There is high percentage of SCTP Retransmission in the signaling link of X2 interfaces. It could affect all signaling X2 network procedure. How to optimize signaling?

A global Network SRVCC SR has had a poor performance, impacting Mobility from LTE to 3G when VoLTE Call is active. Learn how we solve it

E2E QoS Project is a complex project because it involves the synchronized configuration of thousand of Network elements in Transport, IP, PS Core and CS Core Domains in a Multivendor Environment