Related by context. All words. (Click for frequent words.) 69 Brekeke PBX 69 iPBX 69 SIP trunk 69 SIP Trunks 68 PBX IP PBX 68 G.# codec 68 SIP trunks 67 NAT Traversal 67 PSTN connectivity 66 3Com NBX 66 SIP VoIP 66 PSTN gateways 66 IP Multicast 66 VoIP Gateways 66 SIP endpoints 66 PBXpress 66 IP trunking 65 Hosted IP PBX 65 CallButler 65 Asterisk PBX 65 SIP Session Initiation Protocol 65 DCOSS 65 Packet Optical 65 Voice Messaging 65 SIP IP PBX 65 Avaya SIP 65 eyeBeam 65 PTSN 65 desktop video conferencing 65 Cisco CallManager 65 BroadSoft BroadWorks 65 Covergence Eclipse 65 LANShield Switch 65 IPPBX 64 Hosted PBX 64 Ingate Firewall 64 OfficeSuite 64 IMS SIP 64 IMS architectures 64 legacy PBXs 64 VQuad 64 BT Onevoice 64 IP multicast 64 CSU DSU 64 RealTunnel 64 VoIP 64 Hitachi EPON 64 Managed Router 64 Session Initiated Protocol SIP 64 IPv4 IPv6 64 T#/E# interfaces 64 VoWiFi 64 NetIQ AppManager 64 VoIP gateways 64 HyperPipe 64 VoipNow 64 MobileVoIP 64 VoIP PBX 64 XO SIP 64 LAN WLAN 64 PacketCable compliant 64 zNID 64 VPN tunneling 64 IPSec encryption 64 converged IP telephony 63 PortaSwitch 63 Phybridge UniPhyer 63 PSTN gateway 63 NAT Firewall 63 Dynamic DNS 63 Hosted PBX VoIP 63 3Com VCX 63 Sametime Unified Telephony 63 Bonded ADSL2 + 63 TDM IP 63 Centrex IP 63 Sigtran 63 NexTone IntelliConnect System 63 multivendor environments 63 BroadWorks platform 63 IPCentrex 63 interwork 63 Pseudowires 63 MGCP 63 Nortel MCS 63 Analog Telephone 63 H.# SIP 63 SIP trunking 63 Session Initiation Protocol 63 firewall traversal 63 Voicemail Transcription 63 Voxitas 63 CallManager Express 63 EtherSpeak 63 SIP Trunking Solution 63 multicast routing 63 AirSync 63 SIP Proxy 62 Univerge 62 IPBX 62 Strata CIX 62 Sonexis ConferenceManager 62 OfficeConnect 62 MMTel 62 Broadvox GO 62 VRRP 62 SS7 signaling 62 VOIP PBX 62 TDM ATM 62 OmniPCX Enterprise 62 NexTone SBC 62 MetroCluster 62 Business Trunking 62 SIP interoperability 62 IP PABX 62 NET SatisFAXtion 62 Empirix Hammer XMS 62 WAN LAN 62 ISDN PRI 62 Plaster Networks 62 VoIP Hosted PBX 62 Roaming Client 62 Cisco AXP 62 SIGTRAN 62 Siemens SURPASS 62 Access Gateways 62 Grandstream IP 62 SIP telephones 62 ADSL/ADSL2 + 62 Brekeke 62 Intellon HomePlug ICs 62 VOIP gateways 62 Alcatel OmniPCX Office 62 FTB #B 62 VoDSL 62 Gigabit Ethernet uplinks 62 Strata CIX# [001] 62 IPSec tunnel 62 multipoint conferencing 62 trunking gateway 62 CommPortal 62 TI PIQUA 62 Softphone 62 Auto Attendant 62 DSL T1 62 SNMPv3 62 VPN tunnels 62 B2BUA 62 SIP softphone 62 Avaya Aura ™ 62 snom phones 62 SIP softphones 62 IP PBXs 62 OMA compliant 62 SIP PBX 62 NexTone MSC 62 Cisco IP telephony 62 SPA# [001] 62 VPN router 62 SIP MGCP 61 SIP Session Initiated Protocol 61 Ixia IxNetwork 61 Jasomi Networks 61 Predictive Dialer 61 MPLS VPNs 61 ConferenceManager 61 Verizon IP Trunking 61 CBA# 61 Calix C7 61 Multiprotocol Label Switching 61 Broadband Telephony 61 #.#x authentication 61 packet switched 61 WAN failover 61 Session Initiation Protocol SIP 61 ATM Frame Relay 61 NAT firewalls 61 VoIP Telephony 61 hosted IP PBX 61 Broadvox SIP Trunking 61 uMobility 61 DECT handsets 61 Managed IP PBX 61 QoS CoS 61 Hosted IVR 61 MEGACO 61 Citrix ICA 61 Toshiba Strata 61 MEF certified 61 Cisco Unified CallManager 61 QoS Quality 61 Timbuktu Pro 61 #.#X authentication 61 TDMoIP 61 MediaTone 61 TDM telephony 61 VolP 61 VoIP Softphone 61 Softswitches 61 RTP RTCP 61 Wavelink Speakeasy 61 Bonded T1 61 Qwest iQ 61 IEEE #.#x [002] 61 Powerline adapters 61 IPv#/v# 61 WANScaler 61 VoIP softswitch 61 PBX telephony 61 OADM 61 SS7 ATM 61 Quintum Tenor 61 NEC UNIVERGE 61 Attendant Console 61 Cirrus Softswitch 61 IP multicasting 61 Qwest OneFlex 61 Lucent IMS 61 ISDN BRI 61 SmartWare TM 61 TCP acceleration 61 NEBS certified 61 FacetPhone 61 IMS NGN 61 address translation NAT 61 Fibre Channel FICON 61 IPsec VPNs 61 TI TNETV# 61 Etherjack 61 Pseudowire 61 SoftSwitch 61 IPsec VPN 61 Sylantro Synergy 61 Telnet SSH 61 softphone 61 Gigabit uplink ports 61 Bandwidth.com s 61 SmartVoice 61 TeleGea 61 ActionPacked 61 NetCracker OSS solution 61 Tatara Convergence Server 61 VPN Cubed 61 CardDAV 61 SIP protocol 61 PathView microAppliance 61 IPv#/IPv# 61 Femtocell Gateway 61 MPLS QoS 61 VPN passthrough 61 AudioCodes Mediant 61 Switched Ethernet 61 FIPS compliant 61 MPLS Multiprotocol Label Switching 61 TDM PBX 61 SIPware 61 firewall NAT 61 SIParator 61 #/#G [002] 61 Taqua MobileWorks 61 VOIP 61 MSPPs 61 MetaSphere 61 IPNET 61 Customer Premise Equipment CPE 61 Hitachi Com 60 SoftPhone 60 Presence Server 60 SOHO routers 60 Asterisk IP PBX 60 Ethernet MPLS 60 ISDN DSL 60 MX ONE 60 PSTN 60 Sphericall IP PBX 60 SM# AH 60 Fusion Efonica branded 60 PWE3 60 PBX functionality 60 Cisco CallManager Express 60 M7i 60 VPN gateway 60 SONET EoS 60 reservationless conferencing 60 multipoint video conferencing 60 Synchronous Optical Network 60 MVTS Pro 60 MVTS II 60 Envox CT Connect 60 ITSPs 60 Pactolus SIPware 60 TDM VoIP 60 BroadWorks 60 SMC#L# 60 Wireless Telephones 60 Automated Attendant 60 SmartAccess 60 VoEX 60 Ingate SIParator 60 WS# wireless 60 Ensim Unify 60 hosted NAT traversal 60 Advanced Routing 60 Phlink 60 NAT traversal 60 #/#BASE-T 60 NAT router 60 #.#b wireless LAN 60 Ethernet WAN 60 IP telephony 60 PPTP VPN 60 Mediant 60 M5Connect 60 MyCall 60 GateD NGC 60 LumenVox Speech Engine 60 ExtremeXOS ® 60 please visit www.EXFO.com 60 LANs WANs 60 Digi Passport 60 Acrobits Softphone 60 Geckotech 60 Nortel Networks Succession 60 Circuit Emulation 60 Intelligent Routing 60 SNMP protocol 60 Terminal Emulation 60 CallRex 60 SS7 Signaling 60 Hosted Unified Communications 60 JabberNow 60 Cellcrypt Mobile 60 Grandstream SIP 60 Generic Framing Procedure GFP 60 IEEE #.#Q 60 Unified MBX 60 FreedomIQ VoIP Hosted PBX 60 Zhone MALC 60 NetComplete 60 MetaSwitch VP# 60 Gigabit uplink 60 Aspect EnsemblePro 60 Ditech VQA 60 PCTEL Roaming Client 60 WebVPN 60 Streamlined Collections 60 #.#X supplicant 60 Covergence Session Manager 60 nCite 60 ShoreTel IP telephony 60 SANTap 60 Application Accelerator 60 PoE switches 60 Vonage SoftPhone 60 TrueNet 60 Hosted Telephony 60 #/#-bit WEP encryption 60 SmartDeploy 60 ITSP 60 SMSCs 60 LightEdge 60 NGN IMS 60 MPLS backbone 60 Essentra EX 60 SIP Server 60 clientless remote access 60 video recorder NVR 60 SIP signaling 60 Ethernet demarcation 60 multiservice provisioning platforms 60 ConSentry LANShield 60 SmartRecord IP 60 Ingate Firewalls 60 Brekeke SIP Server 60 ETHERNET 60 Megaco 60 CESoP 60 Aepona Causeway 60 SwyxWare 60 SIP Trunking 60 TLS SSL 60 StorageLink 60 SIParators 60 IPSec tunnels 59 Signaling Gateway 59 Toshiba Strata CIX 59 Nortel CS# 59 InterWatch 59 #.#AE 59 Accolade WCS 59 LignUp 59 Conferencing Solution 59 Covaro 59 LoopStar 59 SRTP 59 FASTPATH 59 Secure File Transfer 59 TFTP server 59 Citrix MetaFrame Presentation Server 59 iCFD 59 audioconferencing 59 Wi Fi Multimedia WMM 59 OnSIP 59 Tango Abrazo 59 Completes Interoperability Testing 59 Echo Cancellation 59 Video Coding SVC 59 PBX 59 Clientless 59 echo canceller 59 3GPP IMS 59 Label Switching 59 Protocol Stacks 59 Starent ST# 59 MiriATE 59 Adaptive Streaming 59 EdgeView VoIP Support 59 Resilient Packet Ring RPR 59 ShoreTel Unified Communications 59 ADSL2 + VDSL2 59 Soft Switch 59 Cisco MeetingPlace 59 NetEx HyperIP 59 Unified Messaging 59 Lotus Sametime Unified 59 NetCracker OSS 59 Pseudo Wire 59 Hosted IP Centrex 59 SONET SDH optical 59 IP PBX 59 vSwitch 59 NetBorder Express 59 vStorage 59 iobi Home 59 SimpleSignal 59 Alcatel OmniPCX 59 FXS ports 59 softphones 59 multipoint videoconferencing 59 LiveSecurity 59 Switchvox SMB 59 SessionSuite 59 Netrac 59 MSC Servers 59 SDH PDH 59 #.#b g wireless LAN 59 Atmel AT#C# 59 Direct Inward Dialing DID 59 Versera Video Mail 59 SS7 ISDN 59 Ethernet LANs 59 BEA WebLogic SIP 59 Digium Asterisk 59 Firewall NAT 59 Nextone 59 IP centrex 59 MobileConnect 59 Managed Telephony 59 #Gb Fibre Channel 59 DMG# 59 Phonebooth 59 HP ProCurve ONE 59 Carrius 59 unparalleled scalability 59 HiveManager 59 6DegreesIP 59 packetized voice 59 traverse firewalls 59 Application Layer 59 MobileXpress 59 VPN firewall 59 IP PBXes 59 virtual LANs 59 RADIUS servers 59 S CSCF 59 Rostrvm 59 aXs GUARD Gatekeeper 59 Xcelerator IP 59 Jungo OpenRG 59 OpenScape UC Application 59 Predictive Dialers 59 InstantOffice 59 Iub 59 Signaling Gateways 59 Lockdown Enforcer 59 Serverless 59 IGMP snooping 59 MPLS VPLS 59 Wi Fi VoWi Fi 59 ShoreTel UC 59 smartcard authentication 59 Managed WAN 59 4PSA VoipNow 59 multihoming 59 OpenScape UC Server 59 Jasomi 59 softswitch architecture 59 Hosted VoIP 59 Load Balancer 59 NAT firewall 59 MegaPath Duet 59 Sonet SDH 59 reconfigurable optical 59 Adapter ATA 59 EDI/B2B 59 CallPilot 59 Signalware 59 EdgeMarc Network Services 59 TS #i 59 outbound dialer 59 IntelliConnect System 59 rostrvm 59 Versant Object Database 59 3G/GPRS 59 DO Rev 59 BroadSoft BroadWorks R 59 Octasic Vocallo MGW 59 LightSoft 59 Rapid Spanning Tree 59 Provisioning Manager 59 SCOPIA Desktop 59 Sonian Archive 59 mSwitch 59 Xorcom 59 T.# Fax 59 Multiprotocol 59 SCOPIA 59 #.#b g WLAN 59 Avaya PBX 59 EtherNID TM 59 Plesk servers 59 NetMotion Mobility 59 ReliaTel 59 UMA GAN 59 TCP optimization 59 Sphericall 59 Synchronous Digital Hierarchy 59 RFS# 59 IP MPLS router 59 Avaya Intelligent 59 PAP2 59 Hammer XMS 59 Tatara Subscriber Gateway 59 CUCM 59 SIP H# 59 HyperShare 59 Access Concentrator 59 Intelligent Switching 58 AcceleNet 58 Profinet IO 58 EMC Celerra NAS 58 NEC UNIVERGE SV# 58 NexusLink 58 RSA SecurID Appliance 58 Bomgar remote 58 Network Address Translation 58 T1 circuits 58 Telephone Adapter 58 ZIP #x# 58 LiveAction software 58 Softphones 58 BLADE VMready 58 IBM Sametime Unified 58 pseudowire 58 Aspect Uniphi Suite 58 #.#af compliant 58 Cisco IP NGN 58 Acme Packet SBC 58 1Gbit/sec 58 WAN connectivity 58 VPN routers 58 Kodiak RTX System 58 ADVA Fiber Service 58 Call Routing 58 Reflex VMC 58 Intelligent Networking 58 AsteriskNOW 58 Remote Managed 58 Local Number Portability 58 MileGate 58 UDP TCP 58 Alcatel Lucent OmniPCX Enterprise 58 IKEv2 58 ADTRAN NetVanta 58 GGSN 58 LignUp Communications Platform 58 HDMI switchers 58 ZebOS ® 58 CPE WAN 58 NetVanta UC 58 serverless 58 EtherSphere 58 IP Anycast 58 MXmeeting 58 unicast streaming 58 autoconfiguration 58 VZAccess Manager software 58 iPassConnect 58 IP backhaul 58 SCIM 58 Protocol Stack 58 Avaya VENA 58 Avaya Compliant 58 femtocell gateway 58 VoiceXML browser 58 PBXs 58 Segue TM 58 Ekiga 58 Broadcore 58 VoSKY Exchange 58 CWDM DWDM 58 Micromuse Netcool R 58 FTTP deployments 58 Cisco ISR G2 58 IP Routing 58 D#D#T 58 Netgear ProSafe 58 ifbyphone 58 Cisco IP Telephony 58 Cisco Wireless LAN 58 nGenius Performance Manager 58 VoyenceControl NG 58 Hosted Collaboration 58 VoICE 58 Ethernet SONET SDH 58 BroadSoft BroadWorks VoIP 58 FoIP 58 IntelePeer AppworX 58 POTS interfaces 58 AVAYA 58 UNIVERGE 58 Brocade Fibre Channel 58 Real Dialup Win 58 TZO 58 Infinera DTN optical 58 NetOp Remote Control 58 Smart Objects 58 Layer2 58 install configure 58 X Deskphone Edition 58 Leased Line 58 VoBB 58 SCPS TP 58 Telephony Integration 58 Packet Core 58 ScanSoft RealSpeak 58 Seamless Customer 58 TDM Ethernet 58 ADSL2 + VDSL 58 Toshiba Strata CIX VoIP 58 Trunking 58 SIP 58 iobi 58 hosted iPBX 58 Unified Messaging UM 58 Gigabit Ethernet Fibre Channel 58 TANDBERG telepresence 58 MetroScope 58 VoiceStick ® 58 IBM DB2 databases 58 IPSec VPN 58 Microsoft Lync Server 58 TANDBERG Telepresence 58 Zarlink CESoP 58 #X# MIMO 58 CPE modems 58 PostPath Server 58 DirectAccess server 58 VLAN tagging 58 Epygi Quadro 58 adaptive bitrate 58 HP EVA 58 Siemens HiPath 58 ISPs WISPs 58 T.# fax 58 Packet8 VoIP 58 UPnP server 58 Kayote 58 Highly scalable 58 MPLS multiprotocol label 58 HomePlug powerline 58 Zimbra Appliance 58 wireless LAN VoWLAN 58 PacketCable TM 58 IPv6 routing 58 CIX# [003] 58 #GbE connectivity 58 vApp 58 Essentra BAX 58 Vo Fi 58 TIBCO Rendezvous 58 EdgeMarc 58 GlobeSurfer R ICON 58 MTP2 58 Assurance Solution 58 PeerPoint 58 Synology Disk Stations 58 Frame Relay ATM 58 ENTICE 58 SURFboard 58 Next Generation Messaging 58 Hot Desking 58 Telephony Office LinX 58 WebEx PCNow 58 Parlay X 58 CosmoCall Universe 58 VoIP SIP trunking 58 AT AR#S 58 Airpath 58 Thomson Cirpack 58 XML Firewall 58 FXO ports 58 IP Trunking 58 VMware desktop virtualization 58 OCAP middleware 58 iNSP 58 Smart Tunneling 58 Telenity Canvas 58 SpectraLink NetLink 58 IVVR 58 Lync Server 58 Tango Networks Abrazo 58 EAP TLS 58 OpenScape Voice 58 Storage Controllers 58 IVR CTI 58 WLAN #.#b 58 ROADM Reconfigurable Optical 58 wideband codecs 58 EasyVPN 58 4Gbps FC 58 Protected Extensible Authentication Protocol 58 WAN interfaces 58 #Kbps modem 58 Lucent Stinger 58 GlobalConnect 58 AiroPeek NX 58 VN Link 58 FICON connectivity 58 SkyX 58 Data Serving Node 58 Ethernet OAM 58 v2c 58 Fonality PBXtra 58 ASN Gateway 58 CiscoWorks 58 SEGway 58 AvayaAvaya 58 WLAN wireless LAN 58 Passive Optical Networks 58 Industrial Ethernet Switches 58 seamlessly interoperates 58 IP KVM switches 58 Uniphi Suite 58 Bus Adapters 58 MetroMesh 58 PoE ports 58 IxRave 58 Harmonic NMX Digital 58 wideband codec 58 FSP #RE 58 VoiceNet 58 Ethernet Demarcation 58 Avaya Aura TM 58 CDMA femtocell 58 FIPS #-# compliant 58 MetaFrame Presentation Server 58 LTE EPC 58 T1 E1 58 PathView Cloud 58 TCP IP networking 58 CMA Desktop 58 Office LinX 58 eCAS 58 Survivable Remote Site 58 Visual UpTime Select 58 InterPort TM 58 Ethernet aggregation 58 aggregation switches 58 VoIP peering 58 Calabrio Quality Management 58 ECI Hi FOCuS 58 Masergy 58 WorkFlow 58 IMS VCC 58 UART interface 58 Cbeyond BeyondVoice 58 Ethernet TCP IP 58 Juniper UAC 58 CIX# [001] 58 AnyConnect 58 P CSCF 58 Minerva iTVManager 58 SafeNet QuickSec 58 Calix C7 platform 58 bonded ADSL2 + 58 ConnectWise PSA 58 BOW GSM 58 port #G Ethernet 57 NGIN 57 E#/T# 57 Traffic Shaper 57 Audio Conferencing 57 Zoiper 57 SOHO router 57 deskphones 57 VPN gateways 57 Video Conferencing Solution 57 Virtual Trunking 57 Mini Socket iWiFi 57 LDAP authentication 57 PABXs 57 Migration Tool 57 Hosted IP Telephony 57 Access Points APs 57 stateful failover 57 SIP IMS 57 NetVanta routers 57 Ciena Carrier Ethernet 57 Communité 57 ZebOS 57 GoGrid cloud 57 Vidtel 57 CAPEX OPEX 57 ISR G2 57 UMTS/3G 57 BladeWare 57 IWLAN 57 SmartSIP 57 IAX2 57 Homeplug 57 DES #P 57 dual stack IPv#/IPv# 57 InPhonex 57 SoIP 57 IP VPN MPLS 57 Artera Turbo 57 Telchemy VQmon 57 Citrix Provisioning Server 57 CA XOsoft Replication 57 VoB 57 OCT# Series 57 SIP Application Server 57 SelfReliant 57 multivendor multitechnology Nokia NetAct 57 IP Multiprotocol Label 57 Switched Digital 57 GbE Gigabit Ethernet 57 firewalls routers switches 57 FlexACM 57 VBSALT 57 Nortel ERS 57 Multiservice Access Platform 57 GoToManage 57 Protocol Analyzers 57 Cisco TrustSec 57 PacketTrap MSP 57 mesh topology 57 IEEE#.#b 57 superclass softswitch 57 WebSphere Message Broker 57 HelloSoft VoIP 57 Evolution PBX 57 Wireless Sync 57 Ai Logix 57 OPC UA 57 SMSC MMSC 57 MetaSwitch softswitch 57 Jabber XMPP 57 Stratos Dashboard 57 Enterasys switches 57 Access Devices EADs 57 IP FCIP 57 #/#/# Ethernet 57 SMS Router 57 ADSL ADSL2 + 57 Packet Transport 57 MediaShare 57 ShorePhone IP 57 PRI ISDN 57 USB Extender 57 Asterisk telephony 57 Optical Multiservice Edge 57 PowerQUICC III processor 57 EliteAAA 57 Integration Module 57 Broadvox Direct 57 Clearspan 57 vMotion 57 Novell Teaming + 57 MediaSphere 57 Sansay 57 SonicWALL GMS 57 firewall NAT traversal 57 multiservice switches 57 MNS 6K 57 HiPath MobileConnect 57 OmniPeek 57 IGEL Universal Desktop 57 M# PRO 57 IBM Tivoli Netcool 57 IPsmarx 57 TCP UDP 57 #Gb s Fibre Channel 57 CableEdge 57 SparX II 57 AdvancedMCs 57 Agilent MXA 57 #/#.#G 57 ZigBee mesh 57 IP Telephony 57 Email Archival 57 GPIB interface 57 #G Optical [001] 57 inverse multiplexing 57 SOAP API 57 Comverse MMSC 57 Avocent KVM 57 CoreDirector 57 Managed IP Telephony 57 OmniPCX 57 gigabit Ethernet switches 57 Calix E7 Ethernet 57 EMC SnapView 57 sub channelization 57 CMTSs 57 GXP# 57 Layer 2/Layer 3 57 VoIP Intercom 57 Flexi NS 57 Skybox Assure 57 Fibre Channel Gigabit Ethernet 57 MODBUS RTU 57 AccuROAM 57 ADC KRONE 57 ICA RDP 57 RTP RTSP 57 initiation protocol 57 EN #G 57 Diameter protocol 57 Activation Solution 57 DWDM dense wavelength 57 Gigabit WAN 57 VOiP 57 Neoteris IVE 57 pseudowires 57 VMware SRM 57 Liquid Machines Gateway 57 IP MPLS VPN 57 wired LAN 57 VPN 57 SpeechAttendant 57 VoATM 57 Cisco Unified MeetingPlace 57 Strata CIX# [003] 57 SDH SONET 57 ClarifyCRM 57 LDAP integration 57 WebEx WebOffice 57 Envox CT ADE 57 D Link AirPremier 57 AirPair 57 Agile Optical 57 Qwest iQ Networking 57 Transcoding 57 RoamAbout 57 2Gb s 57 SAN connectivity 57 Receives Unified Communications 57 Ruckus FlexMaster 57 VPN IPSec 57 Gigabit PON GPON 57 automated provisioning 57 IPTV Middleware 57 EtherNID 57 Avaya IP Softphone 57 RSA BSAFE encryption 57 iConverter 57 HP OpenCall 57 Amdocs OSS 57 ONVIF compliant 57 multipoint Ethernet 57 Juniper SSL VPN 57 ConnectPort WAN VPN 57 NetXplorer 57 Diva Server 57 conferencing endpoints 57 IP Telephony Solution 57 POP3 SMTP 57 IPv#/IPv# dual stack 57 UMTS femtocell 57 Veroxity 57 Teleworker 57 COM Objects 57 OmniPCX Office 57 i5 Converged Services 57 orientated architecture SOA 57 IADs 57 Arcstar Global IP VPN