Specifications

Configuring Static Multicast Ports
14-4 Configuring and Managing IGMP Snooping
Changing the Router Solicitation Interval
Thedefaultmulticastroutersolicitationintervalis30seconds.Tochangetheinterval,usethe
followingcommand:
set igmp mrsol mrsi seconds [vlan vlan-id]
Youcanspecify1through65,535seconds.Thedefaultis30seconds.
Configuring Static Multicast Ports
ARoamAboutSwitchlearnsaboutmu lticastroutersandreceiversfrommulticasttrafficitreceives
fromthosedevices.WhentheRoamAboutSwitchreceivestrafficfromamulticastrouteror
receiver,theswitchaddstheportthatreceivedthetrafficasamulticastrouterorreceiverport.The
RoamAboutSwitchforwardstrafficto
multicastroutersonlyonthemulticastrouterportsand 
forwardstraffictomulticastreceiversonlyonthemulticastreceiverports.
TherouterandreceiverportsthattheRoamAboutSwitchlearnsbasedonmulticasttrafficageout
iftheyareunused.
Youcanaddnetworkportsasstaticmulticastrouterportsor
multicastreceiverports.Portsyou
adddonotageout.
Adding or Removing a Static Multicast Router Port
Toaddorremoveastaticmulticastrouterport,usethefollowingcommand:
set igmp mrouter port port-list enable | disable
Adding or Removing a Static Multicast Receiver Port
Toaddastaticmulticastreceiverport,usethefollowingcommand:
set igmp receiver port port-list enable | disable
Displaying Multicast Information
YoucanusetheCLItodisplaythefollowingIGMPsnoopinginformation:
•Multicastconfigurationinformationandstatistics
•Multicastqueriers
•Multicastrouters
•Multicastreceivers
Note: You cannot add wired authentication ports as static multicast ports. However, MSS can
dynamically add these to the list of multicast ports based on multicast traffic.