With IPHost Network Monitor you can run WMI Supports Synchronous Connect monitoring of various devices in your network.
To create a WMI monitor for Supports Synchronous Connect, provide host name (it must be a Windows host) and specify custom WQL query:
Boolean indicating that synchronous, as well as asynchronous, communication is supported.
The Win32_POTSModem class represents the services and characteristics of a Plain Old Telephone Service (POTS) modem on a Win32 system.
IPHost Network Monitor is an advanced and easy tool for monitoring LAN and WAN networks, network servers, workstations and TCP/IP devices. Use IPHost Network Monitor to monitor your servers, domains, computers and devices.