Configuration data:
SIP username : 80********* [11 characters]
SIP password : ******** [8 characters]
Display Name/Name: (your PLFON internet number) 80********* [11 characters]
SIP server: app1.plfon.pl
Outbound proxy: app1.plfon.pl
Register Expires: 3600
Registrar: app1.plfon.pl
STUN Server: stun.peoplefone.com
Use Auth ID: no
NAT Keep Alive Enable: yes
NAT Mapping Enable: yes
Preferred Vocoder: (audio codecs): PCMU, PCMA, G729
