Cisco C60 Enter the IP address of the device in your browser. Enter your username and password. Navigate to Configuration > System Configuration > SIP. Configure the following and click Save after each option: Select On for ListenPort. Select TLS for DefaultTransport. Enter the DisplayName. Select Off for Outbound. Select Off for TlsVerify. Select Standard for the Type. Enter the <extension>@lifesizecloud.com for the URI. Enter the LogiName. This is the extension of the device. Enter the Password. Enter lifesizecloud.com as the Proxy Address.