I86bi-linux-adventerprisek9-ms.154-1.t-antigns3.bin

EVE-NG expects a .qcow2 disk image. You can create a dummy disk:

⚠️ : This image is copyright Cisco Systems. Downloading it from unofficial torrents or file-sharing sites without a valid Cisco support contract or VIRL/CML subscription violates Cisco’s EULA. You must own a legal copy if you are in a commercial or academic setting. i86bi-linux-adventerprisek9-ms.154-1.t-antigns3.bin