Switch, AV-over-IP, 52-port, Gigabit Ethernet, SFP+ The NETGEAR® M4300 Stackable Switch Series provides cost-effective L2/L3/L4 and IPv4/IPv6 services for mid-enterprise edge and SMB core deployments with unmatched ease of use: 10/40 Gigabit models stack seamlessly with 1 Gigabit models within the series, enabling spine and leafline rate topologies. Virtual chassis architectures with non-stop forwarding (NSF) provide advanced high availability (HA) with seamless failover across the stack. IntelligentNETGEAR IGMP Plus™ Multicast enables scalable Pro AV deployments at Layer-2 without the complexity of PIM.