IANA Data

Name: iax

Description: Inter-Asterisk eXchange

Note: Defined TXT keys:
auth plaintext | md5 | rsakeys
userid alphanumeric, additionally ‘’, ‘+’, ‘-’
secret any printable ASCII characters
domain any DNS domain name or IP address
extension alphanumeric, additionally ‘*‘, ‘#’, ‘
’, ‘+’, ‘-’
context alphanumeric, additionally ‘’, ‘+’, ‘-’
trunk yes | no | 0 | 1
welcome alphanumeric, additionally ‘*‘, ‘#’, ‘
’, ‘+’, ‘-’
voicemail alphanumeric, additionally ‘’, ‘#’, ‘_‘, ‘+’, ‘-’
reception alphanumeric, additionally ‘
’, ‘#’, ‘’, ‘+’, ‘-’
echotest alphanumeric, additionally ‘*‘, ‘#’, ‘
’, ‘+’, ‘-’
ivrtest alphanumeric, additionally ‘*‘, ‘#’, ‘_‘, ‘+’, ‘-’
All of these TXT record keys are optional, they may be omitted. Further keys may be added in the future.