Related by context. All words. (Click for frequent words.) 70 3GPP IMS 66 OSA Parlay 66 #.#s mesh 65 IETF RFC 65 CAPWAP 64 MTOSI 64 SIP protocol 64 WS Reliability 63 TISPAN 63 IEEE #.#d 63 NGN IMS 63 IMS SIP 63 3GPP Release 8 62 SIP Session Initiation Protocol 62 3GPP #GPP# 62 OMA SUPL 62 Iuh 62 ETSI TISPAN 62 PacketCable Multimedia 61 VoLGA 61 SS#/C# 61 OMA PoC 61 Iu h 61 OneAPI 61 Packet Core 61 eTOM 61 SIP H# 61 IEEE #.#i 61 OMA IMPS 61 AJAR applications 61 Parlay X 61 WS ReliableMessaging 61 NGOSS 60 JBoss jBPM 60 #.#/#G 60 standard SIP Session 60 IKEv2 60 #.#a #.#b 60 LTE EPC 60 Aepona Causeway 60 LLDP MED 60 IEEE #.#e 60 GSM/3G 60 IMS VCC 60 IEEE #.#e standard 60 Sigtran 60 OASIS SAML 60 SIP Servlet 60 JAIN SLEE 60 3GPP UMA GAN 60 #.#r [001] 60 #.#ah 60 #GPP# 59 IEEE P#.# 59 IEEE Std 59 cdma# 59 #.#-# [018] 59 OSGi specification 59 IEEE #.# [001] 59 UHAPI 59 PacketCable TM 59 Call Continuity VCC 59 interwork 59 Physical Layer PHY 59 OpenWF 59 Network Gatekeeper 59 IP multimedia subsystem 59 DMB TH 59 3GPP 59 W3C Recommendations 59 Session Initiation Protocol SIP 59 SSS PTS 59 GE PON 59 ISA#.#a 59 Application Interface Specification 59 TPSDA 59 Service Delivery Platforms 59 ITU G.#.# 59 TeleManagement Forum 59 Session Initiation Protocol 59 iLBC 59 Femtocell Gateway 58 OSDL CGL 58 WS Addressing 58 #Mbps #.#g 58 LTE cdma# 58 CPE WAN 58 WS Notification 58 IETF 58 IEEE #.#ah 58 NexTone SBC 58 WS RM 58 IPv4 IPv6 58 Carrier ENUM 58 AMQP 58 IP Multicast 58 multicast routing 58 VoLTE 58 Language SAML 58 Frameworx 58 iFCP 58 #.#aq 58 JIL widget 58 IP Multimedia Subsystem 58 Iub 58 Home NodeB 58 IEEE #.#a 58 CableLabs PacketCable 58 ConfD 58 WS SecurityPolicy 58 IEEE #.#ba 58 SCIM 58 1xEV DV 58 Diameter protocol 58 #.#ba [001] 58 #.#e [001] 58 DVB MHP 58 TD SCDMA WiMAX 58 Mavenir mOne Convergence 58 IEEE #.#-# 58 HA middleware 58 MSBGs 58 Unified MBX 58 IETF 6LoWPAN 58 #.#ag 58 OMA BCAST 58 WBEM 58 RFC# 58 Ethernet TCP IP 58 Ericsson Mobile Softswitch 58 UMA GAN 57 XMPP 57 #.#e standard 57 SIP Session 57 IP VPN MPLS 57 ANSI T#.# 57 JBoss Messaging 57 IEEE #.#m 57 SS7 signaling 57 XMPP protocol 57 WCDMA CDMA# 57 WS Reliable 57 TTCN 3 57 Spatial Atrium 57 #.#.#c 57 BIDI 57 1G EPON 57 SIGTRAN 57 Language SPML 57 ActiveMQ 57 OMA DM 57 Technical Specification 57 H VPLS 57 Initiation Protocol 57 SIP SIMPLE 57 Thomson Cirpack 57 PacketCable 57 J2EE Connector 57 VoCable 57 SGSN GGSN 57 3GPP LTE 57 softswitching 57 #.#-# standard 57 IEEE#.# [001] 57 MasterClaw 57 Remote Portlets WSRP 57 division duplex TDD 57 LTE HSPA + 57 Load Balancer 57 G.# GPON 57 OSGI 57 W CDMA 3G 57 BroadSoft BroadWorks 57 #.#an 57 Carrier Grade 57 UDP TCP 57 CDMA femtocell 57 Vo Fi 57 OAGIS 57 IEEE #.#an 57 3GPP compliant 57 MMTel 57 #.#v [002] 57 EDGE WCDMA 57 Broadcasting DVB 57 SIP MGCP 57 #G/#G Ethernet 57 Business Integration JBI 57 OMA EMN 57 TM Forum Frameworx 57 Reliable Messaging 57 spatial multiplexing 57 IPv#/v# 57 MCAPI 57 ANSI SQL 57 uiOne 57 Engineering PBB TE 56 DevRocket 56 Long Term HSPA Evolution 56 Lucent IMS 56 WiMax #.#e 56 Protocol Stack 56 Circuit Emulation 56 TM# LTE 56 #.#.#/ZigBee 56 UXPi 56 SIP Server 56 SoIP 56 MobileIGNITE 56 IEEE #.#aq 56 ISUP 56 IntelliConnect System 56 XKMS 56 SIP PBX 56 Advanced Message Queuing 56 Siemens SURPASS 56 IEEE P# 56 SIP IMS 56 aXs GUARD Gatekeeper 56 Roaming Hub 56 OpenGIS 56 Session Initiated Protocol SIP 56 MSC Servers 56 AGPLv3 56 SOAP WSDL 56 Delivery Platform SDP 56 Atmel AT#C# 56 Signaling Gateway 56 Presence Protocol 56 maintaining backwards compatibility 56 #.#d [001] 56 IEEE #.#.# standard 56 XML J2EE 56 Novarra Vision 56 Signalware 56 WiMAX basestation 56 Common Object Request 56 HSPA Evolution 56 certifying interoperable 56 Advanced Switching 56 PEAP 56 IPoS 56 Extensible Messaging 56 oBIX 56 CMTSs 56 DomainKeys Identified Mail DKIM 56 IPv#/IPv# 56 DoJa 56 TRILL 56 UMTS EDGE 56 GSM CDMA 3G 56 Reference Implementations 56 Infranet 56 OMTP 56 #.#ap 56 GSM WCDMA 56 Soapstone PNC 56 IP NGN architecture 56 NettGain 56 modular CMTS 56 IEEE#.#.# 56 3GPP standardized 56 OMTP BONDI 56 SIP 56 FSAN 56 1Net 56 webMethods ESB 56 Carrius 56 Alcatel Evolium 56 WCDMA UMTS 56 M3UA 56 femtocell deployment 56 Protected Extensible Authentication Protocol 56 ITU Y.# 56 NetCracker OSS 56 interoperable implementations 56 Intec Roaming 56 CFP MSA 56 WiMAX IEEE #.#-# 56 VoBB 56 Eclipse RCP 56 WiMAX Forum NWG 56 IEEE #.#-# standard 56 APOXI 56 ATIS IIF 56 Cirrus Softswitch 56 CableLabs DOCSIS 56 UltraBand 56 #.#-# WiMAX 56 MB OFDM 56 FIPS validation 56 #GBASE LR4 [001] 55 NexTone IntelliConnect System 55 Evolved HSPA 55 GSMA PathFinder Service 55 SIP SS7 55 SC FDMA 55 Technology Compatibility Kits 55 MEF certified 55 Enea LINX 55 GSM GPRS EDGE WCDMA 55 OMG DDS 55 #G/#.#G 55 webMethods Portal 55 eNodeB 55 #.#i [001] 55 PD VAL 55 SCADE Suite 55 SOAP XML 55 Mobicents 55 RealTunnel 55 Java APIs 55 BroadSoft BroadWorks R 55 PICMG 3.x 55 NexusWare Core 55 B2BUA 55 MicroTCA TM 55 Resilient Packet Ring RPR 55 Asterisk SCF 55 IPsphere Forum 55 HSPA LTE 55 ServicePDQ 55 Provider Backbone Bridge 55 Comverse MMSC 55 Nokia NetAct 55 Push IMAP 55 #GPP/#GPP# 55 NGNs 55 pseudowire 55 OMAPV# solution 55 mVoIP 55 bmcoforum 55 Octasic Vocallo MGW 55 Common Cartridge 55 Teknovus EPON 55 damaka 55 IEEE #.#x [001] 55 SIP Session Initiated Protocol 55 TDD FDD 55 BroadbandSuite 55 Acision Message Plus 55 PWE3 55 G.hn 55 WiMAX WiBro 55 Marvell #W# 55 OMA DS 55 ISO# 6B 55 EuroDOCSIS 55 IMS architectures 55 Anywave 55 Multimedia Subsystem IMS 55 BlazeDS 55 OSDL Carrier Grade 55 multivendor multitechnology Nokia NetAct 55 based femtocell convergence 55 WebUI 55 Cisco Compatible Extensions CCX 55 Next Generation Messaging 55 Gigabit Ethernet Passive Optical 55 IPMI v#.# 55 componentization 55 Arbor Peakflow SP 55 Efficient XML 55 WiMedia UWB 55 SpringSource Application 55 architecture SOA 55 Eclipse Modeling 55 1X EVDO 55 IPSEC 55 IMT MC 55 MPLS TP 55 #.#d standard 55 OPENSTAR 55 MLPP 55 dataplane 55 QuickSec 55 #GPP# standards 55 Delivery Architecture TPSDA 55 SelfReliant 55 Wi-Fi/Cellular 55 NGIN 55 ETSI HiperMAN 55 TMS#C#x + DSP 55 ISA #.#a 55 Lawful Intercept 55 BPON EPON 55 LTE SAE Trial 55 TI PIQUA 55 3G/WCDMA 55 Service Orientated Architecture 55 OpenMAX 55 QUALCOMM BREW TM 55 FabricPath 55 G.# codec 55 Semiconductor Intellectual Property 55 LTE TDD 55 H.# MGCP 55 GNU Bayonne 55 VeriCall 55 MANET 55 Converged Messaging 55 Fixed WiMAX 55 wireless LANS 55 JAX RPC 55 Fiorano ESB 55 HSxPA 55 ITU T 55 SS7 ATM 55 W3C XML 55 Carrier Ethernet switches 55 StarCore DSP 55 WLAN Roaming 55 WML HTML 55 ITIL Version 3 55 Alcatel Lucent GPON 55 Navtel 55 IEEE #.#n Draft 55 EAP TLS 55 RTP RTSP 55 SoftAtHome Operating Platform 55 Presence Protocol XMPP 55 MISRA 55 #G/#G cellular 55 IP Multimedia Subsystems 55 W3C Recommendation 55 Packet Optical 55 ARM TrustZone 55 LTE SAE 55 Wideband CDMA 55 AR# chipset 55 OpenSEA Alliance 55 Physical Layer 55 MGCP 55 HTTP XML 55 H.# SVC 55 M CMTS 55 SMSC MMSC 55 MVNE platform 55 SOA Service Oriented 55 BioAPI 55 Accolade WCS 55 ADSL2 + VDSL2 55 Implementation Specification 54 ZigBee protocol 54 Spirent Landslide 54 VPN gateways 54 xPON 54 Alvarion WiMAX 54 AudioCodes Mediant 54 SmartTrust WIB 54 WirelessMAN 54 Provider Backbone Transport 54 TDM ATM 54 embedded processor cores 54 Powerline Networking 54 #G/#G/LTE 54 W-CDMA/HSDPA 54 MyCall 54 #G OTN [001] 54 Rapid Spanning Tree 54 Location SUPL 54 Cisco IP NGN 54 RESTful web 54 XML eXtensible Markup Language 54 HSDPA HSUPA 54 IP eXchange IPX 54 RADIUS authentication 54 #GBASE SR# 54 Interworking 54 NET runtime 54 multimedia subsystem 54 XLink 54 PIKA Connect 54 BroadSoft BroadWorks ® 54 GSM# [002] 54 TDMoIP 54 Softswitches 54 SMS Router 54 #.#h [001] 54 AdvancedTCA specification 54 #G EPON 54 ES#.# 54 OpenSAFfire 54 #/#G Ethernet 54 softswitch architecture 54 equipment providers NEPs 54 Management Entity MME 54 ExpEther 54 Femto Forum 54 geospatial interoperability 54 MIPI specifications 54 Orbix ® 54 XML SOAP 54 ZRTP 54 NetFront Widgets 54 Apache CXF 54 Circuit Switched 54 Remote Portlets 54 Suite RCS 54 UpZide 54 AdvancedMC TM 54 Skybox Assure 54 DPoE ™ 54 IP VPNs 54 Belgacom ICS 54 UMTS femtocell 54 PacketCable Multimedia PCMM 54 SIP VoIP 54 WiMAX #e 54 KMIP 54 SIP IX 54 QUALCOMM BREW 54 Allot NetEnforcer 54 TrustZone Software API 54 SKY MAP 54 HomePlug AV powerline 54 CableHome 54 SS7 ISDN 54 Interface Specification 54 VoATM 54 Metro Ethernet Routing 54 Ulticom Signalware 54 MODBUS RTU 54 OFDM orthogonal frequency 54 IMS NGN 54 Platform UNE P 54 Vyke Mobile 54 DSDM 54 MEF Carrier Ethernet 54 IEEE #.#b 54 Evolved EDGE 54 tariffing 54 Digital Enhanced Cordless 54 Mobile WIMAX 54 TimeSys Linux 54 TraceSpan 54 Nuxeo EP 54 CGL specification 54 TDD LTE 54 VoIP Peering 54 WSO2 ESB 54 Ripwave 54 UMTS HSPA + 54 UMTS WCDMA 54 Evolution SAE 54 Interface Definition 54 MultiSpeak 54 MACsec 54 iWARP 54 Multiple Spanning Tree 54 IF MAP 54 Bonded ADSL2 + 54 GSM EDGE WCDMA 54 IEEE #.#n Wi Fi 54 Structured Cabling 54 DNSSec 54 deliveryOne 54 #.#X supplicant 54 ZigBee RF4CE specification 54 UMTS LTE 54 Jabber XMPP 54 ConceptWave Order Care 54 DOCSIS cable modem 54 Aladdin eSafe SecureSurfing 54 OSGi framework 54 Kodiak RTX System 54 wideband codecs 54 ActiveWebflow 54 Alcatel Lucent IP MPLS 54 Core Specification 54 SDH SONET 54 UMTS FDD 54 Unified Modeling Language 54 TDMA GSM 54 Voice Extensible Markup 54 SoftMSC 54 iMAP 54 LANs WANs 54 Generic Framing Procedure GFP 54 eXtensible Access Method XAM 54 RapidRIL 54 Fastpath 54 LambdaDriver WDM 54 SMASH CLP 54 RESTful API 54 runtime environments 54 VoB 54 pseudowires 54 3GPP standardization 54 Dimetra IP 54 Protocol AMQP 54 W CDMA networks 54 GERAN 54 setcom 54 Wi Fi Multimedia WMM 54 XACML 54 TCP IP protocol 54 Ultra wideband UWB 54 IPlay3 54 NET CLR 54 Mocana Device Security 54 #/#-bit WEP encryption 54 Java Specification Request JSR 54 Linux CGL 54 SMPTE VC 1 54 packet switched 54 mSwitch 54 JBoss Enterprise SOA 54 IMS TISPAN 54 Comtrend NexusLink 54 Delivery Framework 54 Security Assertion Markup Language 54 IPsec 54 Java VM 54 GPRS CDMA 54 Ekiga 54 AccuROAM 54 P#.# [009] 54 BTS BSC 54 Activation Solution 54 MetroMesh 54 RFCs 54 LonWorks platform 54 EAP FAST 54 markup languages 54 UMTS/3G 54 ZimbraME 54 QuickFIX 54 ASN Gateway 54 multicore architectures 54 MobileVoIP 54 OASIS SOA 54 Klocwork Insight 54 IP MPLS Forum 54 Center Bridging DCB 54 DIAMETER 54 TD SCDMA WCDMA 54 IEEE#.#n standard 53 Single RAN 53 seamless interworking 53 SLIMbus 53 Qt framework 53 VoFi 53 ADSL2 + VDSL 53 Pseudowire 53 ActiveBPEL engine 53 MediaRing MobileVoIP 53 FSP #RE 53 BankFusion Universal Banking 53 RapidFLEX 53 metamodel 53 IEEE#.#b 53 ADSL VDSL 53 ebXML Messaging 53 Resilient Packet Ring 53 GSM WCDMA HSPA 53 Application Programmer Interface 53 Sonus IMS 53 IEEE #.#ag 53 Function PCRF 53 Treck TCP IP 53 Link OAM 53 CloudLinux OS 53 Leap BCE 53 firewall NAT traversal 53 Packet Telephony 53 NET Remoting 53 Cable Modem 53 CDMA# 1X 53 IP Assure 53 Turbo EPON 53 vPort 53 OSGi 53 Basestation 53 Wireless Backhaul 53 Open Verification Methodology 53 femtocell gateway 53 ARM Jazelle technology 53 Evo IPTV 53 Loop Carrier BLC 53 Service Modeling Language 53 CDMA iDEN 53 GSM GPRS EDGE UMTS 53 Bluephone 53 IP NGN 53 3G TD SCDMA 53 HTTP SOAP 53 PolicyNet 53 #BASE T [002] 53 LTE Advanced 53 Tunneling Protocol 53 CDMA 1x 53 DVB SH standard 53 Extensible Authentication Protocol 53 ISO ECMA 53 OFDM modulation 53 femto cells 53 SIM Toolkit 53 Gigabit PON GPON 53 CXF 53 Home Phoneline Networking 53 Alternate MAC PHY 53 pluggable modules 53 VoIP Softphone 53 femtocell convergence 53 PICMG specifications 53 GPRS UMTS 53 Equipment Providers NEPs 53 Intellon HomePlug ICs 53 3GPP Release 53 GSM CDMA UMTS 53 Passive Optical Networks 53 Task Force IETF 53 IEEE #.#n draft 53 LTE femtocell 53 FreePBX 53 baseband LSI 53 WiMAX basestations 53 Temporal Key 53 VoIP 53 ITU G.# [001] 53 ANSI accredited standards 53 CounterPath softphone 53 PCIe GbE 53 GSMA PathFinder 53 #.#n Draft 53 ISA#.#a standard 53 APIs Application Programming 53 WAP Push 53 DOCSIS EuroDOCSIS 53 SCCP 53 AXIOSS 53 UMTS TDD 53 JAXP 53 NPAPI 53 IPsphere 53 AXI TM 53 MPLS VPNs 53 #.#e specification 53 mobile WiMax #.#e 53 xTCA 53 CPE gateways 53 IEEE #.# [002] 53 JTAG Emulator 53 Synchronous Ethernet 53 BroadWorks ® 53 VistaFoundation 53 Riverbed WDS 53 IP PBXes 53 IP MPLS router 53 Qosmos ixEngine 53 Mindreef SOAPscope Server 53 LTE WiMAX 53 Service Provisioning Markup 53 Espial Escape 53 Pseudo Wire 53 LiPS Forum 53 MVTS II 53 PsipTN 53 WirelessHART standard 53 Ethernet OAM 53 TDMA CDMA 53 KVM virtualization 53 Application Programming Interface 53 PacketCable compliant 53 iWarp 53 IP SAS SATA 53 ACCESS NetFront 53 SkyCross antennas 53 JavaEE 53 AllOnHost 53 VXML 53 SIP telephones 53 Spanning Tree 53 VPN Cubed 53 anycast 53 Spectra CX 53 ATIS IPTV Interoperability 53 Broadcom Intensi fi 53 JBoss Transactions 53 G.hn standard 53 zNID 53 Kirusa Voice SMS 53 User Datagram Protocol 53 MontaVista Linux CGE 53 flowcharting 53 ZoneGate 53 Profinet IO 53 Flexi NS 53 OIPF 53 #.#ae 53 SEGway 53 Messaging Platform 53 TDM switches 53 VelociX 53 Deltacloud 53 SIP endpoints 53 asynchronous messaging 53 Compact Framework 53 NAT Firewall 53 Synchronous Digital Hierarchy 53 OSS BSS 53 Candidate Recommendation 53 Autosar 53 FlashCast 53 FTTP deployments 53 DPoE 53 LGS 2D 53 Mono runtime 53 GSM UMTS CDMA 53 MPLS multiprotocol label 53 Pyxos 53 Ixia IxNetwork 53 Fusion Efonica branded 53 ZigBee IEEE #.#.# 53 CSM# 53 Apache Synapse 53 SLEE 53 OSGi compliant 53 pulver.com 53 CorExtend 53 Alcatel Lucents 53 SOAP HTTP 53 GGSN 53 Alliance OMA 53 ebMS 53 CDMA EVDO 53 JTWI 53 wideband codec 53 Hitachi Com 53 BigBand Cuda 53 IONA Artix 53 MIFARE4Mobile 53 Provider Backbone Bridging 53 SpringSource dm Server 53 4G Packet Core 53 EoC 53 NetCo 53 SPF Sender Policy 53 Laszlo Webtop 53 IEEE P#.#ba 53 Motorola wi4 53 ACIF 53 J2EE XML 53 SOPERA 53 Bonded DSL 53 Telecommunications DECT 53 Hyperion BI 53 UWB transceiver 53 LTE W CDMA 53 Unlicensed Mobile Access 53 NS BOS Development 53 OMA compliant 53 ISAKMP 53 GPON EPON 53 Label Switching 53 Dual Carrier 53 6DegreesIP 53 Soft Switch 53 Envox CT ADE 53 OpenCable TM 53 EAP AKA 53 Wireless Gigabit 53 MultiService Forum 53 ONVIF specification 53 WindowBuilder Pro 53 TCP IP 53 GSM W CDMA 53 PortaSwitch Procinctus 53 G.# G.# 53 OSGi specifications 53 EJB Enterprise JavaBeans 53 Signaling Gateways 53 eVC 53 #.#N [001] 53 PHY MAC 53 DOCSIS ® 53 Cantata IMG 53 #.#n Router 53 #Gb Fibre Channel 53 inverse multiplexing 53 Neustar Intelligent Cloud 53 Charging Rules 53 PoC 53 ServiceMix 53 WebTop 53 CMDBf 53 pseudowire emulation 53 3GPP specifications 53 DVB CBMS 53 VoIP softswitch 53 UMTS# 53 Control Markup Language 53 EVDO Rev.A 53 OmniPCX Enterprise 53 RIP OSPF 53 ANSI T# 53 modularizing 53 EDI INT 53 Morph Application Platform 53 PictSync 53 VoWiFi 53 NGN 53 #.#i standard 53 DoOnGo 53 Evolved Packet Core 53 multichassis 53 T#.# [002] 53 Service Oriented Architectures SOA 53 Oracle Tuxedo 53 SecureMMC 53 HP OpenCall 53 UPnP Forum 53 6LoWPAN 53 TIBCO BusinessWorks 53 W3C DOM 53 SCE MI 53 ISA S# 53 Data Objects JDO 53 webMethods BPMS 53 OMA DRM 53 E#/T# ports 53 Interoperability Guidelines 53 binary XML 53 Ditech VQA 53 SeeBeyond Integrated Composite 53 scalable J2EE 53 Movial IXS 53 OPC UA 52 protocol stacks 52 SIP Application Server 52 Gigabit Ethernet Fibre Channel 52 DASM 52 VPNC 52 Acision SMSC 52 wireless LAN chipset 52 Ipv6 52 Selection DFS 52 Instrumentation PXI 52 OpenSAF 52 ZebOS 52 DVB RCS 52 DHCP Server 52 IEEE #.#x [002] 52 Essentra 52 Paradial RealTunnel 52 W CDMA HSDPA 52 VOIP gateways 52 Base LSB 52 3G Femtocell 52 FusionWorks 52 Ubiquity SIP Application Server 52 XPDL 52 WPA2 Wi Fi 52 IP MPLS Ethernet 52 BPEL4WS 52 STUN TURN 52 SafeNet QuickSec 52 GSM EDGE W CDMA 52 RADIUS servers 52 MEGACO 52 WS RX 52 MontaVista DevRocket 52 SCOx 52 Sphericall IP PBX 52 IAX2 52 2G #.#G 52 WorldMode 52 Ethernet MPLS 52 Video Coding 52 Application Service Providers 52 Java Servlet 52 Tabrio TM 52 Femto Gateway 52 Consortium ISC 52 OnePhone 52 femtocell gateways 52 Dialogic ® 52 3G/HSPA + 52 componentised 52 symmetric DSL 52 Intalio BPMS 52 Active Endpoints Announces 52 Broadband Passive Optical 52 Apache httpd 52 TAT Cascades 52 #.#d WiMAX 52 Service Providers SPs 52 IPV6 52 IPX 52 ISR G2 52 VOIP 52 #G PON 52 PHP LAMP 52 CEVA VoP 52 Bluetooth UWB 52 EngageIP 52 PacketCable ™ 52 XDI