Zettagrid incident
Voice - Carrier Interconnect & Audio Transport Issues
Resolved after 5 hours, on March 29, 2026.
Our networking team has now resolved the issue — we apologise for any inconvenience caused. Customers with 02, 03, or 07 numbers who were connecting to our WA-based infrastructure were most affected. If you are not located in Western Australia, and have a SIP Trunk product with us (_not Cloud PBX_), we recommend updating your SIP registration to point to our east-coast infrastructure to improve resilience. For updated setup guides and server details, please visit our support knowledge base at: [PBX Setup Guides](https://www.simtex.com.au/support/kb/pbx-setup-guides) If you need further assistance or are still experiencing issues, please contact support.
Update timeline
- resolved Mar 30, 2026, 04:48 AM UTC
Our networking team has now resolved the issue — we apologise for any inconvenience caused. Customers with 02, 03, or 07 numbers who were connecting to our WA-based infrastructure were most affected. If you are not located in Western Australia, and have a SIP Trunk product with us (_not Cloud PBX_), we recommend updating your SIP registration to point to our east-coast infrastructure to improve resilience. For updated setup guides and server details, please visit our support knowledge base at: [PBX Setup Guides](https://www.simtex.com.au/support/kb/pbx-setup-guides) If you need further assistance or are still experiencing issues, please contact support.
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