https://xperia.sony.jp/support/software/xperia-companion/
Xperia Companion
https://knowledge.support.sony.jp/electronics/support/articles/S1603090078294
ソフトウェア更新に失敗した場合の修復方法は?
Shadowserver Foundation port 14491 discarded for LINK-FRMWRK: NO ENTRY IN LOOKUP TABLE TO COMPLETE OPERATION, GigaEthernet2.0 Wistron Neweb ...