multicast

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multicast

(ˈmʌltɪˌkɑːst)
n
(Computer Science) a broadcast from one source simultaneously to several receivers on a network
References in periodicals archive ?
The IGMP is used for management purposes, allowing IPTV subscribers to report group memberships to any neighboring routers that are multicast enabled to manage multicast video streams at the service provider zone [28].
During each channel change, the STB sends the IGMP multicasting message to join the new channel; during this change, the STB must wait more for the arrival of the decodable frame, which is called the I-frame.
Akamai is working closely with providers, vendors and industry organizations to fashion a common premium-quality multicast platform that overcomes the encumbrances of traditional IP multicast and the Internet Group Management Protocol (IGMP).
Management functions--such as IGMP snooping, IEEE 802.IQ VLAN, QoS, RMON, and relay warning--make network planning more flexible and easy.
In order to effectively support an MN joining and leaving a multicast group, a group management protocol is necessary; thus, group management protocols such as the MLD protocol, Internet group management protocol (IGMP), and others should be expanded for conformance to wireless and mobile environments.
IGMP Snooping, Rapid Spanning Tree- RSTP, BPDU flooding/filtering
The robust security feature set includes SSID-to-VLAN tagging, RADIUS authentication, and IGMP Snooping features for priority-based applications such as IP surveillance, video surveillance, and VoIP.
As to multicast scheme [12-15], each mobile user must request to join or leave a multicast TV channel group using the Internet group management protocol (IGMP) [16].