201612020112 CZL
VxLAN L2 Multicast & IGMP Snooping
NX-OS 7.0(3)I5(1) 里面支持的Feature. 功能。
Distributed Anycast GW,
Unicast Border Leaf
VTEP Leaf
SPINE
Multicast Border Leaf
PIM Routers
VXLAN EVPN Multicast Routing
Layer-2 Link
Layer-3 Link
On-Fabric Multicast Source
Off-Fabric Multicast Receiver
On-Fabric Multicast Receiver
总觉得目前的网络设备，还是太复杂。为的是让App简单。
Cisco Nexus 9000 Series NX-OS VXLAN Configuration Guide, Release 6.x
http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/6-x/vxlan/configuration/guide/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide/b_Cisco_Nexus_9000_Series_NX-OS_VXLAN_Configuration_Guide_chapter_010.html#d1230e28a1635
这篇文档里面还说：
IGMP snooping is not supported on VXLAN VLANs.
而，7.0（3）已经支持这个功能了？
https://docs.cumulusnetworks.com/display/DOCS/Ethernet+Virtual+Private+Network+-+EVPN
EVPN Multicast L3 Anycast Gateway at TOR
Cisco Nexus 9000 Series NX-OS Release Notes, Release 7.0(3)I5(1)
Updated:Nov 09, 2016
http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/7-x/release/notes/70351_nxos_rn.html
■ IGMP snooping over VXLAN – Enables you to configure IGMP snooping over VXLAN.
Note: Beginning with Cisco NX-OS Release 7.0(3)I5(1), IGMP snooping on VXLAN VLANs is supported for Cisco Nexus 9300 and 9300-EX Series switches and only with multicast underlay networks (not with ingress replication underlay networks).
有空再仔细研究。困了。
