Sent: Thursday, May 23, 2019 12:26 PM
To: Kamailio (SER) - Users Mailing List
Subject: [SR-Users] Call Routing at IMS
Hi Everyone
When P-CSCF receives INVITE from client it sends INVITE to S-CSCF then S-CSCF
without any look up(checking the user is registered or not)sends INVITE to
I-CSCF then I
Hi Everyone
When P-CSCF receives INVITE from client it sends INVITE to S-CSCF then
S-CSCF without any look up(checking the user is registered or not)sends
INVITE to I-CSCF then I-CSCF sends LIR and receives LIA and sends INVITE to
same S-CSCF (in case of one S-CSCF exists).My Question is here why