Describes the ports used by SD-WAN devices for communication and the necessary firewall configurations to enable traffic exchange.
Cisco Catalyst SD-WAN-specific port terminology
Explains the default port configuration used by Cisco vEdge devices for control and traffic connections in overlay networks.
Port offset
Explains how to configure different port numbers for multiple devices behind a single NAT device.
Port hopping
Describes the process by which devices try different ports when establishing connections in an overlay network.
Effects of port hopping
Explains the impacts of port hopping on control plane connections and BFD sessions when controller devices experience failures and recovery.
Ports used by Cisco vEdge Devices
Lists the ports used by Cisco vEdge devices for DTLS control plane connections and IPsec data plane connections in overlay networks.
Ports used by Cisco Catalyst SD-WAN devices running multiple vCPUs
Provides port allocation information for Cisco Catalyst SD-WAN devices configured with multiple virtual CPUs for control connections.
Administrative ports used by Cisco SD-WAN Manager
Lists the administrative ports that Cisco SD-WAN Manager uses for protocol-specific communication and cluster operations.
Configure the port offset
Configure a port offset when multiple Cisco vEdge devices are behind the same full-cone NAT device to avoid port conflicts.
Perform port hopping manually
Configure a Cisco vEdge device to perform port hopping manually using the request port-hop command.