WebApr 11, 2024 · 构建因数:由于IGMP的加组触发。有成员加入组播组,通过IGMP报告报文,设备收到报告报文之后,触发向RP设备发起RPT构建. 过程:最后一跳路由器沿着RP的方向发起Join加入报文,收到的沿途所有设备,构建(*,G)表项,直到RP收到Join加入报文 。 WebYou need igmp to inform pim, someone requested the traffic. It is mandatory otherwise the provider won't forward traffic as there is no client. You can forward the igmp request with the igmp helper or statically configure the pim join. I don't see the drawback of the igmp helper. By design the igmp router maintain a list of client.
Cisco IOS
WebThe ip igmp filter command is what we need to activate the IGMP profile. You can activate this on a port, SVI or VLAN. Let’s see if it works. We’ll enable a debug on the switch: SW1# SW1#debug ip igmp filter IGMP debugging is on Let’s join multicast group 239.3.3.3: H1 (config)#interface FastEthernet 0/0 H1 (config-if)#ip igmp join-group 239.3.3.3 Webigmp-snooping host-join 命令用来 配置模拟主机加入 组播组或组播源组。. 模拟主机加入就是将二层设备的端口配置为组播组的成员。. undo igmp-snooping host-join 命令用来删除模拟主机加入的配置。. 【命令】. igmp-snooping host-join group-address [ source-ip source-address ] vlan vlan-id ... is home health care cheaper than nursing home
Multicast only flows with ip igmp join-group command
WebJul 21, 2008 · IOS provides two commands to statically designate group membership on an interface: ip igmp join-group and ip igmp static-group. So what's the difference? The join … WebApr 2, 2024 · If one or more hosts that supports only IGMP Version 1 or Version 2 are present on a network, the leave latencies for the multicast groups to which these hosts are joined will revert to the leave latencies of the IGMP version of the hosts—approximately 3 seconds for IGMP Version 2 and up to 180 seconds for IGMP Version 1. WebEnabling IP Multicast with IGMP. The Internet Group Management Protocol (IGMP) enables the administrator to manage routing and subscription to multicast traffic between … is home health care deductible