Slowly updating
2022-04-03 Advanced Network Engineer (1) Understanding Network Equipment_Gooseyiyi’s Blog-CSDN Blog_Uplink Interface Board
2022-04-04 Advanced Network Engineer (2) IP Routing Basics, OSPF-Basic Concepts, RID, Area_What is Router Rid_Gooseyiyi’s Blog-CSDN Blog
2022-04-09 Advanced Network Worker (3) OSPF-metric value, three major table entries, neighbors_Goose Yiyi's Blog-CSDN Blog
2022-04-11 Advanced Network Engineering (4) OSPF-Network Type, OSPF Adjacency Process, DR and BDR, OSPF Message Interaction Process Description_Gooseyiyi's Blog-CSDN Blog_ospf Message Interaction Process
2022-04-24 Advanced Network Engineering (5) Basic concepts of OSPF-LSA, common LSA types, Type 1, Type 2, SPF calculation, Type 3_Type I LSA link type_Gooseyi's Blog-CSDN Blog
2022-05-05 Advanced Network Engineer (6) OSPF-Type 5, Type 4, Special Area, Type 7_Goose Yiyi's Blog-CSDN Blog_Type 7 Default Route
2022-05-25 Advanced Network Engineer (7) OSPF-Factors affecting the establishment of neighbor relationships, route withdrawal, route summary, route filtering, Silent-Interface, message authentication_Goose Yiyi's Blog-CSDN Blog_ospf message Certification
2022-05-30 Advanced Network Engineering (8) OSPF-Virtual Connection, Default Route, Error Check_Goose Yiyi’s Blog-CSDN Blog
2022-06-17 Advanced Network Engineering (9) IS-IS-Principles, NSAP, NET, Area Division, Network Type, Cost Value_Gooseyiyi’s Blog-CSDN Blog_nsap
2022-06-17 Advanced Network Engineering (10) IS-IS-Universal Header, Establishment of Adjacency Relationship, IIH Message, DIS and Pseudo Node_Gooseyi's Blog-CSDN Blog
2022-06-25 Advanced Network Engineer (11) IS-IS-Three major tables (neighbor table, routing table, link state database table), LSP, CSNP, PSNP, LSP synchronization process_csnp message_goose One’s Blog-CSDN Blog
2022-06-27 Advanced Network Engineer (12) IS-IS-overhead type, cost calculation, LSP processing mechanism, route withdrawal, route penetration_route cost calculation_Gooseyi's blog-CSDN blog
2022-06-28 Advanced Network Engineer (13) IS-IS-Route Filtering, Route Summary, Authentication, Factors Affecting the Establishment of ISIS Neighbor Relationships, Other Commands and Features_Gooseyi's Blog-CSDN Blog
2022-06-30 Advanced Network Engineer (14) Routing Strategy-Matching Tool [ACL, IP-Prefix List], Policy Tool [Filter-Policy]_Route Matching Tool_Goose Yiyi's Blog-CSDN Blog
2022-07-02 Advanced Network Engineer (Fifteen) Routing Policy-Route-Policy Features, Policy-Based Routing, MQC (Modular QoS Command Line)_Gooseyi's Blog-CSDN Blog
2022-07-06 Advanced Network Engineer (Sixteen) Routing Strategy-Solution about Dual-Point Bidirectional Redistribution_Gooseyiyi’s Blog-CSDN Blog_ospf Dual-Point Bidirectional Redistribution
2022-07-06 Advanced Network Engineer (Seventeen) BGP-Basics (AS, characteristics, peer relationships, anti-ring rules, routing black holes)_Goose Yiyi's Blog-CSDN Blog_Direct Connection Update Source Interface
2022-07-07 Advanced Network Worker (18) BGP-Router ID, message_bgp router id function_Gooseyi's Blog-CSDN Blog
2022-07-15 Advanced Network Engineer (19) BGP-state machine, interaction principles between peers, factors affecting the establishment of peer relationships, peer tables, routing tables, detailed routing tables, routing attributes _Gooseyi's blog-CSDN blog_bgp peer interaction principles
2022-07-19 Advanced Network Engineer (Twenty) BGP-Route Preference, Route Preference Analysis One by One_Goose Yiyi's Blog-CSDN Blog_preference 200
2022-07-25 Advanced Network Engineering (Twenty-one) BGP-Route Reflector, Alliance, Aggregation_What is the default client type in rr_Gooseyiyi's Blog-CSDN Blog
2022-07-29 Advanced Network Engineer (Twenty-two) BGP-Other features (route filtering, group attributes, authentication, AS spoofing, peer group, sub-router, maximum number of routes received)_Goose Yi Yi's Blog- CSDN Blog_Which tool is used for bgp community attribute routing filtering
2022-08-01 Advanced Network Worker (Twenty-Four) Advanced STP Knowledge_Gooseyiyi’s Blog-CSDN Blog_cist root/erpc
2022-08-13 Advanced Network Engineering (Twenty-Five) Advanced Knowledge of RSTP - RSTP's improvement of STP, topology convergence process_Gooseyiyi's Blog-CSDN Blog
2022-08-14 Advanced Network Engineering (Twenty-Six) MSTP-Network Level, Port Role, Port Status, Topology Calculation_mstp Port Status_Gooseyi's Blog-CSDN Blog
2022-08-18 Advanced Network Engineer (Twenty-seven) Advanced knowledge of VRRP - message format, timer, state machine, active/standby (election, switchover, switchback), load sharing, monitoring, combined application with MSTP_ Goose's Blog-CSDN Blog_Timer State Machine
2022-08-24 Advanced Network Engineer (Twenty-eight) BFD-overview, message structure, session establishment, session status, detection time, detection mode, Echo function, application scenario examples (single-hop detection, multi-hop detection, and VRRP linkage, linkage with OSPF), other common configurations_bfd message_Goose Yiyi's Blog-CSDN Blog
2022-09-01 Advanced Network Engineer (Twenty-nine) DHCP-overview, working principle, message format, sequence of allocating IP addresses, address lease and renewal, relay, Snooping_Gooseyi's blog -CSDN Blog_dhcp message length
2022-09-07 Advanced Network Engineer (Thirty) Ethernet switching security-port isolation, MAC address table security, port security, MAC address drift prevention and detection, link layer security, traffic suppression, storm control, IPSG (IP Source Guard)_Whether failure of switch interface binding negotiation will cause mac flapping_Gooseyi's Blog-CSDN Blog
2022-09-13 Advanced Network Engineering (Thirty-one) ipv6-overview, address structure, ICMPv6, DHCPv6, routing protocols (OSPFv3, IS-IS IPv6, BGP4+)_Gooseyi's Blog-CSDN Blog_multicast listener report message v2
2022-09-20 Advanced Network Engineer (32) Virtual Private Network Technology Based on Secure Sockets Layer - Overview, Business Support (Network Expansion, Port Forwarding, Web Proxy), Basic Use of AAA_Goose Yiyi's Blog- CSDN blog
2022-10-31 Advanced Network Engineer (Thirty-three) IP multicast-traffic model, multicast concept, multicast message structure, multicast address and MAC, multicast network architecture, multicast service model, multicast data Forwarding principles (RPF check, multicast distribution tree, multicast protocol introduction)_Gooseyiyi's Blog-CSDN Blog
2022-11-01 Advanced Network Engineer (Thirty-four) IP Multicast Protocol (PIM)-Mode Overview, Classification of Multicast Distribution Trees, PIM Routing Table Entries, PIM-DM Working Principle (Formation of Multicast Distribution Tree, Configuration example)_Gooseyi's blog-CSDN blog_pim-sm status refresh
2022-11-06 Advanced Network Engineer (Thirty-Five) IP Multicast Protocol--PIM-SM Working Principle (Formation of Multicast Distribution Tree, ASM, SSM)_Goose Yiyi's Blog-CSDN Blog_asm and ssm
2022-11- 10 Advanced Network Worker (Thirty-six) IP Multicast Protocol-IGMP (v1, v2, v3), IGMP snooping, IGMP SSM Mapping, IGMP Proxy (proxy)_Gooseyi's Blog-CSDN Blog _Do I need to open an igmp agent?
2022-12- 05 Advanced Network Engineering (Thirty-Seven) MPLS-Basic Concepts, Forwarding Process, Basic Configuration, Configuring Static LSR_Gooseyi's Blog-CSDN Blog
2022-12-18 Advanced Network Engineering (Thirty-eight) MPLS LDP---LDP basics, working principles (session, label release and management, features), configuration examples_Gooseyi's Blog-CSDN Blog
2023-01-20 Advanced Network Engineer (Thirty-Nine) MPLS Virtual Private Network---Overview, routing interaction, CE access PE method, detailed explanation of basic networking scheme, group attributes, loop prevention, MCE networking, pseudo connection Solutions, detailed explanation of cross-domain networking, and configuration examples of various networking solutions_Gooseyiyi's Blog-CSDN Blog
2023-03-24 Advanced Network Engineer (Forty) Huawei Firewall Technology---Overview, Basic Concepts (Security Zone, Security Policy, Session Table), ASPF, Virtual System_Gooseyi's Blog-CSDN Blog
2023-04-04 Advanced Network Engineer (41) Large-scale WLAN Networking---Overview, VLAN Pool, DHCP technology, roaming technology, high reliability technology, admission control technology, configuration examples (roaming failed, to be completed) Continued)_Gooseyi’s Blog-CSDN Blog