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tayler6000 / pyVoIP

Pure python VoIP/SIP/RTP library. Currently supports PCMA, PCMU, and telephone-event
https://pypi.org/project/pyVoIP/
GNU General Public License v3.0
230 stars 107 forks source link

480 Temporarily Unavailable #164

Open ssrshz opened 1 year ago

ssrshz commented 1 year ago

When using pyvoip to make a call to the recipient's number, if the call is hung up or unanswered, I immediately initiate a second call,however, I receive a 480 Temporarily Unavailable error. After waiting for a while, call once again,the call resumes normally.

my sip server: UCMP2000

ssrshz commented 1 year ago

But when i test Telephone, everything is ok.