Exam Code: 640-875
Exam Name: Building Cisco Service Provider Next-Generation Networks Part 1
Updated: Oct 20, 2026
Q & A: 240 Questions and Answers
640-875 Free Demo download
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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: IPv4 and IPv6 Addressing | 13% | - Types of IPv4 and IPv6 addresses - VLSM, CIDR and route summarization concepts - Design an IP subnetting plan - Structure of IPv4 and IPv6 addresses |
| Topic 2: Routed Network Technologies I | 10% | - Routing protocol basics - Classful vs classless routing |
| Topic 3: Switched Network Technologies I | 12% | - Ethernet link bundling (LACP, PAgP) - Switch security (e.g., port security) - Bridging concepts and Layer 2 Ethernet frames - Basic Spanning Tree operations |
| Topic 4: IP Networks | 12% | - Common network applications - LAN vs WAN operation differences - Purpose and functions of network devices - OSI and TCP/IP models - Network troubleshooting layered model |
Cisco Building Cisco Service Provider Next-Generation Networks Part 1 is an official Cisco exam, catalogued under the code 640-875. Passing it awards the CCNA SP certification at the Associate level. It also links to CCNA Service Provider, 640-878 SPNGN2 Building Cisco Service Provider Next-Generation Networks, Part 2, which broadens its career value. Qualifying exams exist to prove ability in a measurable way, and this one proves yours against the vendor's own standard.
Cisco Building Cisco Service Provider Next-Generation Networks Part 1 gives you 65–75 questions and 90 minutes to answer them. Treat time as a resource to allocate, not a countdown to fear: rehearse full sessions in the FreePdfDump test engine, practice skipping and returning, and build the calm familiarity that lets your actual knowledge show up on exam day.
Passing Cisco Building Cisco Service Provider Next-Generation Networks Part 1 takes 800 (approximate typical scoring target), and the official fee is Approximately USD 300 (approximate). Retakes cost the full Approximately USD 300 (approximate) again, which makes verified readiness the cheapest insurance there is. Track your FreePdfDump practice scores across sessions and book the exam only when clearing the requirement has become your baseline, not your best day.
No formal prerequisites; relevant network experience recommended
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The Cisco Building Cisco Service Provider Next-Generation Networks Part 1 exam is divided into 4 domains. The most prominent are IP Networks (12%), Switched Network Technologies I (12%), and Routed Network Technologies I (10%). The complete outline is above on this page; candidates who know the map waste far less time getting to the destination.
Which two statements are correct regarding routing protocol authentication? (Choose two.)
Correct Answer: B,D 🗳️
You are deploying three switches for a network that contains 20 VLANs, as follows:
Switch A is the root for VLAN1
Switch B is the root for VLAN20
Switch C is the secondary root for VLAN 1 and VLAN 20 only
What are two ways to configure the switches? (Choose two.)
Correct Answer: A,D 🗳️
Company policy only allows SSH for remote access into Cisco routers. Which configuration would only allow SSH?
Correct Answer: E 🗳️
Which three are features present on both ICMPv4 and ICMPv6? (Choose three.)
Correct Answer: B,D,F 🗳️
Which two features are used on CE devices in Metro Ethernet? (Choose two.)
Correct Answer: A,D 🗳️
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