An engineer is configuring Cisco Unified IM and Presence on-premises SIP Federation. The IM and Presence Service node cannot find the external domain using DNS SRV. Assuming the DNS SRV configuration is Correct. what should the engineer configure next to resolve this issue?
A. A static route that points to the internal interface of the external domain.
B. A static route that points to the external Interface of the external domain.
C. A static route on the external domain points to the external interface.
D. A dynamic route on the external domain that points to the internal Interface.
