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Today will discuss in networks and the master of the networks certificate:


CCNA 200-125



RIPv2 Troubleshooting Sim

Refer to the topology below and answer the questions using “show” commands.
Topology.jpg

DHCP Sim

Refer to the topology below and answer the questions.
Topology.jpg

EIGRP Troubleshooting Sim

Question
The topology below is running EIGRP. You are required to troubleshoot and resolve the EIGRP issues between the various routers. Use the appropriate show commands to troubleshoot the issues.

OSPF Neighbor Sim

Question
The topology below is running OSPF. You are required to troubleshoot and resolve the OSPF issues between the various routers. Use the appropriate show commands to troubleshoot the issues.
OSPF_Neighbor_Sim.jpg

CCNA VTP SIM Question

Question
Refer to the topology below, you are only allowed to access the CLI of Sw-AC3 to answer some questions. This does not require any configuration.
VTP_Lab_Sim_Topology

CCNA Access List Sim 2

Question
access_list_sim2.jpg
Answer and Explanation

CCNA Access List Sim

Question
accesslist_sim
Answer and Explanation

Practice CCNA Labs with Packet Tracer Simulator

Well, the title said it all. Here are some screenshots about the labs in Packet Tracer Simulator:
packet_tracer_CCNA_lab2

CCNA EIGRP Lab

Question
Your company has just added R3 router to the existing network. But currently no routing updates are being exchanged between R3 and the network. All other connectivity, including Internet access are working properly.
The task is to identify the fault(s) and correct the router configuration to provide full connectivity between the routers.
All passwords on all routers are set to cisco.
IP addresses are listed in the chart below.
ccna_eigrp_sim
R1Fa0/0: 192.168.77.33
S1/0: 198.0.18.6
S0/1: 192.168.60.25
S0/0: 192.168.36.13		R2Fa0/0: 192.168.60.97
Fa0/1: 192.168.60.113
S0/0: 192.168.36.14
R3Fa0/0: 192.168.77.34
Fa0/1: 192.168.60.65
Fa1/0: 192.168.60.81		R4Fa0/0: 192.168.60.129
Fa0/1: 192.168.60.145
S0/1: 192.168.60.26
Answer and explanation

CCNA Configuration SIM Question

Question
Refer to the topology
Configuration_Sim.jpg
TUT Company recently installed a new router in their office. Complete the network installation by performing the initial router configurations and configuring RIPv2 routing using the router command line interface (CLI) on the R2-TUT.
Name of the router is R2-TUT
Enable-secret password is cisco1
The password to access user EXEC mode using the console is cisco2
The password to allow telnet access to the router is cisco3
IPV4 addresses must be configured as follows:
Ethernet network 213.123.20.128/27 – router has last assignable host address in subnet
Serial network is 200.0.1.16/28 – router has last assignable host address in the subnet. Interfaces should be enabled.
Router protocol is RIPv2
Solution

CCNA NAT SIM Question

Question
You are tasked to configure Internet access on a router. The ISP has provided the company six public IP addresses of 198.18.184.105 198.18.184.110. The company has 14 hosts that need to access the internet simultaneously. The hosts in the company LAN have been assigned private space addresses in the range of 192.168.100.17 – 192.168.100.30.
The following have already been configured on the router：
– Router basic configuration
– Interfaces have been configured for NAT inside (Fa0/0) and NAT outside (s0/0)
– The appropriate static routes have also been configured
– All passwords have been temporarily set to “cisco”
Tasks:
+ Use NAT to provide Internet access to all hosts in the company LAN.
+ Name the router TUT
+ Inside global addresses: 198.18.184.105 198.18.184.110/29
+ Inside local addresses: 192.168.100.17 – 192.168.100.30/28
+ Numer of inside hosts: 14
NAT_sim_topology.jpg
Solution

Location: Portugal

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