94Web screen configurations (continued)z UPnPThis unit supports UPnP (Universal Plug and Play).Using the UPnP function allows the following to be setautomatically.● Sets the router’s port forwarding function. (However, aUPnP-compatible router is necessary.)This setting is useful when accessing the camera fromthe Internet or a portable terminal.Auto port forwardingWhether to use the router’s port forwarding function is setby selecting “On” or “Off”.To use the automatic port forwarding function, the usedrouter must support UPnP and the UPnP function must beenabled.Factory settings: Off● The port number may be changed by automatic portforwarding. If the number is changed, the port No. ofthe camera registered to the personal computer orrecorder must be changed.● The UPnP function may be used when the camerais connected to the IPv4 network. IPv6 is notsupported.● To confirm that automatic port forwarding is correctlyset, click the [Status] tab in the maintenance screen[Maintenance] to confirm that the [UPnP] status isset to [Enable]. (page 106)If [Enable] is not displayed, refer to “No accessis possible from the web browser” in the“Troubleshooting” (page 125).Notesz HTTPSUsing the HTTPS function enables access to the camerato be encrypted and communication safety to be improved.See page 96 for more details on the HTTPS setupmethod.CRT key generateA CRT key (SSL encryption key) is generated by HTTPS.To generate a CRT key, click the [Execute] button todisplay the [CRT key generate] dialog.For more details, refer to “Generating a CRT key (SSLencryption key)” (page 97).Self-signed Certificate - GenerateA self-signed security certificate is generated by HTTPS.(Self-signed Certificate)To generate a self-signed certificate (security certificate),click the [Execute] button to display the [Self-signedCertificate - Generate] dialog and perform the operation.For more details, refer to “Generating a self-signedcertificate” (page 98).Self-signed Certificate - InformationThis displays information relating to the self-signedcertificate (security certificate).When the [Confirm] button is clicked, the registeredcontent of the generated self-signed certificate (securitycertificate) is displayed in the [Self-signed Certificate -Confirm] dialog.Click the [Delete] button to delete the generated self-signed certificate (security certificate).CA Certificate - Generate Certificate SigningRequestWhen using a security certificate issued by the CertificateAuthority (CA) as a security certificate for HTTPS, aCertificate Signing Request (CSR) is generated forapplication to the Certificate Authority (CA).To generate a Certificate Signing Request (CSR), click the[Execute] button to display the [CA Certificate - GenerateCertificate Signing Request] dialog and perform theoperation.For more details, refer to “Generating a Certificate SigningRequest (CSR)” (page 99).