaining Network Blueprint Topics (1)
    • Remote-Procedure Call (RPC) (1)
    • REST API (4)
    • SDLC (1)
    • Securing Applications (1)
    • SOAP API (1)
    • Social Engineering Techniques (1)
    • Software Development (2)
    • Software-Defined Infrastrucure (2)
    • Test-Driven Deployment (TDD) (1)
    • Unified Diff (1)
    • Waterfall (1)
    • WebEx Devices (1)
    • WebEx Teams (1)
    • XML (7)
    • YAML (5)
    • YANG Data Model (1)
  • CCNA DevNet Guided Study Group (21)
    • Week 1 Material (3)
      • Hands on labs Week1 (2)
        • Python Installation (1)
        • Python Unit Testing / Code Testing (1)
    • Week 2 Material (2)
      • Hands on labs Week2 (1)
        • Writing REST APIs in Python (1)
    • Week 3 Material (1)
    • Week 4 Material (4)
      • Hands on lab Week4 (1)
        • Bash Command Shell (1)
    • Week 5 material (5)
      • Hands on Labs (1)
        • Ansible (1)
    • Week 6 Material (6)
  • CCNP Data Center (3)
    • ACI / Nexus Switching (2)
    • Nexus Switching (1)
  • CCNP Enterprise ENARSI (300-410) Topics (35)
    • BFD (Bidirectional Forwarding Detection) (1)
    • BGP Technologies (2)
    • DMVPN Configuration (13)
      • Front Door VRF (2)
      • GRE / mGRE / NHRP Review (4)
      • IPSec Profile Config / Troubleshooting (5)
    • EIGRP Technologies (4)
      • EIGRP Named Mode (2)
      • EIGRP Stub (1)
      • Path Selection (1)
    • MPLS Layer 3 VPN (16)
      • MPLS – Fundamentals (2)
      • MPLS – Intermediate Concepts (5)
    • OSPF Technologies (1)
    • Policy Routing (1)
    • VRF-Lite (1)
    • VRF-Lite (VRF Concepts) (2)
  • CCNP Enterprise ENAUTO (300-435) Topics (19)
    • Automation Fundamentals (17)
      • Automation Tools (2)
      • Different API Types (3)
        • REST API (3)
        • RESTful APIs (1)
      • JSON Encoding (2)
      • NETCONF (3)
      • Working with GIT (2)
      • YANG Encoding (2)
    • Automation Tools for Beginners (3)
  • CCNP Enterprise SD-WAN (300-415) (1)
    • Fundamentals / Intro (1)
  • CCNP ROUTE (153)
    • Access-Lists (5)
    • Authentication (1)
    • BGP (18)
    • CEF / FIB (2)
    • Deep Dives! (15)
    • Derp Moment (7)
    • DHCP (3)
    • Distribute-List's / Route-Map's (12)
    • DMVPN (3)
    • EIGRP (29)
    • IP SLA (4)
    • IPv6 (17)
    • NAT (3)
    • Netflow (1)
    • NTP (5)
    • OSPF (54)
    • OSPFv3 (6)
    • Policy Based Routing (8)
    • PPPoE (2)
    • Prefix-Lists (4)
    • Redistribution (26)
    • RIP (20)
    • ROUTE Exam Tips (3)
    • ROUTE PASSED!!!!! (1)
    • Security (7)
    • Static Routing (3)
    • VPN (9)
    • VRF (2)
  • CCNP Security (2)
    • ASA Configuration (1)
    • IPSec VPN Config / Troubleshooting (1)
  • CCNP SWITCH (83)
    • 3 Layer Switching Model (1)
    • AAA (3)
    • CDP / LLDP (1)
    • CEF / Adjacency Table (3)
    • DEEP DIVES!! (14)
    • DHCP Snooping (2)
    • Dot1x (1)
    • Dynamic ARP Inspection (DAI) (3)
    • EtherChannel (1)
    • FHRP SLA (1)
    • FHRPs (2)
    • Fundamentals (5)
    • GLBP (2)
    • HSRP (4)
    • IP Source Guard (2)
    • MST / MSTP (2)
    • Multi-Layer Switching (3)
    • PASSED! (1)
    • PoE (2)
    • Port-Security (3)
    • Private Vlans (1)
    • RSTP (2)
    • SPAN / VSPAN / RSPAN (2)
    • Spanning-Tree Protocol (12)
    • SSH / Telnet (1)
    • Stackwise (2)
    • Storm-Control (1)
    • STP EtherChannel (4)
    • SWITCH MISC (8)
    • SWITCH NTP (1)
    • Trunks (9)
    • VACL / VLAN access-map (1)
    • VACL / VLAN Access-Mapping (2)
    • VLAN Hopping (1)
    • VLANs (6)
    • Voice VLAN (1)
    • VRRP (2)
    • VSS (1)
    • VTP (8)
  • CCNP TSHOOT (37)
    • DEEP DIVE! (2)
    • Layer 2 (8)
    • Layer 3 (23)
    • Methods and Maintenance (5)
    • Troubleshooting Tools (5)
    • TSHOOT Misc (11)
  • Cisco Technology (non-cert related) (3)
  • Layer 2 Tunneling (4)
  • Layer 3 VPN (1)
  • Linux (4)
    • Linux Fundamentals (2)
  • Multicast Routing (2)
    • Fundamentals (2)
  • Network related NON-CCNP material (6)
    • PfR (Performance Routing) (1)
  • Non-Tech related misc (1)
  • Python (33)
    • Loops and Range (12)
    • NAPALM (4)
  • Ranting (6)
  • Uncategorized (53)
  • zzCCNA / CCNP / CCIE Lab setups (3)
    • CCNP Physical Lab (2)
    • EVE-NG Lab Setup Guide! (1)
Blog at WordPress.com.
  • Follow Following
    • The DEVNET GRIND!
    • Join 97 other followers
    • Already have a WordPress.com account? Log in now.
    • The DEVNET GRIND!
    • Customize
    • Follow Following
    • Sign up
    • Log in
    • Report this content
    • View site in Reader
    • Manage subscriptions
    • Collapse this bar
 

Loading Comments...