Network Services Troubleshooting Lab3

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Network Services Troubleshooting Lab3


Prerequisites:
 Cisco IOSv        (vios-adventerprisek9-m.vmdk.SPA.156-2.T)
 Cisco IOSvL2    (vios_l2-adventerprisek9-m.03.2017.qcow2)


Notice:
This lab is based on the Complex_Network_Services_CCNP_Lab_1, it’s highly recommended that you complete that lab before you proceed on this one.


Introduction:
Troubleshooting skills are one of the most if not the most imperative abilities, any IT person has to master them to perform well at the job. These problem-solving lab series aim to improve Cisco’s network engineer’s skills by presenting the broken network topology in which you have to analyze the issues, propose a solution and then eliminate the configurational mistakes.


Scenario:
Commercial buildings management agency rented out three floors of its brand new building to the companies which concern with the business of healthcare, insurance, and banking industries. Agency hosting at this location Internet access and data center services to its tenants. Building management has two contracts with ISPs to provide high-speed Internet. To comply with government standards, the strict requirements defined, to logically separate each company's internet and local traffic, vrf instances will be used.

Since property management does not have in house IT department, it outsourcing its technology needs to the small IT firm where you as lead network engineer help your customers resolve problems. Trouble tickets below indicate what are you working on today.


Topology:
 

Ticket1:
The total disaster data center is unavailable for all three companies. None of the major applications responding, HTTP, HTTPS, ICMP protocols are down, immediate attention from network team required, fixing these issues are the top priority.

 Ticket2:
This is the time when you run out of luck despite datacenter outage, against all odds universe sends you the second wave of troubles, 10 am Tuesday all of the sudden entire building got cut off of the Internet. Employees from all three companies continuously complain.


Note: Before you start any troubleshooting verify that end devices have ip addresses already assigned to them otherwise use ip dhcp command to obtain one.