![Section OCSP Servers](../media/03_Media/Screenshots/GW/Airlock_GW_Control_Center/Network_Services/Section_OCSP_Servers.theme/1.5/en-us.Section_OCSP_Servers_html.png)
Hostname | The FQDN hostname or IPv4/IPv6 address of the external server. |
Port | Port of the service on the allowed host endpoint. |
Hostname | The FQDN hostname or IPv4/IPv6 address of the external server. |
Port | Port of the service on the allowed host endpoint. |
By default, Airlock Gateway refuses connections to arbitrary hosts on the internet. Hosts can be added to the allowlist with hostname and port to the list of allowed network endpoints.