1t1c
````
-ip4-tun-x520-64b-base-1t1c:
+:index:`ip4-tun-x520-64b-base-1t1c`:
.. raw:: html
2t2c
````
-ip4-tun-x520-64b-base-2t2c:
+:index:`ip4-tun-x520-64b-base-2t2c`:
.. raw:: html
4t4c
````
-ip4-tun-x520-64b-base-4t4c:
+:index:`ip4-tun-x520-64b-base-4t4c`:
.. raw:: html