A Secured Load Mitigation and Distribution Scheme for Securing SIP Server

Table 2

Load versus response time.

Generated load	Response time (ms)
	Response time based scheduler [25]	Proposed two-tier model
200	0.5	0.1
400	1.5	0.8
600	2	1.2
800	2.5	1.3
1000	2.8	1.41