// FIELD NOTES

DEPLOYMENT WISDOM.

Hands-on guides from engineers who specify, install, and replace VoIP hardware every day.

IP Phone Buyer's Guide for 2026

How to pick the right desk endpoint by call volume, codec support, and PoE class — without overpaying.

Carriers are sunsetting copper. Here is the gateway, SBC, and cabling playbook to move without dropping a call.

Battery logistics, firmware control, and the underrated impact of busy lights on average handle time.