Table 1.
Comparison of caching method categories and their pros and cons.
Fig 1.
Satellite network architecture integrated with SDN.
Fig 2.
The structure of the NDN node model and the newly added tables.
Fig 3.
The forwarding process after improving the NDN model.
Table 2.
The structure of ocPacket.
Fig 4.
Example of redundant information.
Fig 5.
Content retrieval process under content-providing collaboration.
Table 3.
The structure of accPacket.
Table 4.
The workflow in capacity-seeking collaboration.
Fig 6.
PNCCP strategy cache process schematic diagram.
Table 5.
List of simulation parameters.
Fig 7.
The impact of cache capacity on cache hit rate.
Fig 8.
Impact of cache capacity on average acquisition delay.
Fig 9.
The impact of cache capacity on average hop count.
Fig 10.
The impact of the Zipf parameter on average acquisition delay.