* VPP: Fixed syntax on vpp/dataplane/buffers.rst
- Fixed sections levels markers
- Fixed a list in `buffers-per-numa` section
* vpp: Expanded DPDK options description in interface settings
- Added more details about `num-tx-queues` calculations.
- Fixed section marks on the `configuration/dataplane/interface.rst` page.
- Added missing Kernel Tuning section in system settings for VPP
- Fixed inconsistent section hierarchy in NAT44 configuration documentation
- Fixed lost `netlink` from configuration commands in LCP settings
- Clarified CPU settings logic
This commit introduces extensive documentation for VyOS VPP (Vector Packet Processing)
Dataplane interfaces and features, including examples.
Features documented:
* VPP integration description, base requirements and limitations
* VPP dataplane core settings
* Features enabled in the dataplane: ACL, IPsec, NAT, sFlow
* VPP interface types: bonding, bridge, GRE, IPIP, kernel, loopback, VXLAN, XConnect
Note: This is an initial documentation version that will require ongoing improvements
based on user feedback and questions, real-world deployment testing and validation, additional
use cases and configuration scenarios discovered in production. Therefore, all pages are
marked as "need improvement".
