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本课程“CCNP Enterprise 300-410 ENARSI 2025 认证QA测试”旨在帮助您准备和通过M640-410 ENARSI考试。通过此考试，您将获得思科认证专家 - 企业高级基础设施实施认证，并满足思科认证网络专业人员（CCNP）企业认证的专业考试要求。 本次考试时长为90分钟，涵盖了企业网络高级路由和服务的实施与故障排除。具体内容包括： **1.0 三层技术 (Layer 3 Technologies)** * 故障排除管理距离（所有路由协议） * 故障排除路由映射（属性、标记、过滤） * 故障排除环路防机制（过滤、标记、水平分割、路由毒化） * 故障排除路由协议或路由源之间的重分发 * 故障排除手动和自动汇总（任何路由协议） * 配置和验证策略路由 * 配置和验证VRF-Lite * 描述双向转发检测 (BFD) * 故障排除EIGRP（经典和命名模式；VRF和全局）：地址族（IPv4, IPv6）、邻居关系和认证、无环路路径选择（RD, FD, FC, 后继者, 可行后继者, stuck in active）、stub、负载均衡（等成本和非等成本）、度量 * 故障排除OSPF (v2/v3)：地址族（IPv4, IPv6）、邻居关系和认证、网络类型、区域类型和路由器类型（点对点、多点、广播、非广播；区域类型：骨干、普通、传输、stub, NSSA, totally stub；路由器类型：内部、骨干、ABR, ASBR；虚拟链路）、路径首选项 * 故障排除BGP（内部和外部，单播，和VRF-Lite）：地址族（IPv4, IPv6）、邻居关系和认证（下一跳、多跳、4字节AS、私有AS、路由刷新、同步、操作、对等组、状态和计时器）、路径首选项（属性和最佳路径）、路由反射器（排除多个路由反射器、联盟、动态对等）、策略（入站/出站过滤、路径操纵） **2.0 VPN技术 (VPN Technologies)** * 描述MPLS操作（LSR, LDP, 标签交换, LSP） * 描述MPLS三层VPN * 配置和验证DMVPN（单中心）(GRE/mGRE, NHRP, IPsec, 动态邻居, spoke-to-spoke) **3.0 基础设施安全 (Infrastructure Security)** * 故障排除设备安全（IOS AAA - TACACS+, RADIUS, 本地数据库） * 故障排除路由器安全特性（IPv4访问控制列表 - 标准、扩展、基于时间；IPv6流量过滤器；单播反向路径转发 (uRPF)） * 故障排除控制平面策略 (CoPP) (Telnet, SSH, HTTP(S), SNMP, EIGRP, OSPF, BGP) * 描述IPv6首跳安全特性（RA guard, DHCP guard, 绑定表, ND inspection/snooping, source guard） **4.0 基础设施服务 (Infrastructure Services)** * 故障排除设备管理（Console和VTY；Telnet, HTTP, HTTPS, SSH, SCP；(T)FTP） * 故障排除SNMP (v2c, v3) * 使用日志故障排除网络问题（本地, syslog, debugs, 条件debugs, 时间戳） * 故障排除IPv4和IPv6 DHCP（DHCP客户端, IOS DHCP服务器, DHCP中继, DHCP选项） * 使用IP SLA故障排除网络性能问题（抖动, 跟踪对象, 延迟, 连通性） * 故障排除NetFlow (v5, v9, flexible NetFlow) * 使用Cisco DNA Center进行保证性的网络问题故障排除（连通性, 监控, 设备健康, 网络健康）
Welcome to Exam CCNP Enterprise 300-410 ENARSI Verified QA Tests 2025300-410 ENARSI Implementing Cisco Enterprise Advanced Routing and Services Passing this exam earns you the Cisco Certified Specialist - Enterprise Advanced Infrastructure Implementation, and can also be used to meet the concentration exam requirements for the Cisco Certified Network Professional (CCNP) Enterprise certification.Implementing Cisco Enterprise Advanced Routing and Services (ENARSI 300- 410) is a 90-minute exam associated with the CCNP Enterprise Certification. This exam certifies a candidate's knowledge for implementation and troubleshooting of advanced routing technologies and services including Layer 3, VPN services, infrastructure security, infrastructure services, and infrastructure automation. The course, Implementing Cisco Enterprise Advanced Routing and Services, helps candidates to prepare for this exam.300-410 ENARSI Exam Description:1.0 Layer 3 Technologies1.1 Troubleshoot administrative distance (all routing protocols)1.2 Troubleshoot route map for any routing protocol (attributes, tagging, filtering)1.3 Troubleshoot loop prevention mechanisms (filtering, tagging, split horizon, route poisoning)1.4 Troubleshoot redistribution between any routing protocols or routing sources1.5 Troubleshoot manual and auto-summarization with any routing protocol1.6 Configure and verify policy-based routing1.7 Configure and verify VRF-Lite1.8 Describe Bidirectional Forwarding Detection1.9 Troubleshoot EIGRP (classic and named mode; VRF and global)1.9.a Address families (IPv4, IPv6)1.9.b Neighbor relationship and authentication1.9.c Loop-free path selections (RD, FD, FC, successor, feasible successor, stuck in active)1.9.d Stubs1.9.e Load balancing (equal and unequal cost)1.9.f Metrics1.10 Troubleshoot OSPF (v2/v3)1.10.a Address families (IPv4, IPv6)1.10.b Neighbor relationship and authentication1.10.c Network types, area types, and router types1.10.c.i Point-to-point, multipoint, broadcast, nonbroadcast1.10.c.ii Area type: backbone, normal, transit, stub, NSSA, totally stub1.10.c.iii Internal router, backbone router, ABR, ASBR1.10.c.iv Virtual link1.10.d Path preference1.11 Troubleshoot BGP (Internal and External, unicast, and VRF-Lite)1.11.a Address families (IPv4, IPv6)1.11.b Neighbor relationship and authentication (next-hop, mulithop, 4-byte AS, private AS, route refresh, synchronization, operation, peer group, states and timers)1.11.c Path preference (attributes and best-path)1.11.d Route reflector (excluding multiple route reflectors, confederations, dynamic peer)1.11.e Policies (inbound/outbound filtering, path manipulation)2.0 VPN Technologies2.1 Describe MPLS operations (LSR, LDP, label switching, LSP)2.2 Describe MPLS Layer 3 VPN2.3 Configure and verify DMVPN (single hub)2.3.a GRE/mGRE2.3.b NHRP2.3.c IPsec2.3.d Dynamic neighbor2.3.e Spoke-to-spoke3.0 Infrastructure Security3.1 Troubleshoot device security using IOS AAA (TACACS+, RADIUS, local database)3.2 Troubleshoot router security features3.2.a IPv4 access control lists (standard, extended, time-based)3.2.b IPv6 traffic filter3.2.c Unicast reverse path forwarding (uRPF)3.3 Troubleshoot control plane policing (CoPP) (Telnet, SSH, HTTP(S), SNMP, EIGRP, OSPF, BGP)3.4 Describe IPv6 First Hop security features (RA guard, DHCP guard, binding table, ND inspection/snooping, source guard)4.0 Infrastructure Services4.1 Troubleshoot device management4.1.a Console and VTY4.1.b Telnet, HTTP, HTTPS, SSH, SCP4.1.c (T)FTP4.2 Troubleshoot SNMP (v2c, v3)4.3 Troubleshoot network problems using logging (local, syslog, debugs, conditional debugs, timestamps)4.4 Troubleshoot IPv4 and IPv6 DHCP (DHCP client, IOS DHCP server, DHCP relay, DHCP options)4.5 Troubleshoot network performance issues using IP SLA (jitter, tracking objects, delay, connectivity)4.6 Troubleshoot NetFlow (v5, v9, flexible NetFlow)4.7 Troubleshoot network problems using Cisco DNA Center assurance (connectivity, monitoring, device health, network health)
