access-address will only support 1 IP address. This could be a physical address or a virtual IP address if NAT IP.
An alternative is not to use access-address. Removing access-adress would allow client requests from eth1-eth3. Not really recommended since tools like asmonitor and asadm would still be able to see the cluster but would show cluster visibility as false.
There is an interesting article on access-address which explains the use of access-address:
Use of RPS and a single IP may be the right way to go: