SPC Connect Asterisk Failed!

SPC Connect Asterisk Failed!

When I click Enable button, SPC throws "Asterisk Registration Failed: Please Check the credentials".
Following is the manager.conf, is there anyone can help me fix this problem???
SPC Server IP Address: 192.168.2.100/255.255.255.0

manager.conf>>>
 ;
 ; Asterisk Call Management support
 ;
 [general]
 enabled = yes
 port = 5038 
 bindaddr = 0.0.0.0 
 
 [admin]
 secret = amp111 
 deny=0.0.0.0/0.0.0.0
 permit=192.168.2.100/255.255.255.0
 permit=127.0.0.1/255.255.255.0
 read = system,call,log,verbose,command,agent,user
 write = system,call,log,verbose,command,agent,user 














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