Cisco 642-831 Exam Information and Actual Questions
- Exam Code/Number: 642-831
- Exam Name/Title: Cisco Internetwork Troubleshooting (CIT)
- Certification Provider: Cisco
- Corresponding Certification: CCNP
- Exam Questions: 256
- Updated On: Jul 20, 2026
642-831
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Cisco
642-831 Exam
Cisco Internetwork Troubleshooting (CIT)
This exam has been stopped to register, new exam code replace: 642-845
Cisco 642-831 Exam Overview:
| Certification Vendor: | Cisco |
| Exam Name: | Cisco Internetwork Troubleshooting (CIT) |
| Exam Number: | 642-831 |
| Available Languages: | English |
| Exam Format: | Multiple choice (legacy), Simulation-based troubleshooting (legacy) |
| Related Certifications: | CCNP Routing and Switching CCNA (recommended prerequisite) |
| Recommended Training: | CCNP Routing and Switching Training Cisco Official Learning Network |
| Exam Registration: | Pearson VUE Cisco Exams Cisco Certification Portal |
| Sample Questions: | Cisco 642-831 Sample Questions |
| Exam Way: | Proctored exam via authorized testing centers (historically Pearson VUE) |
| Pre Condition: | Recommended: Valid CCNA certification or equivalent networking knowledge |
| Official Syllabus URL: | https://www.cisco.com |
Cisco 642-831 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| IP Routing Troubleshooting | - Static routing and default route issues - Dynamic routing protocols (RIP, EIGRP, OSPF) |
| Network Fundamentals Troubleshooting | - OSI model and protocol behavior issues - Layer 1 and Layer 2 connectivity problems |
| Network Services Troubleshooting | - NAT and ACL misconfigurations - DHCP and DNS issues |
| End-to-End Connectivity Verification | - Path tracing and diagnostic tools (ping, traceroute) - Systematic troubleshooting methodologies |
| Layer 2 Switching Troubleshooting | - Spanning Tree Protocol (STP) problems - VLAN configuration and trunking issues |
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