P-CCPCH - Primary Common Control Physical ChannelThere is only one Primary Common Control Physical Channel within a cell, and it is used to carry synchronization and broadcast information for users. ... View more
P-CSCF - Proxy – Call Session Control FunctionThe P-CSCF acts as the ingress and egress point to and from a service provider's IMS domain with respect to the IMS client. The P-CSCF has a large num... View more
P-GW - Packet Data Network GatewayThe P-GW serves as an ingress and egress point to the EPC from a PDN (Packet Data Network) such as the Internet. When a subscriber establishes an EPS ... View more
P-GW - PDN GatewayThe P-GW serves as an ingress and egress point to the EPC from a PDN (Packet Data Network) such as the Internet. When a subscriber establishes an EPS ... View more
P-RNTI - PagingThe E-UTRA Paging Control Channel uses a P-RNTI (Paging - Radio Network Temporary Identifier) which is set to 0xFFFE and is used to CRC encode the pag... View more
P-SCH - Primary Synchronization ChannelThe UMTS Primary SCH (Synchronization Channel) is a downlink signal used for cell search. The SCH consists of two sub channels, the Primary and Second... View more
P-TMSI - Packet – Temporary Mobile Subscriber IdentityThe P-TMSI is a temporary identity issued to a GPRS enabled mobile, unique within a given RA (Routing Area), and is used by the GPRS network to page t... View more
P/F - Poll / Final BitA Poll/Final bit is often found in data link layer protocols and is used to indicate the function of a frame. If the frame is a command a one in this ... View more
PABX - Private Automatic Branch ExchangeA Private Automatic Branch Exchange is a private switch or exchange often found within a company. The PABX will perform the switching of local calls w... View more
PACA Call - Priority Access and Channel Assignment CallA priority MS (Mobile Station) originated call for which no traffic or voice channel was immediately available, and which has been queued for a priori... View more
PACCH - Packet Associated Control ChannelThe Packet Associated Control Channel conveys signalling information related to a given GPRS mobile such as acknowledgements and power control informa... View more
PacketA packet can be described as a logical grouping of information including header and (usually) user data. Packets most often are used to refer to netwo... View more
Packet FilteringPacket Filtering is the method for determining how IP packets should be handled by a network device. When IPSec is employed, all IP packets passing th... View more
Packet Idle ModeIn packet idle mode, the MS (Mobile Station) is prepared to transfer packet data. The MS however has not been allocated any radio resource on a PDCH (... View more
Packet modeIn this mode the GPRS mobile is ready to access and operate on a packet data physical channel. The packet mode includes two substates: packet wait sta... View more
PAD - Packet Assembly / DisassemblyA Packet Assembly / Disassembly is a device used to assemble and disassemble packets enabling simple devices to connect to a packet switched network s... View more
PAGCH - Packet Access Grant ChannelThe Packet Access Grant Channel is used in the GPRS packet transfer establishment phase to send resource assignment to a MS (Mobile Station) prior to ... View more
PageStateThe Page State is a mode that a Bluetooth device enters when searching for other devices. The device sends out a page to notify other listening device... View more
Paging - BluetoothA Bluetooth unit transmits paging messages to other Bluetooth units who are active within the coverage area. This enables a communication link to be e... View more