On a PJSIP transport, external_media_address and external_signaling_address replace Asterisk's address in SDP and SIP signaling with the given external address when the destination lies outside local_net.
Checked 2026-09-24
- Vendor
- Sangoma
- Product
- Asterisk
- Subsystem
- res_pjsip NAT
- Deployment
- self-hosted
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Configuring res_pjsip to work through NAT — Sangoma / Asterisk Project · tier 2 current vendor documentation · external_media_address; external_signaling_address
Cite this note
APA
WarmTransfer. (2026, September 24). Setting up an Asterisk PBX with Twilio Elastic SIP Trunking: source note asterisk-twilio-pbx-setup-nat-external-addresses. WarmTransfer. https://warmtransfer.net/knowledge/claims/asterisk-twilio-pbx-setup-nat-external-addresses
BibTeX
@misc{warmtransfer-claim-asterisk-twilio-pbx-setup-nat-external-addresses,
title = {Setting up an Asterisk PBX with Twilio Elastic SIP Trunking: source note asterisk-twilio-pbx-setup-nat-external-addresses},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/asterisk-twilio-pbx-setup-nat-external-addresses},
note = {Source note asterisk-twilio-pbx-setup-nat-external-addresses, checked 2026-09-24}
}