# Telephony - [How can I use sipgate in combination with starlink?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-use-sipgate-in-combination-with-starlink.md): How to use sipgate VoIP telephony with Starlink internet, including tips for stable connections and bypass mode. - [How do I select or suppress my caller ID?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-select-or-suppress-my-caller-id.md): How to select, change, or suppress your outgoing caller ID in your sipgate account settings. - [How do I set up a central phone number?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-set-up-a-central-phone-number.md): How to set up a central phone number with groups, time profiles, and public holiday forwarding in sipgate. - [How does HD telephony work?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-does-hd-telephony-work.md): How HD telephony works with sipgate, including requirements and codec support for high-definition voice quality. - [How do I set up Time-Based Routing?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-set-up-time-based-routing.md): How to configure time-based routing in sipgate to adjust call availability to office hours and breaks. - [How to set up Plug & Play (Auto-Provisioning)](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-to-set-up-plug-play-auto-provisioning.md): How to set up Plug and Play auto-provisioning for Snom D-phones using MAC addresses in sipgate. - [How do I set up automatic area codes?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-set-up-automatic-area-codes.md): How to configure automatic area codes for local landline calls in your sipgate cloud phone system. - [What do telephony & error codes mean?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/what-do-telephony-error-codes-mean.md): Overview of common SIP telephony and error codes and their meanings in sipgate VoIP systems. - [How can I make calls with sipgate?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-make-calls-with-sipgate.md): Overview of ways to make calls with sipgate including Webphone, the sipgate app, and softphones. - [How can I create and edit Telephony and Routing for a User?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-create-and-edit-telephony-and-routing-for-a-user.md): How to assign phone numbers, create VoIP devices, and configure call routing for users in sipgate. - [How do I use Do Not Disturb (DND) to mute my phones?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-use-do-not-disturb-dnd-to-mute-my-phones.md): How to enable Do Not Disturb (DND) to mute phones and manage call forwarding in sipgate. - [How can I send and receive SMS via sipgate?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-send-and-receive-sms-via-sipgate.md): How to send, schedule, and receive SMS messages via sipgate, including charging rates and delayed messaging. - [What is the sipgate Webphone?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/what-is-the-sipgate-webphone.md): How to use the sipgate Webphone for browser-based VoIP calls, including features, transfers, and settings. - [What is sipgate Call Recorder?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/what-is-sipgate-call-recorder.md): How to activate, use, and manage sipgate Call Recorder for automatic outgoing call recording. - [How do I set up a VoIP device or softphone?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-set-up-a-voip-device-or-softphone.md): How to set up a VoIP device or softphone with sipgate using SIP credentials and configuration guides. - [How can I set up Presence/BLF (Busy Lamp Fields)?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-set-up-presenceblf-busy-lamp-fields.md): How to set up Busy Lamp Fields (BLF) to monitor colleague call status on your VoIP phone in sipgate. - [sipgate Softphone for Windows](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/sipgate-softphone-for-windows.md): How to install, log in, and use the sipgate Softphone for Windows, including call transfer and recording. - [sipgate Softphone for Linux](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/sipgate-softphone-for-linux.md): How to install, log in, and use the sipgate Softphone on Linux, including features and troubleshooting. - [How can I configure Call Forwarding Rules for Users?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-configure-call-forwarding-rules-for-users.md): How to configure call forwarding rules for users in sipgate, including conditional and time-based forwarding. - [sipgate Softphone for macOS](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/sipgate-softphone-for-macos.md): How to install, log in, and use the sipgate Softphone on macOS, including call transfer and recording. - [Enable Call Rate Announcement](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/enable-call-rate-announcement.md): How to enable call rate announcements in sipgate to hear applicable rates before outgoing calls. - [How do I start Call Conferencing with sipgate?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-start-call-conferencing-with-sipgate.md): How to set up and use call conferencing with sipgate, including booking rooms and three-way calls. - [How do I start a call from my Online Account (Click2Dial)?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-start-a-call-from-my-online-account-click2dial.md): How to use Click2Dial to start calls directly from your sipgate online account portal. - [How can I use IVR (Interactive Voice Response) with sipgate?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-use-ivr-interactive-voice-response-with-sipgate.md): How to set up and use IVR (Interactive Voice Response) with sipgate to route inbound callers automatically. - [What is the Presence Display (Busy Indicator)?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/what-is-the-presence-display-busy-indicator.md): How to use the Presence Display in sipgate to see which users are available or on a call. - [How do I activate the Call Queue?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-activate-the-call-queue.md): How to activate and configure the call queue feature in sipgate for group call management. - [Which functions are available during a call?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/which-functions-are-available-during-a-call.md): Overview of in-call functions available in sipgate, including transfer, conference, recording, and pick up. - [What are codecs?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/what-are-codecs.md): Overview of audio codecs used in sipgate VoIP telephony, including supported codecs and data usage. - [How can I configure Local Device/Phone Call Forwarding?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-configure-local-devicephone-call-forwarding.md): How to configure local call forwarding on VoIP phones from Snom, Yealink, Grandstream, Polycom, and Cisco. - [Nuisance Calls and Spam-over-Internet-Telephony](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/nuisance-calls-and-spam-over-internet-telephony.md): How to deal with nuisance calls and SPIT (Spam over Internet Telephony), including blocking and TPS registration. - [How do I set up a VoIP extension?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-do-i-set-up-a-voip-extension.md): How to set up a VoIP extension in sipgate for location-based phones without user assignment. - [How can I block the destinations Users can call?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-block-the-destinations-users-can-call.md): How to configure call barring and block expensive or international destinations for users in sipgate. - [How can I block unwanted calls (Blocklisting)?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-block-unwanted-calls-blocklisting.md): How to block unwanted calls using the blocklist feature in sipgate, including anonymous call rejection and SPIT blocking. - [How can I reject calls when busy (Busy on Busy)?](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-can-i-reject-calls-when-busy-busy-on-busy.md): How to enable the Busy on Busy feature in sipgate so callers hear a busy tone when you are on a call. - [How to upload and manage customised music on hold](https://teamhelp.sipgate.co.uk/use-sipgate/telephony/how-to-upload-and-manage-customised-music-on-hold.md): How to upload and manage custom music on hold for your sipgate account as an administrator. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. 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