en/_book.yaml

upper_tabs:
- name: Source
  lower_tabs:
    other:
    - name: Source
      contents:
      - include: /source/_toc.yaml
- name: Security
  lower_tabs:
    other:
    - name: Security
      contents:
      - include: /security/_toc.yaml
- name: Porting
  lower_tabs:
    other:
    - name: Porting
      contents:
      - include: /devices/_toc-interfaces.yaml
- name: Tuning
  lower_tabs:
    other:
    - name: Tuning
      contents:
      - include: /devices/_toc-tech.yaml
- name: Compatibility
  lower_tabs:
    other:
    - name: Compatibility
      contents:
      - include: /compatibility/_toc-compatibility.yaml
- name: Reference
  lower_tabs:
    other:
    - name: Reference
      contents:
      - include: /reference/_toc.yaml