(AR1220F-S-V200R005SPH009 patch package and patch guide (including verification), please note that this version is dedicated to AR1220F-S, and other versions must not be used, otherwise you will be responsible for the consequences. This version is also not recommended to be used on AR1220 (no-S) series, please download the AR1220 upgrade package for AR1220 (no-S) series routers alone)