Whether the NAT interface of AR router can be configured multicast?

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Configure NAT on AR router interface can be configured multicast, but the configuration of the NAT only effect on unicast packets, multicast packets are not supported in NAT.

Other related questions:
Can the NAT interface of the AR router be configured with multicast
Multicast can be configured on the interface where NAT is configured. NAT is only valid for unicast packets.

which interfaces of AR routers do not support configuration NAT?
LAN side interface (such as VLANIF port) does not support to configure NAT.

Do interfaces conflict when the NAT server and outbound NAT are configured on the AR router
Interfaces do not conflict when the NAT server and outbound NAT are configured on the AR router.

Can outbound NAT and NAT server be configured simultaneously on an AR
On an AR router, outbound NAT and NAT server can be configured simultaneously on an interface. For detailed configurations, see "Internet Access > NAT > Example for Configuring NAT to Enable Users to Access the Internet and Provide the WWW Service Externally" in the Typical Configuration Examples.

When modify the ACL of NAT configuration on AR router, whether the network will be broken?
AR router access control list ACL and interface address are associated, the NAT must be disabled by using command "undo NAT outbound acl-number" and then the ACL configuration can be can modified, it will lead network be broken.

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