| CPC H04L 5/14 (2013.01) [H04L 1/0003 (2013.01); H04W 74/0833 (2013.01); H04W 74/0866 (2013.01)] | 20 Claims |

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1. A first apparatus comprising:
at least one processor; and
at least one memory storing instructions that, when executed by the at least one processor, cause the first apparatus at least to:
transmit, to a second apparatus, a random access request in at least one of a non-subband non-overlapping full duplex (non-SBFD) resource or a subband non-overlapping full duplex (SBFD) resource;
receive, from the second apparatus, information indicating a part of at least one of the SBFD resource or the non-SBFD resource, wherein the part of the at least one of the SBFD resource or the non-SBFD resource is to be used for an additional Message 3 transmission; and
perform the additional Message 3 transmission to the second apparatus in the part of the at least one of the SBFD resource or the non-SBFD resource.
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