Networking with Khalid

Networking with Khalid Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Networking with Khalid, Tutor/Teacher, London.

Network professional and system administrator | CCNA R&S | CCNP R&S | CCNA Wireless | VPN,s | MikroTik Firewall | Cisco ASA Firewall | FortiGate Firewall | Virtualization vSphere ESXI | NVR CCTV |

VLAN Configuration & TrunkingVLANs logically segment a switch network 🔀, while trunking carries multiple VLANs over a si...
17/09/2026

VLAN Configuration & Trunking

VLANs logically segment a switch network 🔀, while trunking carries multiple VLANs over a single link using 802.1Q tagging 🏷️.

Create VLAN → Assign Access Ports → Configure Trunk → Allow VLANs → Verify ✅



WhatsApp Channel:
https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

AAA Server, Authentication, Authorization & AccountingAAA centralizes network access control 🔐 by verifying users, defin...
17/09/2026

AAA Server, Authentication, Authorization & Accounting

AAA centralizes network access control 🔐 by verifying users, defining their permissions, and recording their activities 📋.

User → Authentication → Authorization → Accounting → Network Access ✅



WhatsApp Channel:
https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

Networking MCQS 👇💯
16/09/2026

Networking MCQS 👇💯

ACL, Access Control ListACL controls network traffic by checking packets against configured permit and deny rules 🛡️.Tra...
16/09/2026

ACL, Access Control List

ACL controls network traffic by checking packets against configured permit and deny rules 🛡️.

Traffic → ACL → Rule Check → Permit or Deny ✅🚫



WhatsApp Channel:
https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

NETWORK CRIMPING TOOL 🔧🌐The right tool makes Ethernet termination easier and more precise.RJ45 Crimping Slot → Stripping...
16/09/2026

NETWORK CRIMPING TOOL 🔧🌐

The right tool makes Ethernet termination easier and more precise.

RJ45 Crimping Slot → Stripping Section → Cutting Blade → Crimping Die → Precision Jaws → Pivot Mechanism → Handle Grips

Understand the physical tool used to terminate Ethernet cables and build stronger hands on networking skills.

Save this for your CCNA and Networking Lab revision.



https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

NETWORKING MCQs | CCNA NETWORK SCENARIOTwo departments share one switch but need separate communication groups. 🌐What sh...
16/09/2026

NETWORKING MCQs | CCNA NETWORK SCENARIO

Two departments share one switch but need separate communication groups. 🌐

What should be configured?

A. DHCP
B. NAT
C. VLAN
D. None of these

Can you choose the correct answer? 👇



Networking with Khalid

https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

Subnetting with VLSMVLSM allows different subnet sizes within the same network 🔢, helping allocate IP addresses efficien...
16/09/2026

Subnetting with VLSM

VLSM allows different subnet sizes within the same network 🔢, helping allocate IP addresses efficiently and reducing address waste 🚀.

Large Host Requirement → Larger Subnet
Small Host Requirement → Smaller Subnet
→ Efficient IP Allocation ✅



WhatsApp Channel:
https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

EIGRP, Enhanced Interior Gateway Routing ProtocolEIGRP dynamically discovers neighboring routers 🤝 and uses the DUAL alg...
16/09/2026

EIGRP, Enhanced Interior Gateway Routing Protocol

EIGRP dynamically discovers neighboring routers 🤝 and uses the DUAL algorithm to calculate loop-free paths and quickly adapt when the network changes 🔄.

Neighbor → Topology Table → DUAL → Best Path → Fast Convergence 🚀



WhatsApp Channel:
https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

NAT, Network Address TranslationNAT translates private IP addresses into public IP addresses 🌐, allowing internal device...
15/09/2026

NAT, Network Address Translation

NAT translates private IP addresses into public IP addresses 🌐, allowing internal devices to communicate with external networks 🔄.

Private IP → NAT Router → Public IP → Internet 🚀



WhatsApp Channel:
https://whatsapp.com/channel/0029Vb8KF1w8PgsQzminvL2F

When a Network Engineer Designs a Building 😂🏢🌐Every room gets a port.Every floor gets a VLAN.And yes, the building needs...
15/09/2026

When a Network Engineer Designs a Building 😂🏢🌐

Every room gets a port.
Every floor gets a VLAN.
And yes, the building needs an uplink too! 😂

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London

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+923302727127

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