What Is a Cloud Phone System?
What a cloud phone system is, how it relates to cloud PBX and hosted PBX, IP phones vs softphones, and what to prove in a small-business trial.
Category
SIP
61 posts
Hosted PBX for Small Business: A Practical Buying Guide
How to choose a hosted PBX as a small business phone system: cloud PBX vs IP phones, day-one tests, SIP trunks and what to prove in a trial.
How Many SIP Channels Do You Need? A Practical Sizing Method
Learn how many SIP channels your business needs using busy-hour concurrency, queue demand, headroom, worked examples and network capacity checks.
DTMF in VoIP: Fix Keypad Tones That IVRs Ignore
Fix DTMF VoIP failures with a capture-led guide to RTP events, SIP INFO, in-band tones, SDP negotiation, PBX routes and IVR testing.
VoIP Jitter: Measure It, Find the Bottleneck and Fix Choppy Calls
Diagnose VoIP jitter with a repeatable test across Ethernet, Wi-Fi and mobile data. Find the bottleneck, apply the right fix and verify call quality.
VoIP Toll Fraud Prevention: Stop Unauthorised Calls Before the Bill Arrives
Prevent VoIP toll fraud with layered SIP controls, CDR alerts and a practical 30-minute containment plan for business phone systems.
Microsoft Teams Phone System vs Cloud PBX: Which Users Need Each?
Compare Microsoft Teams Phone and cloud PBX by user role, call flow, licensing, endpoints and resilience before choosing one platform or a mixed design.
SIP ALG: Diagnose One-Way Audio Before You Disable It
Diagnose SIP ALG, one-way audio and failed registrations with a controlled trace, before-and-after test, rollback plan and endpoint checks.
SIP Trunking vs Cloud PBX: Keep or Replace Your PBX?
Compare SIP trunking vs cloud PBX by call control, lifecycle, resilience, cost and endpoint testing before you keep or replace your phone system.
Softphone Mobile Device Management: Intune, SIP Provisioning and Offboarding
Build secure softphone mobile device management with Intune, SIP provisioning, BYOD controls, lost-phone response and verified offboarding.
VoIP Bandwidth Requirements: Test Before Cloud PBX Cutover
Test VoIP bandwidth requirements, latency, jitter, Wi-Fi, VPN and failover before a cloud PBX cutover with this practical readiness runbook.
Transfer a Landline Number to VoIP Without Lost Calls
Protect business calls during a landline-to-VoIP number port with an inventory, endpoint pilot, fallback routes and a practical cutover test plan.
Softphone for Business: Pilot and Roll Out Without Support Chaos
Plan a controlled business softphone pilot that proves SIP, provisioning, mobile push, caller identity, support and offboarding before a wider rollout.
Bria Alternative for MSPs: Test Provisioning and Push
Compare Bria alternatives for managed SIP deployments. Test provisioning, mobile push, security, branding and support before moving customers.
Desktop Click-to-Call for SIP Softphones
Plan desktop click-to-call for SIP softphones across CRM, helpdesk and browser workflows with provisioning, caller ID and rollout checks.
Mobile Softphone Push Notifications: Stop Missing SIP Calls on iPhone and Android
Learn how mobile softphone push notifications stop missed SIP calls on iPhone and Android, with buyer tests for PBX, battery, NAT and provisioning.
Best Hosted PBX Features for Remote Small-Business Teams
Compare hosted PBX features for remote teams: routing control, SIP softphones, failover, reporting, secure provisioning and rollout tests.
Cloud PBX Mobile Softphones: Field Tests Before You Sign
Test cloud PBX mobile softphones before signing: provisioning, push notifications, caller ID, Bluetooth audio, mobile data, security and support.
Cloud PBX Security Checklist for Remote SIP and Softphone Users
Secure cloud PBX deployments with SIP credential control, TLS/SRTP, softphone provisioning, admin permissions and offboarding checks.
Hosted PBX Call Queues and IVR: Reduce Waits and Missed Calls
Evaluate hosted PBX call queues and IVR by customer experience, overflow routing, remote agents, reporting and queue-change control.
Hosted PBX Failover Planning: Keep Calls Moving When Links Fail
Build a hosted PBX failover plan for broadband outages, office closures, mobile softphones, queue overflow and emergency routing.
Hosted PBX for MSPs and Resellers: Package Voice Profitably
Package hosted PBX services for MSP and telecom reseller customers with repeatable onboarding, branded softphones, support boundaries and margin control.
Hosted PBX Pricing: What’s Included and What Costs Extra
Understand hosted PBX pricing beyond seat fees: setup, devices, softphones, call recording, reporting, routing changes and support costs.
Hosted PBX vs Cloud PBX: Choose by Control, Cost and Apps
Compare hosted PBX and cloud PBX options by terminology, routing control, endpoint experience, admin ownership, cost and migration fit.
Migrate From On-Premise PBX to Hosted PBX Without Disruption
Plan an on-premise PBX to hosted PBX migration with call-flow audit, pilot users, number porting, softphone testing, rollback and offboarding controls.
Virtual Phone System vs Hosted PBX: Choose Before You Outgrow It
Compare virtual phone systems and hosted PBX platforms by routing depth, softphone support, reporting, control and growth risk.
FusionPBX Mobile Softphones for Hosted VoIP Providers
Learn how hosted VoIP providers can deploy FusionPBX mobile softphones with QR-code provisioning, secure SIP settings, branding and lower support overhead.
FreePBX Softphone App Setup for Mobile Teams
Learn how to deploy a FreePBX softphone app with SIP settings, QR-code provisioning, push notifications, security and mobile user onboarding.
Asterisk Softphone App for iPhone and Android
Deploy an Asterisk softphone app for iPhone and Android with push notifications, secure SIP provisioning, TLS/SRTP, NAT checks, and SessionTalk options.
SIP TLS and SRTP for Mobile Softphones
Learn how SIP over TLS and SRTP secure mobile softphone calls without breaking push notifications, PBX compatibility or user onboarding.
Avaya Softphone Replacement: Mobile SIP Calling for IP Office Without Rip-and-Replace
Need an Avaya softphone replacement? Learn how to add iOS and Android SIP calling to IP Office without a full PBX rip-and-replace.
Yeastar PBX Softphone Setup for Mobile Teams
Learn how to set up Yeastar PBX softphone calling for iOS and Android, including SIP, push, NAT, security, provisioning and SessionTalk options.
Secure Softphone Provisioning for MSPs: Zero-Touch Onboarding Without Exposing SIP Credentials
Learn secure softphone provisioning for MSPs: zero-touch onboarding, SIP credential protection, TLS/SRTP, revocation, and reseller workflows.
Android Softphone for Business: 2026 Setup Guide
Choose and configure an Android softphone for business VoIP. Learn SIP setup, push calls, TLS/SRTP security, provisioning, and buying tips.
Teams Direct Routing vs SIP Softphone for Mobile Calling
Compare Microsoft Teams Direct Routing with SIP softphones for SMB mobile calling, PBX integration, MSP resellers and SessionCloud deployment.
How to Set Up a Softphone with FreePBX | Step-by-Step Guide (2026)
Set up a softphone with FreePBX step by step, covering extensions, SIP credentials, NAT, codecs, registration and inbound and outbound call testing.
What Is a Softphone? Business SIP Softphone Guide (2026)
Learn what a softphone is, how SIP softphone apps work for business VoIP, and when to use desktop, iOS, Android or cloud-provisioned softphones.
FusionPBX Push Notifications for Mobile Softphones
Configure FusionPBX push notifications for iOS and Android softphones, including app setup, wake-up behaviour, delivery checks and troubleshooting.
FusionPBX Softphone Provisioning: From Device Record to First Call in Under 5 Minutes
Provision softphones on FusionPBX from device records to first call, including credentials, QR-code setup, push notifications and troubleshooting.
Why Asterisk and FreeSWITCH Can't Deliver Calls to Sleeping Phones — And the Three Ways to Fix It
Learn why incoming calls fail when mobile softphones sleep and compare three practical push-notification approaches for Asterisk and FreeSWITCH.
White Label CCaaS: The Service Provider's Playbook to Launch, Profit, and Scale a Contact Center Business
Launch a profitable white label CCaaS business. 3-phase playbook with financial models, compliance checklists, and vertical targeting for ITSPs and MSPs.
Softphone SIP Registration Failed? How to Fix 403, 404, 408, and Timeout Errors
Fix softphone SIP registration failures fast. Learn what 403, 404, 408, and timeout errors mean, what causes them, and the exact checks to restore service.
Softphone One-Way Audio? How STUN, TURN, and ICE Fix NAT Issues Fast
Fix softphone one-way audio caused by NAT. Learn how STUN, TURN, and ICE work, disable SIP ALG, and follow our step-by-step troubleshooting guide.
Softphone Provisioning Guide: Zero-Touch SIP Setup for Remote Teams
Learn how softphone provisioning, QR setup and managed SIP templates help IT teams, MSPs and VoIP providers deploy secure business softphones faster.
Softphone Call Quality Problems? Here’s How to Fix Choppy, Delayed, and Dropped Business Calls
Learn how to fix common softphone call quality issues including jitter, packet loss, echo, latency, and dropped calls with this practical business guide.
Cloud PBX Migration: How to Move Your Business Phone System to Softphones
Complete guide to migrating from a legacy PBX to cloud softphones. 7-step framework, cost comparison, network requirements, and pitfalls to avoid.
Best Softphone Apps for Small Business in 2026
Compare the softphone features small businesses should assess in 2026, including call quality, security, integrations, deployment and support.
How to Fix Poor Call Quality on Your Softphone
Troubleshoot choppy audio, echo, delay and dropped softphone calls with practical checks for networks, codecs, devices, NAT and SIP configuration.
How to Secure Your VoIP Softphone from Hackers
Protect VoIP softphones with strong credentials, encrypted signalling and media, secure provisioning, network controls and regular updates.
How to Set Up a Softphone on Your Laptop or Smartphone
Set up a softphone on a laptop or smartphone using your SIP account details, then test registration, audio, incoming calls and network behaviour.
How to Use a Softphone for Remote Work and Stay Productive
Use a softphone effectively while working remotely with practical advice on call handling, audio equipment, connectivity, presence and boundaries.
How to White-Label a Softphone App for Your Brand
Understand white-label softphone planning, from branding and app-store delivery to provisioning, feature choices, testing and ongoing support.
SIP Trunking Explained: A Beginner's Guide for Business
Learn how SIP trunking connects a business phone system to the telephone network, what it requires and which costs and risks to assess.
Softphone Features Every Business Needs: Call Recording, Transfer, and More
Assess essential business softphone features including transfer, recording, presence, conferencing, push notifications and central provisioning.
Softphone vs Desk Phone: Business VoIP Comparison Guide
Compare softphones and desk phones for business VoIP, including remote work, SIP setup, mobile apps, desktop softphones, cost and provisioning.
SRTP vs RTP: Why Encrypted Voice Calls Matter for Business
Compare RTP and SRTP, understand what voice encryption protects, and learn what businesses should check across softphones, PBXs and SIP providers.
Using Softphones for Call Center and Customer Support Teams
Explore how support teams use softphones for queues, transfers, recording and CRM workflows, plus the network and headset requirements to plan.
VoIP Codecs Explained: Which Codec Gives the Best Call Quality?
Compare common VoIP codecs by audio quality, bandwidth, latency and compatibility so you can choose suitable options for each network and device.
WebRTC vs SIP Softphone: Which Technology Should You Choose?
Compare WebRTC and SIP softphones across browser access, deployment, interoperability, mobility and security to choose the right calling approach.
What Is a SIP URI and How to Configure It for Your Softphone
Learn what a SIP URI is, how its address is structured and where to enter account, domain, transport and authentication details in a softphone.
What Is a Softphone and How Does It Work?
Learn how softphones make and receive business calls over VoIP, what equipment and account details they need, and where they fit in a phone system.