Alcatel-Lucent AOS-W 6.5.3.x - Page 1145

1145| Glossary of Terms AOS-W 6.5.3.x| User Guide
PIM
Protocol-Independent Multicast. PIM refers to a family of multicast routing protocols for IP networks that
provide one-to-many and many-to-many distribution of data over a LAN, WAN, or the Internet.
PIN
Personal Identification Number. PIN is a numeric password used to authenticate a user to a system.
PKCS#n
Public-key cryptography standard n. PKCS#n refers to a numbered standard related to topics in cryptography,
including private keys (PKCS#1), digital certificates (PKCS#7), certificate signing requests (PKCS#10), and
secure storage of keys and certificates (PKCS#12).
PKI
Public Key Infrastructure. PKI is a security technology based on digital certificates and the assurances
provided by strong cryptography. See also certificate authority, digital certificate, public key, private key.
PLMN
Public Land Mobile Network. PLMS is a network established and operated by an administration or by a
Recognized Operating Agency for the specific purpose of providing land mobile telecommunications services
to the public.
PMK
Pairwise Master Key. PMK is a shared secret key that is generated after PSK or 802.1X authentication.
PoE
Power over Ethernet. PoE is a technology for wired Ethernet LANs to carry electric power required for the
device in the data cables. The IEEE 802.3af PoE standard provides up to 15.4 W of power on each port.
PoE+
Power over Ethernet+. PoE+ is an IEEE 802.3at standard that provides 25.5W power on each port.
POST
Power On Self Test. An HTTP request method that requests data from a specified resource.
PPP
Point-to-Point Protocol. PPP is a data link (layer 2) protocol used to establish a direct connection between two
nodes. It can provide connection authentication, transmission encryption, and compression.
PPPoE
Point-to-Point Protocol over Ethernet. PPPoE is a method of connecting to the Internet, typically used with DSL
services, where the client connects to the DSL modem.
PPTP
Point-to-Point Tunneling Protocol. PPTP is a method for implementing virtual private networks. It uses a
control channel over TCP and a GRE tunnel operating to encapsulate PPP packets.