Pass 300-430 Exam Guide

 Link-Local Service (LSS) filtering for mDNS (Multicast Domain Name System) is used to control the propagation of mDNS services across the network. To enable LSS for the AppleTV mDNS service only when ORIGIN is set to Wired, the correct action is to set ORIGIN to Wired and enable LSS specifically for the AppleTV service. References: CCNP Enterprise Wireless Design ENWLSD 300-425 and Implementation ENWLSI 300-430 Official Cert Guide

Cisco CMX Visitor Connect supports various social connectors for guest network login. The configurable social connectors include LinkedIn, Google+, and Facebook, but not Pinterest, Medium, or Myspace. References: CCNP Enterprise Wireless Design ENWLSD 300-425 and Implementation ENWLSI 300-430 Official Cert Guide

The configuration required is to trust the DSCP (Differentiated Services Code Point) on the controller switch port. This ensures that the voice traffic’s class of service is maintained throughout the network. By trusting DSCP, the switch will preserve the DSCP value set by the wireless LAN controller, which is responsible for marking the voice packets. References: CCNP Enterprise Wireless Design ENWLSD 300-425 and Implementation ENWLSI 300-430 Official Cert Guide.

 Bluetooth Low Energy (BLE) is renowned for its ability to provide precise location services, especially in the context of indoor positioning systems. BLE beacons can be strategically placed throughout a facility, and when used in conjunction with a mobile application, they can deliver the high level of location accuracy required for various use cases, including navigation, asset tracking, and contextual marketing.