L2TP (Layer-2 Tunneling Protocol)
L2TP (Layer-2 Tunneling Protocol) allows Point to Point Protocol (PPP) sessions to be tunneled over IP and ATM networks.
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 08-505, NENA Recommended Method(s) for Location Determination to Support IP-Based Emergency Services - Technical Information Document (TID)