Why VXLAN? The 4096 VLAN Limit Explained and How VNI Scales Networks to 16 Million By Vishnu Dutt · June 17, 2026 · 14 minute read Every network engineer who has worked with VLANs hits the same wall at some point in their career. You can create only 4,096 VLANs in your switching network. Not one mor...