Why we are unable to access specific web site when hosts are behind FLEX/ATP?

Zyxel_Cooldia Posts: 1,446  Zyxel Employee
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Why some specific web sites are unable to access when hosts are behind FLEX/ATP, but those sites/URL can be access when bypass FLEX/ATP?


If web site has TTL expire issue, it leads to session drop by device.
Please disable destroy session on this device and try it again.
Router(config)# firewall icsa icmp-destroy-session disable