Measurements and Analysis of M/M/1 and M/M/c Queuing Models of the SIP Proxy Server. - Sureshkumar V. Subramanian; Rudra Dutta (ICCCN, 2009)

A study of performance and scalability metrics of a SIP proxy server - a practical approach. - Sureshkumar V. Subramanian; Rudra Dutta (J. Comput. Syst. Sci., 2011)

Measuring SIP Proxy Server Performance. - Sureshkumar V. Subramanian; Rudra Dutta (Springer, 2013)