We've redesigned, updated, rerouted and regrouped the library for better discoverability and a better flow. You can visit the new documentation here.

: A cloud-based tool that uses automatic SNMP discovery to track 3Com device performance. Advanced IP Scanner

If the 3Com switch has some IP configuration but you forgot it:

provides legacy drivers and software for 3Com products, including the Network Node Management Plugin HPE Discovery Tool : For modern equivalents or broader hardware support, the HPE Discovery Tool is available for download with an HPE Passport account. Internet Archive : A reliable source for discontinued software, the 3Com Baseline Switch CD hosted on the Internet Archive includes the 3Com Detect Application Software Informer : You can find listings and community requests for the 3Com Detect 2.0 executable

A: No. The discovery protocol is Layer 2 only . You must be on the same broadcast domain (same VLAN or physical segment).