FAQ

Discussion	Started By	Replies	Views	Most Recent
If my device running on ZLD 4.60C0, how to upgrade it to ZLD4.60 P1? Announcement	Zyxel_Emily January 6, 2021 4:13PM	0	145	Zyxel_Emily January 6, 2021 4:13PM
How do I check unauthorized users trying to access my device? Can I check the login history? Announcement	Zyxel_Emily January 6, 2021 4:05PM	0	118	Zyxel_Emily January 6, 2021 4:05PM
If firmware upgrading is impossible at this moment, what else I can do to avoid this vulnerability? Announcement	Zyxel_Emily January 6, 2021 3:58PM	0	73	Zyxel_Emily January 6, 2021 3:58PM
Is my ZyWALL/USG/VPN/ATP/USG FLEX firmware version affected by CVE-2020-29583? How to check? Announcement	Zyxel_Emily January 6, 2021 3:40PM	0	244	Zyxel_Emily January 6, 2021 3:40PM
USG FLEX Frequently Asked Questions Announcement	Zyxel_Stanley July 1, 2020 1:51PM	0	266	Zyxel_Stanley July 1, 2020 1:51PM
The most common reasons may caused SSL VPN issues Announcement	Zyxel_Stanley August 31, 2018 3:18PM	0	1.2K	Zyxel_Stanley August 31, 2018 3:18PM
How to establish SSL VPN tunnel from Windows PC	Zyxel_Charlie October 28, 2020 5:26PM	0	83	Zyxel_Charlie October 28, 2020 5:26PM
How to Configure Device HA Pro	Zyxel_Cooldia July 24, 2020 3:09PM	0	23	Zyxel_Cooldia July 24, 2020 3:09PM
How to replace one defect device of HA Pro	Zyxel_Cooldia July 7, 2020 5:17PM	0	11	Zyxel_Cooldia July 7, 2020 5:17PM
How to setup L2TP VPN	Zyxel_Stanley June 16, 2020 6:47PM	4	666	Zyxel_Stanley June 19, 2020 2:40PM
How to configure Email Security for Phishing mail?	Zyxel_Emily October 25, 2019 3:59PM	0	165	Zyxel_Emily October 25, 2019 3:59PM
How to Configure an Email Security Policy with Mail Scan and DNSBL on ATP?	Zyxel_Emily October 25, 2019 3:55PM	0	348	Zyxel_Emily October 25, 2019 3:55PM
Why does the firmware version show as V4.35(VVVV.0)/4.35(WWWW.0) /4.35(ZZZZ.0) /4.35(YYYY.0) ?	Zyxel_Emily October 16, 2019 11:39AM	0	324	Zyxel_Emily October 16, 2019 11:39AM
How to Configure Site-to-site IPSec VPN with a SonicWALL router	Zyxel_Cooldia July 26, 2019 9:45AM	0	265	Zyxel_Cooldia July 26, 2019 9:45AM
GRE over IPSec VPN Tunnel –VPN Failover	Zyxel_Cooldia July 5, 2019 10:48AM	0	771	Zyxel_Cooldia July 5, 2019 10:48AM
How to establishing an IPv6-in-IPv4 tunnel with Hurricane Electric	Zyxel_Stanley June 18, 2019 6:10PM	0	370	Zyxel_Stanley June 18, 2019 6:10PM