Hi,
There is a mismatch in your Phase 2 proposal configuration with peer device,
Peer Phase 2 config should match with your config.
proposal IPSEC-PROP-1 {
protocol esp;
authentication-algorithm hmac-sha1-96;
encryption-algorithm aes-128-cbc;
lifetime-seconds 3600;
}
policy IPSEC-POLICY {
proposals IPSEC-PROP-1;
}