<https://www.ccdtt.com/ccna-200-301-configure-and-verify-data-and-voice-vlans/>
<http://schema.org/description>
"2.1 Configure and verify VLANs (normal range) spanning multiple switches. CCNA 200-301 - Configure and Verify Data and Voice VLANs"
<https://www.ccdtt.com/ccna-200-301-configure-and-verify-data-and-voice-vlans/>