N

NAI (see Network Access Identifier)

Namespace declaration type definition:

in Flexible LIS-ALE Protocol, 255

for XML, 59

NAS (Network Access Server), 315

NAT (see Network Access Translation)

National Emergency Network Association (NENA):

defined, 315

for DSL location determination/acquisition, 147

and enhanced 911 services, 15

(See also i2; i3)

NCP (see Point-to-Point Protocol)

NENA (see National Emergency Network Association)

Network Access Identifier (NAI):

defined, 315

in RADIUS, 145

Network Access Server (NAS), 315

Network Access Translation (NAT), 121–124

access denied by, 219

access points as, 180

defined, 315

in device callback, 222

Network Control Protocol (see Point-to-Point Protocol)

Network Service Access Point Identifier (NSAPI), 200

Network-based applications, 13, 125–127

911 (see Enhanced 911)

Nomadicity:

and emergency services, 15

of Internet use, 2

of Voice over Internet Protocol, 14–15

North American emergency service (see Enhanced 911)

Note-well request, 47

Notification messages:

access information in, 256

components of, 253f

in Flexible LIS-ALE Protocol, 59–61, 64, 252, 253

limit of, 29

LIS-to-ALE, 64

NSAPI (Network Service Access Point Identifier), 200