1. Introduction
3. SONiC
4. 1. Building SONiC
5. 2. Image installation
7. SAI
8. 3. Running xpSaiApp standalone
9. 4. Run pipeline for a custom apptests branch
10. 5. Running SAI tests manually
12. Features
13. 6. BGP
14. 1. 6.1. BGP-router-id
    2. 6.2. BGP-supress-fib-pending
15. 7. California-SB237
16. 8. Clock commands
17. 9. Container Hardening
18. 10. DHCPv4_Gateway
19. 11. DHCPv6_Relay
20. 12. DHCPv6_relay
21. 13. Dhcp_Mitigation
22. 14. MSTP
23. 15. Query_Stats_Capability
24. 16. SAI_failure_handling
25. 1. 16.1. SAI_failure_handling
    2. 16.2. dump_on_sai_failure
26. 17. TWAMP
27. 18. aaa
28. 1. 18.1. LDAP
    2. 18.2. TACACS+ Authentication
    3. 18.3. TACACS+ Design
    4. 18.4. TACACS+ Test Plan
    5. 18.5. radius_authentication
29. 19. acl
30. 1. 19.1. ACL-Flex-Counters
    2. 19.2. ACL-High-Level-Design
    3. 19.3. ACL-Ingress-Egress-test-plan
    4. 19.4. ACL-Table-Type-HLD
    5. 19.5. ACL-enhancements-on-show-command
    6. 19.6. Everflow-test-plan
    7. 19.7. Extend-L3V6ACLs
    8. 19.8. acl_stage_capability
    9. 19.9. egress-acl-bug-fix-description
    10. 19.10. egress_outer_dscp_change_table
31. 20. arp
32. 21. banner
33. 22. bfd
34. 1. 22.1. BFD HW Offload HLD
    2. 22.2. BFD_Enhancement_HLD
35. 23. bgp_error_handling
36. 24. bmp
37. 25. buffer-watermark
38. 1. 25.1. align_watermark_flow_with_port_configuration_HLD
    2. 25.2. align_watermark_flow_with_port_configuration_test_plan
    3. 25.3. watermarks_HLD
39. 26. bulk_counter
40. 27. bum_storm_control
41. 28. cbf
42. 29. cli_auto_generation
43. 30. cmis-module-enhancement
44. 31. config-generic-update-rollback
45. 1. 31.1. Json_Change_Application_Design
    2. 31.2. Json_Patch_Ordering_using_YANG_Models_Design
    3. 31.3. SONiC_Generic_Config_Update_and_Rollback_Design
46. 32. config_reload
47. 33. config_yang_validation
48. 34. console
49. 1. 34.1. Portable-Console-Device-High-Level-Design
    2. 34.2. SONiC-Console-Switch-High-Level-Design
    3. 34.3. serial-console-HLD
50. 35. copp
51. 1. 35.1. CoPP Config and Management
    2. 35.2. Copp_Manager_Redesign_test_plan
    3. 35.3. Preserve_COPP_tables_to_improve_fast-reboot
52. 36. crm
53. 1. 36.1. CRM_requirements
    2. 36.2. Critical-Resource-Monitoring-High-Level-Design
    3. 36.3. Generic_SAI_Extensions_CRM
54. 37. dash
55. 1. 37.1. dash-sonic-hld
    2. 37.2. dash-sonic-kvm
    3. 37.3. ACL tags
56. 38. database
57. 1. 38.1. multi_database_instances
    2. 38.2. multi_namespace_db_instances
58. 39. debian_upgrade
59. 40. decap
60. 41. dhcp_server
61. 42. drop_counters
62. 43. dualtor
63. 1. 43.1. active_active_hld
    2. 43.2. dualtor_active_standby_hld
    3. 43.3. multiple_nexthop_route_hld
64. 44. dynamic-port-breakout
65. 45. ecmp
66. 1. 45.1. ecmp_calculator
    2. 45.2. fine_grained_next_hop_hld
    3. 45.3. inner_packet_hashing_test_plan
    4. 45.4. ordered_ecmp_next_hop_hld
67. 46. error-handling
68. 47. event-alarm-framework
69. 1. 47.1. event-alarm-framework
    2. 47.2. events-producer
70. 48. express-reboot
71. 49. fast-reboot
72. 50. fips
73. 1. 50.1. SONiC-OpenSSL-FIPS-140-3-deployment
    2. 50.2. SONiC-OpenSSL-FIPS-140-3
74. 51. flex_counter
75. 1. 51.1. flex_counter_refactor
    2. 51.2. optimize-counter-initialization
76. 52. flow_counters
77. 1. 52.1. flow_counters
    2. 52.2. routes_flow_counters
78. 53. fwutil
79. 54. gearbox
80. 1. 54.1. gearbox_mdio-HLD
    2. 54.2. gearbox_mgr_design
81. 55. golden_config
82. 56. grpc_client
83. 57. handle-ASIC-SDK-health-event
84. 58. hash
85. 59. incremental-update-ip-lag
86. 60. ip-interface
87. 61. ip
88. 62. ipv6
89. 63. kdump
90. 1. 63.1. SONiC-kdump
    2. 63.2. kdump_Remote_SSH_HLD
91. 64. kubernetes
92. 1. 64.1. Kubernetes-support
    2. 64.2. health-check
93. 65. lag
94. 1. 65.1. Increasing LACP PDU timeout during warm-reboot
    2. 65.2. LACP Fallback Feature for SONiC_v0.5
    3. 65.3. LACP Fallback Test Plan
95. 66. layer2-forwarding-enhancements
96. 67. link_event_damping
97. 68. logging
98. 1. 68.1. Persistent log level
99. 69. macsec
100. 70. mclag
101. 1. 70.1. MCLAG_Enhancements_HLD
     2. 70.2. Sonic-mclag-hld
     3. 70.3. iccpd-code-introduction
102. 71. media-settings
103. 72. memory_statistics
104. 73. mgmt
105. 1. 73.1. Docker to Host communication
     2. 73.2. Management Framework
     3. 73.3. OpenConfig_Interfaces
     4. 73.4. OpenConfig_PortChannel_Interface
     5. 73.5. OpenConfig_System
     6. 73.6. SONiC Management Framework Show Techsupport HLD
     7. 73.7. SONiC_Design_Doc_Unified_FRR_Mgmt_Interface
     8. 73.8. SONiC_YANG_Model_Guidelines
     9. 73.9. redis_client_manager
     10. 73.10. sonic_stretch_management_vrf_design
     11. 73.11. gNMI
     12. 1. 73.11.1. gNMI subscription for YANG data
         2. 73.11.2. gNSI
         3. 73.11.3. Master arbitration
         4. 73.11.4. Save on set
         5. 73.11.5. SONiC gNMI server interface design
106. 74. mpls
107. 75. multi_asic
108. 1. 75.1. DB_Design_for_multi_asic
     2. 75.2. SONiC_multi_asic_hld
109. 76. nat
110. 77. ntp
111. 78. nvgre_tunnel
112. 79. pac
113. 80. passw_hardening
114. 81. path_tracing
115. 82. pbh
116. 83. pcie-mon
117. 84. pfc_asym
118. 85. pic
119. 1. 85.1. bgp_pic_arch_doc
     2. 85.2. hld_fpmsyncd
120. 86. pins
121. 1. 86.1. PINS_SONiC_Design_for_SaiGenericExt
     2. 86.2. Packet_io
     3. 86.3. in_progress
     4. 86.4. p4orch_hld
     5. 86.5. p4rt_app_hld
     6. 86.6. p4rt_app_read_cache_hld
     7. 86.7. pins_hld
     8. 86.8. send_to_ingress_hld
122. 87. platform
123. 1. 87.1. brcm_pdk_pddf
     2. 87.2. common_config
     3. 87.3. pde
124. 88. platform_api
125. 1. 88.1. CMIS_Diagnostic_Monitoring_Overview_in_SONiC
     2. 88.2. CMIS_and_C-CMIS_support_for_ZR
     3. 88.3. new_platform_api
126. 89. pmon
127. 1. 89.1. pmon-chassis-design
     2. 89.2. pmon-chassis-requirements
     3. 89.3. pmon-enhancement-design
     4. 89.4. pmon-sensormon
     5. 89.5. pmon_multiasic_design
     6. 89.6. sonic_platform_test_plan
     7. 89.7. sonic_thermal_control_test_plan
128. 90. port-add-del-dynamically
129. 91. port-config-refactor
130. 92. port-profile-init
131. 93. port-si
132. 94. port_auto_neg
133. 1. 94.1. auto-fec
     2. 94.2. port-auto-negotiation-design
134. 95. port_buffer_drop_counters
135. 96. port_fec-ber
136. 97. Port mirroring
137. 98. port_link_training
138. 99. profiling
139. 100. psud
140. 101. ptp
141. 102. qos
142. 1. 102.1. ECN_and_WRED_statistics_HLD
     2. 102.2. dynamically-headroom-calculation
     3. 102.3. graphs.flow-chart
     4. 102.4. mpls_tc_to_tc_map
     5. 102.5. reclaim-reserved-buffer
     6. 102.6. tunnel_dscp_remapping
     7. 102.7. SONiC QoS scheduler shaper
143. 103. rates-and-utilization
144. 104. recirculation-port
145. 105. release-notes
146. 1. 105.1. SONiC_201911_Release_Notes
     2. 105.2. SONiC_202006_Release_Notes
     3. 105.3. SONiC_202012_Release_Notes
     4. 105.4. SONiC_202106_Release_Notes
     5. 105.5. SONiC_202111_Release_Notes
     6. 105.6. SONiC_202205_Release_Notes
     7. 105.7. SONiC_202211_Release_Notes
     8. 105.8. SONiC_202305_Release_Notes
     9. 105.9. SONiC_202311_Release_Notes
     10. 105.10. SONiC_202405_Release_Notes
     11. 105.11. SONiC_202411_Release_Notes
147. 106. reset_factory
148. 107. rif-counters
149. 108. s3ip_sysfs
150. 1. 108.1. s3ip_sysfs_hld
     2. 108.2. s3ip_sysfs_specification
151. 109. sag
152. 110. secure_boot
153. 111. secure_upgrade
154. 112. sflow
155. 1. 112.1. Sflow_test_plan
     2. 112.2. sflow_hld
156. 113. sfp-cmis
157. 1. 113.1. CMIS-custom-SI-settings
     2. 113.2. Interface-Link-bring-up-sequence
     3. 113.3. cmis-init
158. 114. sfp-refactor
159. 115. sfputil
160. 1. 115.1. dump_sfp_eeprom
     2. 115.2. read_write_eeprom_by_page
161. 116. snmp
162. 1. 116.1. extension-to-physical-entity-mib
     2. 116.2. snmp-changes-to-support-ipv6
     3. 116.3. snmp-configdb-migration-hld
     4. 116.4. snmp-schema-addition
     5. 116.5. snmp_ciscobgp4mib
163. 117. sonic-application-extension
164. 1. 117.1. sonic-application-extension-guide
     2. 117.2. sonic-application-extention-hld
     3. 117.3. sonic-versioning-strategy
     4. 117.4. tpcm_app_ext
165. 118. sonic-build-system
166. 1. 118.1. SONiC-Reproduceable-Build
     2. 118.2. build-enhancements
     3. 118.3. build_system_improvements
     4. 118.4. rfs-split-build-improvement
     5. 118.5. saiversioncheck
     6. 118.6. web_file_server_population_script
167. 119. sonic-flags
168. 120. sonic-fpm-module
169. 121. sonic-gns3
170. 122. sonic-multi-architecture
171. 123. sonic-reduce-disk-io
172. 124. sonic-swss-common
173. 125. srv6
174. 1. 125.1. SRv6_uSID
     2. 125.2. srv6_hld
     3. 125.3. srv6_sid_l3adj
     4. 125.4. srv6_static_config_hld
     5. 125.5. srv6_vpn
175. 126. ssh_config
176. 127. static-dns
177. 128. static-route
178. 1. 128.1. SONiC_static_route_bfd_hld
     2. 128.2. SONiC_static_route_expiration_hdl
     3. 128.3. SONiC_static_route_hdl
179. 129. storagemond
180. 130. stp
181. 131. subport
182. 132. synchronous-mode
183. 133. syslog
184. 1. 133.1. python-logger-enhancement
     2. 133.2. syslog-design
     3. 133.3. syslog-rate-limit-design
185. 134. system-telemetry
186. 1. 134.1. dialout
     2. 134.2. grpc_telemetry
     3. 134.3. process-docker-stats
     4. 134.4. reboot-cause
187. 135. system_health_monitoring
188. 1. 135.1. system-health-HLD
     2. 135.2. system-ready-HLD
189. 136. threshold
190. 137. tpid
191. 138. udev-terminalserver
192. 139. vlan
193. 140. voq
194. 1. 140.1. Reliable_TSA
     2. 140.2. architecture
     3. 140.3. bgp_voq_chassis
     4. 140.4. everflow
     5. 140.5. fabric
     6. 140.6. lag_hld
     7. 140.7. voq_hld
195. 141. vrf
196. 1. 141.1. SONiC_in_band_mgmt_via_mgmt_Vrf_HLD
     2. 141.2. sonic-vrf-hld
     3. 141.3. vrf-ansible-test-plan
     4. 141.4. vrf-vs-test-plan
197. 142. vrrp
198. 143. vxlan
199. 1. 143.1. Overlay ECMP ehancements
     2. 143.2. Overlay ECMP with BFD
     3. 143.3. Vxlan_hld
     4. 143.4. EVPN
     5. 1. 143.4.1. EVPN VxLAN HLD
        2. 143.4.2. EVPN VxLAN Multihoming
200. 144. warm-reboot
201. 1. 144.1. SONiC_Warmboot
     2. 144.2. Warmboot_Manager_HLD
     3. 144.3. code_implementation
     4. 144.4. open_issues
     5. 144.5. sai_redis_api_idempotence
     6. 144.6. swss_warm_restart
     7. 144.7. system-warmboot
     8. 144.8. view_switch
202. 145. wcmp
203. 146. wol
204. 147. xrcvd
205. 1. 147.1. Interface-Link-bring-up-sequence-on-sff-modules
     2. 147.2. transceiver-monitor-hld
     3. 147.3. xcvrd-snmp-testbed-test-plan
206. 148. y_cable
207. 149. ztp
208. 1. 149.1. SONiC-config-setup
     2. 149.2. ztp