The BBC will show games from each round of the Rugby League Challenge Cup live online and on TV in 2018.
One match will be streamed live on the BBC Sport website for the first five rounds of the competition.
From the sixth round onwards, coverage switches to BBC One and BBC Two every weekend up to and including the final at Wembley on 25 August.
The first match will be shown on 27 January, when Rochdale Mayfield take on Crosfields at 14:00 GMT.
Rochdale Mayfield, of the National Conference League Premier Division, reached the third round last year.
Crosfields play in the National Conference League Division 2 and are playing in the Challenge Cup for the first time since 2011.
Full details and results of the 24 first-round ties can be found here.
2018 Challenge Cup dates:
|First round||27-28 January|
|Second round||10-11 February|
|Third round||24-25 February|
|Fourth round||17-18 March|
|Fifth round||21-22 April|
|Sixth round||12-13 May|