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Questions answered by Bhushan Patil

0 votes
SIP: Why does proxy server respond with 100 trying message ? What if it does not do this ?
answer Dec 2, 2016
0 votes
SIP: When does proxy server initiate authentication/authorization for the received INVITE request ?
answer Dec 2, 2016
0 votes
How the negotiation happens between both ends to make a call ?
answer Apr 28, 2016
2 votes
What is the difference between APN and PDN in LTE/UMTS?
answer Apr 28, 2016
0 votes
Can we use sip client with stateless proxy?
answer Apr 28, 2016
0 votes
What is the Use of "Service Key" in CAMEL
answer Apr 28, 2016
1 vote
From which layer of sip stack (transport layer, transaction layer or transaction user), sip messages get generated?
answer Apr 4, 2016
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