Support 2.0 (CIT): 640-606 Exam Premium File as PDF & Test Engine
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Last Updated: Aug 27, 2026
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Not sure whether Fast2test is the right choice for your 640-606 preparation? Download the free demo and work through sample questions from the Cisco Support 2.0 (CIT) practice test before you spend anything. The full set contains 239 questions and answers.
Cisco 640-606 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Support 2.0 (Cisco Internetwork Troubleshooting) (CIT) |
| Exam Number: | 640-606 |
| Certificate Validity Period: | Retired – formerly part of CCNP/CCDP certifications |
| Related Certifications: | Cisco Certified Network Professional (CCNP) Cisco Certified Design Professional (CCDP) |
| Available Languages: | English |
| Exam Format: | Multiple-choice, Scenario-based troubleshooting, Proctored exam |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Historically delivered as a proctored exam at authorized testing centers; the exam has been retired and is no longer available through Cisco. |
| Pre Condition: | Historically CCNA recommended before taking this exam as part of CCNP/CCDP certification paths. |
Cisco 640-606 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Router and Switch Troubleshooting | - Device operational faults
|
| Advanced Network Services | - AAA and security troubleshooting
|
| Troubleshooting Principles and Tools | - Troubleshooting methodology
|
| Addressing and NAT Problems | - IP address issues
|
| OSI and Protocol Issues | - Network layer troubleshooting
|
| Local and Wide Area Network Troubleshooting | - LAN technologies
|
Your Cisco Support 2.0 (CIT) Questions, Answered
The 640-606 exam, officially titled Support 2.0 (CIT), is the qualifying test for the Others certification from Cisco, a credential at the Professional (CCNP/CCDP track) level. Passing it proves you have the skills employers look for in certified professionals, and it can also support progress toward related credentials such as Cisco Certified Network Professional (CCNP), Cisco Certified Design Professional (CCDP).
Historically CCNA recommended before taking this exam as part of CCNP/CCDP certification paths. Eligibility rules can change over time, so before you register, confirm the latest requirements on the official exam page.
Yes. Fast2test offers a free PDF demo for the Cisco Support 2.0 (CIT) exam so you can judge the quality of our questions and answers before paying anything. Every purchase also comes with 365 days of free updates, and once that period expires you can extend your update service at a 50% discount.
Your purchase is protected by a 100% money-back guarantee. If you sit the corresponding 640-606 exam within 60 days of buying and do not pass, send us a scan of your exam enrollment slip together with your official Score Report (PDF) within 2 days of the exam date — the candidate name must match the payer's name — and we will process your full refund within 7 days. Please note that exams taken within 3 days of purchase, materials downloaded without ever sitting the exam, free products, and expired orders are not covered. If you would rather not have a refund, you can exchange your order for two exam products of equal value, free of charge, and keep the update service on your original purchase.
Delivery is instant: your files are emailed to you within one minute of payment and can also be downloaded directly, with no limit on the number of computers you install them on. If nothing has arrived within 2 hours, contact our customer service team and we will sort it out.
The Cisco Support 2.0 (CIT) syllabus is organized into 6 domains. The main areas include Local and Wide Area Network Troubleshooting, Addressing and NAT Problems, and Advanced Network Services. Scroll up to the Exam Topics section above for the complete, current outline before you plan your study schedule.
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