[Serusers] problem error SER

hello sir i'm bimbim, student from indonesia now i'm trying to finish my final project my final project is about SER i have trouble with that when i start /etc/init.d/ser start there is an error with assigning addres below is the configuration of my ser ------------------------------------------------------------------------------------------------------------------------ cnc9@cnc9-desktop:/var/run/ser$ sudo /etc/init.d/ser start Starting ser: serListening on udp: 10.14.200.95 [10.14.200.95]:5060 udp: 2001:660:4701:1:0:0:0:1 [2001:660:4701:1:0:0:0:1]:5060 udp: sip4.sipv6.net [10.14.200.101]:5060 udp: sip6.sipv6.net [2001:660:4701:1:0:0:0:2]:5060 tcp: 10.14.200.95 [10.14.200.95]:5060 tcp: 2001:660:4701:1:0:0:0:1 [2001:660:4701:1:0:0:0:1]:5060 tcp: sip4.sipv6.net [10.14.200.101]:5060 tcp: sip6.sipv6.net [2001:660:4701:1:0:0:0:2]:5060 Aliases: tcp: localhost:5060 tcp: cnc9-desktop.local:5060 udp: localhost:5060 udp: cnc9-desktop.local:5060 stateless - initializing 0(0) . cnc9@cnc9-desktop:/var/run/ser$ Maxfwd module- initializing textops - initializing 0(0) INFO: udp_init: SO_RCVBUF is initially 109568 0(0) INFO: udp_init: SO_RCVBUF is finally 219136 0(0) INFO: udp_init: SO_RCVBUF is initially 109568 0(0) INFO: udp_init: SO_RCVBUF is finally 219136 0(0) INFO: udp_init: SO_RCVBUF is initially 109568 0(0) INFO: udp_init: SO_RCVBUF is finally 219136 * 0(0) ERROR: udp_init: bind(6, 0x80f8d7c, 16) on 10.14.200.101: Cannot assign requested address* ------------------------------------------------------------------------------------------------------------------------ i also attached my ser.cfg i hope you can help me resolve this problem thank you