Advanced Networking with CISCO (CCNA) > Basic Troubleshooting

Wiring Problems Troubleshooting

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  • In the main panel, look for a tripped breaker.
  • If you come across a tripped breaker in the panel, reset it.
  • Turn on the breaker and try the problem fixture again after unplugging all the appliances and turning off all the lights on the circuit.

  • Electromagnetic interference should be avoided.
  • Make sure your connections are secure.
  • Examine the line's layout.
  • Check for pinching or breaks in the cable.

The cable will operate perfectly as long as the two pairs used are correct. The remaining two connections are used to provide power to the receiving device in PoE (Power over Ethernet). That's two power wires and two power return wires. You're still okay to go if the wires are faulty but the power and return wires are not crossed.

  • Test your Wi-Fi on different devices.
  • Restart your modem and router.
  • Try a different Ethernet cable.
  • See who's using your Wi-Fi.
  • Upgrade your equipment.
  • Call your internet service provider.
  • Reset your router to default settings.

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Rashid Khan
5

Great learning experience about the networking concepts..

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Anurag
5

LearnVern is the Right place for the Right people who want to grab the real knowledge and achieve their future goal and become successful

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Shrey Agarwal
4

Good

T
Tanish Sing
5

very easy questions.

A
Amit Bakale
5

good

S
Setu Patel
4

Best.

P
Preksha Paul
5

We want ccnp

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sakshi Gangapure
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good

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Manil Kumar Rajak
5

very good

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AMAN
5

Very Good Knowledge Sir

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Course Content

  1. Introduction to Networking
    19m 37s
  2. Basics of Networking Cables
    23m 40s
  3. Types of Topology Part -1
    19m 8s
  4. Types of Topology Part -2
    16m 11s
  5. TCP/IP Suite
    17m 51s
  6. OSI Model
    18m 37s
  7. Network Devices
    26m 23s
  8. Network Protocols
    34m 38s
  9. Next-Generation Firewalls
    28m 43s
  10. Assignment : Introduction To Networking
    39s

  1. IP Address
    31m 6s
  2. IP Address Classes
    29m 41s
  3. IP Subnetting
    26m 59s
  4. Class C Subnetting
    25m 47s
  5. Configuration of IP Address
    30m 14s
  6. IPv6 Addressing Part -1
    17m 56s
  7. IPv6 Addressing Part -2
    16m 52s
  8. Assignment : IP Address
    1m

  1. Introduction to Cisco IOS
    26m 45s
  2. Router Memory
    33m 50s
  3. Modes in a Router
    32m 21s
  4. Cisco IOS Password Configuration
    20m 43s
  5. Practical: Router Configuration
    27m 3s
  6. Practical: Commands of Routing
    19m 5s
  7. Assignment : Working With Cisco Devices
    1m 7s

  1. Routing Fundamentals
    23m 16s
  2. Static Routing
    28m 43s
  3. Default Routing
    24m 17s
  4. Dynamic Routing
    26m 55s
  5. Packet Forwarding
    4m 51s
  6. Assignment : Basic Routing Technologies
    1m 27s

  1. Advanced Routing Technologies
    20m 59s
  2. RIPv1 & RIPv2 Configuration
    26m 11s
  3. OSPF Routing
    19m 30s
  4. Configuring OSPFv2
    15m 50s
  5. Configuring OSPFv3
    23m 14s
  6. Hybrid Routing Protocol
    19m 37s
  7. EIGRP Routing and Configuration
    31m 50s
  8. Assignment : Advanced Routing Technologies
    1m 31s

  1. LAN Switching Technologies
    22m 34s
  2. Introduction to Ethernet
    17m 45s
  3. Switching Techniques
    20m 41s
  4. Basic Switch Configuration
    17m 45s
  5. Assignment : Basic LAN Switching Technologies
    1m 7s

  1. Introduction to VLAN
    29m 56s
  2. Switch Mode Port
    19m 15s
  3. VLAN Routing
    25m 4s
  4. Router-on-Stick Configuration
    15m 43s
  5. VLAN Trunking Protocol
    24m 5s
  6. Spanning Tree Protocol
    26m 9s
  7. Features of Ether channel
    25m 9s
  8. Assignment : Advanced Switching Technologies
    1m 53s

  1. Infrastructure Services
    38m 51s
  2. Dynamic NAT
    12m 6s
  3. Port Address Translation
    18m 31s
  4. NTP Configuration
    28m 20s
  5. DHCP Configuration
    15m 56s
  6. Syslog
    25m 22s
  7. SNMP Protocol
    10m 47s
  8. Assignment : Infrastructure Services
    1m 24s

  1. WAN Technologies
    21m 31s
  2. WAN Device
    12m 19s
  3. VPN Configuration
    20m 37s
  4. Point-to-Point Protocol (PPP) Configuration
    27m 16s
  5. Assignment : WAN Technologies
    1m 45s

  1. Switching Password
    30m 44s
  2. SSH Configure
    28m 33s
  3. Port Security
    32m 11s
  4. Access Control List (ACL)
    16m 11s
  5. Configure Switch Port Security
    22m 14s
  6. Number of ACL
    29m 35s
  7. Name of ACL
    17m 49s
  8. Assignment : Infrastructure Security
    2m 18s

  1. Infrastructure Management
    9m 50s
  2. SNMP Versions
    36m 59s
  3. Assignment : Infrastructure Management
    1m 24s

  1. Basic Troubleshooting
    9m 27s
  2. Wiring Problems Troubleshooting
    27m 5s
  3. Troubleshooting IP Addressing and Host
    30m 15s
  4. Assignment : Basic Troubleshooting
    2m 11s

  1. Advanced Troubleshooting
    13m 10s
  2. Routing Failures & Troubleshooting
    35m 18s
  3. Assignment : Advanced Troubleshooting
    1m 32s

  1. Automation & Programmability
    17m 38s
  2. Wireless Security Protocols
    11m 20s
  3. Assignment : Automation and Programmability
    29s

  1. Course Summary
    4m 12s

  1. Cisco Network Interview Questions Part 1
    23m 34s
  2. Cisco Network Interview Questions Part 2
    30m 23s

  1. Career Guideline
    58s
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