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(Click for frequent words.) 64 Sonet SDH 64 legacy TDM 64 OSSs 63 VoIP softswitch 63 NEBS certified 63 OmniPCX Enterprise 63 SS7 signaling 63 ONUs 63 trunking gateway 63 CDPD 63 #Gbit s Ethernet [002] 63 Nortel DMS 62 PSTN connectivity 62 Ethernet MPLS 62 1G EPON 62 Ethernet-over-SONET/SDH 62 T1 circuits 62 TDM telephony 62 softswitching 62 Gigabit PON GPON 62 Asynchronous Transfer Mode 61 G.SHDSL 61 ADSL VDSL 61 WiMAX basestation 61 Synchronous Digital Hierarchy SDH 61 mobile WiMax #.#e 61 EDGE WCDMA 61 #G optical [001] 61 E#/T# 61 TDM circuits 61 reconfigurable optical 61 NexTone SBC 61 MSANs 61 VPN router 61 CMTSs 60 IP DSLAMs 60 #.#d standard 60 Time Division Multiplexing 60 HLRs 60 MSAPs 60 SONET SDH optical 60 FXS ports 60 fiber coaxial cable 60 #G/#G cellular 60 NGN IMS 60 VoIP Gateways 60 IP MPLS routers 60 Passive Optical Networks 60 PTSN 60 Nortel ERS 60 2G GSM 60 SS#/C# 60 DS1s 60 PoE switches 60 gigabit Ethernet #GbE 60 Service Aggregation Router 60 dual stack IPv#/IPv# 60 Ethernet aggregation 60 5ESS 60 Access Devices EADs 60 Circuit Emulation 59 Gb Ethernet 59 G.# codec 59 T#/E# circuits 59 VoCable 59 optical DWDM 59 TDM ATM 59 MetaSwitch VP# 59 IMS architectures 59 aggregation switches 59 packetized 59 3GPP IMS 59 TDMA CDMA 59 Signaling Gateway 59 Frame Relay ATM 59 Synchronous Digital Hierarchy 59 TDM PBX 59 LAN cabling 59 SIP Session Initiated Protocol 59 MVTS Pro 59 ISDN BRI 59 Session Initiated Protocol SIP 59 VoATM 59 #.#/#G 59 SDH SONET 59 IP MPLS Ethernet 59 MPLS routers 59 Bonded ADSL2 + 59 NEAX 59 4Gbit s 59 EMTAs 59 #Gb Fibre Channel 59 MVTS II 59 IPPBX 59 CoIP 59 MPLS Multiprotocol Label Switching 59 network buildouts 59 multichassis 59 Alcatel OmniSwitch 59 FCoE switches 59 #Gigabit Ethernet 59 Inmarsat GAN 59 BPON 59 Thomson Cirpack 58 ADSL2Plus 58 TDM PBXs 58 Gigabit interfaces 58 SIP VoIP 58 NEBS compliant 58 VPN firewall 58 W CDMA 3G 58 pluggable optics 58 Carrier Ethernet switches 58 VPN routers 58 division multiplexing TDM 58 linecards 58 SDH Synchronous Digital Hierarchy 58 Verso Clarent 58 GSM W CDMA 58 #Base SX 58 PDH SDH 58 3Com Router 58 DWDM dense wavelength 58 Packet Core 58 FTTH FTTB 58 IP PBXes 58 4Gbit/sec 58 POTS ISDN 58 IEEE #.#af compliant 58 MSPPs 58 PacketCable compliant 58 #/#.#G 58 TPSDA 58 SFP transceivers 58 WAN PHY 58 multiservice switches 58 Vmux 58 SEGway 58 CDMA 1XRTT 58 packet backhaul 58 #G/#G/LTE 58 HN# Series 58 HDSL 58 DSLAM backhaul 58 #GBASE CX4 58 VoIP gateways 58 Enterasys Matrix 58 W CDMA HSPA 58 cellular basestations 58 Layer 2/Layer 3 58 ADSL2 + VDSL2 58 3Com NBX 58 seamless interworking 58 IP VPN MPLS 58 ATM Frame Relay 58 IP backhaul 58 Resilient Packet Ring RPR 58 FTTP deployments 58 multiservice switching 58 softswitch architecture 58 PONs 58 Iub 58 EDGE Evolution 58 IPv4 IPv6 58 CopperCom CSX 58 Signalware 58 ENUM registry 58 MPLS VPNs 58 stackable switches 58 Gigabit Ethernet #GE 58 #GigE [001] 57 MetroMesh 57 macrocells 57 Personal Handyphone System 57 MetaSphere 57 Label Switching 57 GSM# [001] 57 GPON OLT 57 PSTN ISDN 57 MEF certified 57 #Gbps optical [001] 57 IADs 57 SOHO routers 57 packet switched 57 MSC Servers 57 GSM# [002] 57 GGSN 57 converged packet 57 CDMA iDEN 57 CWDM DWDM 57 SIP PBX 57 TDMA GSM 57 IMS SIP 57 Routers Switches 57 Circuit Switched 57 ISDN ADSL 57 XENPAK X2 57 metro DWDM 57 DCME 57 PSTN interconnection 57 PBX IP PBX 57 Infonetics predicts 57 Packet Optical 57 3G/HSPA + 57 ISDN DSL 57 Loop Carrier BLC 57 selects Alcatel 57 MC#i 57 Ethernet PON 57 LTE HSPA + 57 CPE modems 57 multiservice provisioning platforms 57 VoB 57 VoIPo3G 57 PtMP 57 Frame Relay 57 AVVID 57 VolP 57 OFDM orthogonal frequency 57 #G/#.#G 57 #.#-# WiMAX 57 coarse wavelength division multiplexing 57 NetPerformer 57 ADTRAN NetVanta 57 IP Multicast 57 Add Drop Multiplexers 57 #Gbps Ethernet [001] 57 SAFARI C 57 CoreDirector 57 #G coherent [001] 57 Brocade NetIron 57 T1s 57 GPON EPON 57 midspans 57 3G UMTS networks 57 Gbps InfiniBand 57 #.#G/#G 57 #Base T [001] 57 ADSL/ADSL2 + 57 Dimetra IP 57 PABXs 57 WLan 57 PBXs 57 IEEE#.# [001] 57 BPON EPON 57 converged IP MPLS 57 #GbE connectivity 57 #.#e compliant 57 PSTN 57 #/#G [003] 57 cdma# 57 DWDM optical 57 Scanning Receiver 57 Edge Routers 57 Zarlink ZL# 57 Ethernet Extender 57 CESoP 57 DS1 DS3 57 SURFboard 57 T1 DS3 57 #G GPON 57 deskphones 57 workgroup switches 57 Gigabit Ethernet switches 57 IPBX 57 UMTS femtocell 57 eMTAs 57 ADSL2 + VDSL 57 Teknovus EPON 57 mSwitch 57 TrueNet 57 Optical Multiservice Edge 57 8Gbit s 57 Multiservice Provisioning Platform MSPP 57 BorderWare SIPassure 57 SONET SDH rings 57 VoDSL 57 #.#abg 57 pseudowires 57 legacy PBXs 57 wired LANs 57 SMSCs 57 1GE 57 3Com Switch 57 #CN BT 57 SONET rings 57 ProSLIC 57 Cirrus Softswitch 57 VDSL chipsets 57 iMAP 57 HSPA + LTE 57 3Com VCX 57 Wavelength Tracker 56 Gigabit Ethernet uplink 56 NGNs 56 GSM GPRS cellular 56 IP centrex 56 MetroNID 56 GPRS GSM 56 ROADM Reconfigurable Optical 56 TDM backhaul 56 T#/E# T#/E# 56 PWE3 56 pluggable modules 56 MPLS VPLS 56 Telecommunications DECT 56 Pseudowire 56 #Base T [002] 56 TDM SONET 56 IPv#/IPv# 56 SoftSwitch 56 SGSN 56 DECT handsets 56 #.#a/b/g radios 56 DSL aggregation 56 encryptors 56 Lucent Flexent 56 Multimedia Subsystem IMS 56 portability NP 56 SFP + transceivers 56 GE PON 56 LoopStar 56 baseband modems 56 HSPA WiMAX 56 baseband chipsets 56 Siemens SURPASS 56 Gbps DWDM 56 Customer Premise Equipment CPE 56 UMA GAN 56 Ethernet Gigabit Ethernet 56 3G multimode 56 IP softswitch 56 inverse multiplexing 56 Nextel iDEN 56 MSP# [002] 56 Iuh 56 Alcatel OmniAccess 56 1G Ethernet 56 metro ethernet 56 quadrature amplitude modulation QAM 56 LLDP MED 56 PSTN gateways 56 ASN GW 56 #Mbps #.#g 56 XENPAK 56 Gen2 switches 56 SFP modules 56 PIKA Connect 56 port #/#/# 56 ZigBee/#.#.# 56 SONET EoS 56 OfficeConnect 56 Passive Optical Networking 56 1x RTT 56 EoS 56 1XRTT 56 Intelligent Switching 56 Synchronous Ethernet 56 SONET OC 56 SONET SDH networks 56 baseband chipset 56 GSM UMTS CDMA 56 TNETV# 56 port #G Ethernet 56 Synchronous Optical Network 56 #Gigabit 56 Serving GPRS 56 NGIN 56 Ciena Carrier Ethernet 56 OC-#/STM-# [003] 56 #.#af 56 UMTS/3G 56 DWDM backbone 56 IPv#/v# 56 gigabit switch 56 LANs WANs 56 ADSL2 + modems 56 Bonded DSL 56 Switch Routers 56 MTP# 56 Ethernet transceivers 56 #G Ethernet ports 56 interswitch links 56 TDM interfaces 56 #G/#G/#G 56 Juniper routers 56 Fibre Channel Gigabit Ethernet 56 #.#g WLAN 56 pseudowire 56 Fast Ethernet switches 56 Gigabit Ethernet uplinks 56 OADMs 56 modular CMTS 56 Centrex IP 56 Blade Cluster 56 VDSL2 chipset 56 VDSL#/ADSL# + 56 #GBase T 56 WCDMA HSPA + 56 Ikanos VDSL2 56 NEC UNIVERGE 56 Softswitches 56 HSPA LTE 56 4G/WiMAX 56 AudioCodes Mediant 56 GSM GPRS EGPRS 56 MIMO #.#n 56 FastIron Edge X 56 IP DECT 56 Midspans 56 UMTS W CDMA 56 GSM CDMA 3G 56 ADVA Fiber Service 56 Zhone MALC 56 Core Routers 56 fiber coaxial 56 DDR InfiniBand 56 #GbE interfaces 56 #-Gbit/sec 55 USART 55 ORBCOMM satellite 55 GigE interfaces 55 2Gbit s 55 WCDMA wideband CDMA 55 Ripwave 55 D Link xStack 55 #.#n Router 55 transceiver modules 55 #G OTN [001] 55 Ikanos chipsets 55 8G Fibre Channel 55 VOIP gateways 55 FXO ports 55 Gbps optical 55 Serdes 55 Gigabit switches 55 Verizon IP Trunking 55 True MIMO chipset 55 Protocol VoIP 55 3GPP compliant 55 #/#BaseT 55 ML# Ethernet 55 GPON Gigabit 55 division multiplexing 55 IPmux 55 greenfield deployments 55 DOCSIS cable modems 55 CableHome 55 ethernet switches 55 GSM TD SCDMA 55 Sigtran 55 broadband VoBB 55 PacketCable TM qualified 55 Home Location Registers 55 Calix C7 55 IP trunking 55 SIP trunks 55 Wavelength Division Multiplexing 55 MPLS backbone 55 WiMAX basestations 55 hiT 55 WMP# [002] 55 FTTx networks 55 UMTS HSPA + 55 CPE gateways 55 Completes Interoperability Testing 55 Direct Inward Dialing DID 55 Routing Switch 55 Data Serving Node 55 datacomms 55 Coarse Wavelength Division Multiplexing 55 equipment manufacturers TEMs 55 FastIron GS Series 55 #.#b wireless LAN 55 IP multimedia subsystem 55 BCM# [001] 55 echo canceller 55 OC-#/STM-# [001] 55 FTTH deployments 55 SIP H# 55 Tsi#A 55 baseband processors 55 1Gbit/sec 55 #G DPSK 55 #/#G [002] 55 #.#.# ZigBee 55 ATCA compliant 55 WLAN switches 55 GPON ONT 55 NetRing 55 MGCP 55 GPRS WCDMA 55 GbE connectivity 55 MODBUS 55 CDMA femtocell 55 Service Delivery CESD 55 Service Providers SPs 55 Rapid IO 55 GPRS CDMA 55 InterPort TM 55 FlexPath 55 PSTN gateway 55 #G transponders 55 Lucent 5ESS 55 Cisco IP NGN 55 TDM Ethernet 55 EPON GPON 55 DS0 55 LX4 55 Nortel Networks Passport 55 VoIP 55 CDMA# 1x EV DO 55 Mobitex 55 #.#n APs 55 IPV4 55 #GE ports 55 IP VPNs 55 NEC Univerge 55 T#/E# interfaces 55 BroadWorks platform 55 Essentra BAX 55 EtherTone 55 G PON 55 VoIP softswitches 55 Ethernet FTTH 55 Router SR 55 8GFC 55 WiMAX GSM EDGE 55 GSM WCDMA HSPA 55 Ethernet Extenders 55 Brocade DCX Backbone 55 femtocell gateway 55 Agilent MXA 55 IPoDWDM 55 TD-SCDMA/GSM 55 UMTS GPRS 55 4Gbit s Fibre Channel 55 cable modem termination 55 #.#d [001] 55 Multiprotocol 55 WiMAX modems 55 xPON 55 Ethernet Switching 55 OLTs 55 Unified Messaging UM 55 #Gbit Ethernet 55 Hosted IP PBX 55 softswitches 55 GENBAND G9 55 Virtual Chassis 55 Gb s optical 55 Cisco IP telephony 55 fiber optic transceivers 55 multipoint conferencing 55 NexTone IntelliConnect System 55 1GbE 55 PHY MAC 55 HSPA + #Mbps 55 CDMA WCDMA 55 multimedia subsystem 55 SONET ATM 55 Alcatel Lucent IP MPLS 55 Atheros WLAN 55 Gbit Ethernet 55 PacketLogic PL# [002] 55 Nexaira BCII 55 PBX KTS 55 ATCA blade 55 Nortel Optical Multiservice 55 LightningEdge 55 IDT PCIe 55 Pseudo Wire 55 GPIB interface 55 #/#BASE-T 55 Ethernet backhaul 55 #.#b WLAN 55 XFPs 55 TISPAN 55 wireless LAN WAN 55 Wavelength Division Multiplexing WDM 55 T-BERD/MTS-#A 55 Vo Fi 55 Emergency Stand Alone 55 asynchronous transfer 55 Protocol Stack 55 #BaseT [001] 55 MSM# TM chipset 55 Samsung OfficeServ 55 IP NGNs 55 OCT# Series 55 EtherEdge 55 stackable switch 55 wideband codecs 55 PowerBook G4 DDR2 #mb 55 Cellular Backhaul 55 GSM EDGE WCDMA 54 Optical Multiservice Edge OME 54 Nortel Common Photonic 54 Rapid Spanning Tree 54 Ericsson Mobile Softswitch 54 UDP TCP 54 multiservice routers 54 Voltaire Grid Director 54 Wireless LAN Controllers 54 T#/E# WAN 54 T1 E1 54 Nortel CS# 54 Motorola AXS# 54 W-CDMA/HSPA 54 LTE EPC 54 #-Gbit/sec optical 54 T#/E# 54 SAS expanders 54 Multiservice Edge 54 QoStream 54 iConverter 54 Cisco Unified CallManager 54 GPON optical 54 wi4 WiMAX 54 TDM PSTN 54 #G/#G wireless 54 UNE L 54 RFS# 54 CSU DSU 54 Synchronous Ethernet SyncE 54 BaseT 54 Tsunami MP.# 54 SONET SDH 54 wireless LAN chipset 54 VoiP 54 4Gbit 54 C4 CMTS 54 Mbps HomePlug AV 54 #G DWDM [001] 54 Multiplexers 54 CDMA 1x 54 #BASE T [001] 54 NetIron XMR 54 1G 2G 54 framer mapper 54 XO SIP 54 #Gbs 54 Digi TransPort 54 Virtual Concatenation VCAT 54 Call Continuity VCC 54 IPv6 routing 54 Wi-Fi/cellular 54 SEGway TM 54 Inventel 54 RS# transceivers 54 E UTRAN 54 muxponder 54 Fusion Efonica branded 54 IEEE#.#b 54 MB#K# 54 W CDMA handsets 54 multiservice edge 54 Location SUPL 54 Core Router 54 Flashwave 54 zNID 54 Gigabit ethernet 54 Signaling Gateways 54 TDM IP 54 PoE ports 54 PON OLT 54 E1s 54 #/#Base-T 54 CDMA 1xRTT 54 FastIron SuperX 54 Serial RapidIO Gen2 54 MSBG 54 #Gig [001] 54 Alcatel OmniPCX 54 OC-#/STM-# [004] 54 TDMA networks 54 DSLAMs 54 Univerge 54 SIP MGCP 54 femtocell gateways 54 Profinet IO 54 PICMG specification 54 Telematics Service Providers 54 serial RapidIO 54 cellular modems 54 PowerQuicc 54 SpeedStream 54 M Systems MegaSIM 54 T1 DSL 54 SIP IP PBX 54 CIX# [003] 54 Allot NetEnforcer 54 Cisco ISR 54 Selects VocalTec 54 WiFi Mesh 54 Gigabit Ethernet adapters 54 BPON GPON 54 Secure Router 54 eNodeB 54 StarFabric 54 Encryptors 54 USIM cards 54 Aztek Networks 54 BLCs 54 Wideband CDMA WCDMA 54 VoBB 54 switchless 54 SIGTRAN 54 SyncE 54 WCDMA HSDPA 54 EtherNID 54 Switch Router 54 Lucent Stinger 54 Gigabit uplink 54 ECI Hi FOCuS 54 Packet Processor 54 LANShield Switch 54 WCDMA CDMA 54 ADVA Optical Networking FSP 54 Shortest Path Bridging 54 wireless mesh nodes 54 MobileVoIP 54 femtocells picocells 54 VocalTec Essentra 54 SHDSL 54 IPv#/IPv# routing 54 GbE interfaces 54 NexTone MSC 54 Ethernet SONET 54 Gig Ethernet 54 IronPoint Mobility 54 Lucent Softswitch 54 Infinera PICs 54 #/#-bit WEP encryption 54 3G WCDMA HSPA 54 DDR2 SDRAMs 54 8Gbps Fibre Channel 54 #gbps 54 HyperShare 54 #GPP/#GPP# 54 EtherReach 54 protocol interworking 54 drop multiplexers ROADMs 54 Softswitch 54 VoWiFi handsets 54 Juniper Networks EX# Ethernet 54 InfiniBand connectivity 54 NPUs 54 Spatial Atrium 54 POTS interfaces 54 WAN interfaces 54 3Gb s SAS 54 TDMoIP 54 SOHO router 54 Box Fon WLAN 54 SIP endpoints 54 StarCore DSP 54 5E XC TM 54 HSDPA WCDMA 54 3G TD SCDMA 54 ISDN PRI 54 Starent ST# 54 fiber cabling 54 Wideband CDMA 54 PRC# 54 #G #G [002] 54 Redback SmartEdge 54 #/#/# Ethernet 54 HD Encoder 54 MTP2 54 SDH PDH 54 DPSK 54 AWT# AWT# 54 XAUI interface 54 E1 T1 54 UTRAN 54 CDMA EVDO 54 IEEE #.#n Wi Fi 54 Taqua MobileWorks 54 WiMAX CPE 54 mesh backhaul 54 Gigabit router 54 XFP modules 54 APCO P# 54 Switch Module 54 ATCA blade server 54 RADIUS servers 54 BXR # 54 M CMTS 54 Packet Voice 54 Wireless LAN WLAN 54 FiberConnect 54 Generic Framing Procedure GFP 54 Service Provisioning Platform 54 VRRP 54 TCP Offload 54 Category 6a 54 Mediant 54 TI TNETV# 54 Aruba APs 54 DSL cable modem 54 #GbE switches 54 #G Optical [001] 54 #Gig Ethernet 54 SingleRAN 54 #.#d WiMAX 54 FXO FXS 54 multicast routing 54 CPE chipsets 54 Voice Mobility UCN 54 Fibre Channel InfiniBand 54 Strata CIX# [001] 54 MDM# chipsets 54 packetization 54 Infranet 54 PL# [003] 54 SpectralWave 54 SMC#L# 54 GPRS #.#G 54 fractional T1 54 4Gbps 54 #Base TX 54 Motorola wi4 WiMAX 54 Access Concentrator 54 softswitch 54 1Gb s 54 gateways routers 54 maintaining backward compatibility 54 iWDM 54 Gigabit Ethernet Fibre Channel 54 Common Photonic Layer 54 Exalt Communications 54 PacketCable Multimedia 54 #G wavelengths [001] 54 #Gbit/sec 54 IPSec encryption 54 SoftMSC 54 #G/#G [003] 54 Augmented Category 6 54 gigabit Ethernet switches 54 ETSI compliant 54 MetaLIGHT 54 Gigabit Ethernet Passive Optical 54 2G #.#G 54 Embedded Module 54 8Gbps 54 T1 PRI 54 optical amplifiers 54 ConnectPort WAN VPN 54 SIP Session Initiation Protocol 54 cdmaOne 54 GPRS EDGE UMTS 54 Ethernet VPNs 54 IPCentrex 54 XFP optics 54 Resilient Packet Ring 54 6DegreesIP 54 #GBASE SR# 54 OADM 54 3G/W-CDMA 54 UltraLine Series3 54 #.#a g 54 GPON Optical Line 54 iPECS ES 53 FibeAir 53 MSBGs 53 Ethernet LANs 53 network adapters CNAs 53 HotView Pro 53 #.#af compliant 53 PoE enabled 53 iDirect Evolution platform 53 Structured Cabling 53 DQPSK 53 WiMAX WiBRO 53 MileGate 53 Gigabit Ethernet GigE 53 Foundry ServerIron 53 Storage Nodes 53 PSTN interconnect 53 Voxitas 53 DSL CPE 53 MPLS multiprotocol label 53 fieldbus protocols 53 Turbo EPON 53 1xEV DV 53 Gbit s Ethernet 53 Metrobility 53 #Gbit [002] 53 telephony 53 #.#ah 53 Gobi# 53 VOIP 53 TCP Acceleration 53 #G DP QPSK 53 modulators demodulators 53 PacketCable 53 #/#M 53 WS# wireless 53 Ethernet Switches 53 Wi Fi #.#a/b/g 53 uplink ports 53 3G CDMA# 53 multiprotocol label switching 53 EtherSphere 53 Gigabit PON 53 RS-#/# 53 BigIron 53 GSM TDMA 53 Session Initiation Protocol SIP 53 EGPRS 53 IPITEK 53 BroadSoft BroadWorks ® 53 Elpida #nm 53 #.#bg 53 RRHs 53 SFP ports 53 #G Ethernet switch 53 MB#M# 53 sub channelization 53 #Base T Ethernet 53 #.#.#/ZigBee 53 E#/T# ports 53 CS# EDC 53 Adaptive Optical Engine 53 3GPP specifications 53 Edge QAM 53 Metro Ethernet Routing 53 #.#x authentication 53 Carrier Ethernet Switch Routers 53 generation networks NGNs 53 CESD portfolio 53 DECT CAT iq 53 Ethernet interfaces 53 SM# AH 53 Telchemy VQmon 53 3G/GSM 53 Digivance 53 Calix C7 Multiservice Access 53 GateD 53 dataplane 53 GSM GPRS EDGE UMTS 53 #G DQPSK 53 Gbps interfaces 53 CIRPACK 53 Ethernet OAM 53 ITXC.net 53 BigIron RX 53 BiPAC 53 #BaseT [002] 53 Redback routers 53 iSCSI HBAs 53 Wi-Fi/Cellular 53 dense wavelength division multiplexing 53 ZebOS ® 53 GSM/3G 53 4G Fibre Channel 53 Sequans SQN# 53 IOS XR 53 ADSL SDSL 53 M2M modules 53 DDR DRAM 53 edge QAMs 53 HDSPA 53 Motorola SURFboard 53 eMTA 53 Leased Line 53 SIP SS7 53 LightPulse HBAs 53 wireless basestations 53 SDH Sonet 53 wireless LAN VoWLAN 53 drop multiplexer 53 WLAN #.#n 53 PROVISO 53 Hitachi AMN# 53 TNETW# 53 Le# [002] 53 PoE Plus 53 SIP Trunk 53 #Gbps serial 53 4G rollouts 53 Alcatel Lucent lightRadio 53 Ethernet switches 53 #.#r [001] 53 Agilent N2X 53 3G modems 53 Ethernet GbE 53 TDS CDMA 53 ® SmartCore 53 Converged Messaging 53 3G/WCDMA 53 Optical Ethernet 53 SLTE 53 wirless 53 Zhejiang Unicom 53 crosspoint switches 53 nP# 53 Internet Protocol Multiprotocol