A network engineer runs the following command to troubleshoot an IPv6 First Hop Security issue:

R1# debug ipv6 nd raguard

*Mar  1 00:01:23.456: IPv6-ND-RA-Guard: R1, Fa0/0, RA received on port Fa0/0, src fe80::1, dst ff02::1
*Mar  1 00:01:23.456: IPv6-ND-RA-Guard: R1, Fa0/0, RA from fe80::1 is allowed by policy TRUSTED
*Mar  1 00:01:24.789: IPv6-ND-RA-Guard: R1, Fa0/0, RA received on port Fa0/0, src fe80::2, dst ff02::1
*Mar  1 00:01:24.789: IPv6-ND-RA-Guard: R1, Fa0/0, RA from fe80::2 is blocked by policy UNTRUSTED

What does this output indicate?