MTP (Message Transfer Part)
MTP (Message Transfer Part) is a layer of the SS7 protocol providing the routing and network interface capabilities to support call setup.
Relevant NENA Documents
Note: To find and download the document, copy the document number (like NENA-STA-010) from below and search the NENA Standards and Documents page.
NENA-STA-010, NENA i3 Standard for Next Generation 9-1-1