W52P won't make outgoing calls

[Flora_Yealink]

Hello ,
Would you please whether the account has registered successfully ? if the account register fail, it will prompt " busy here" when make calls.
and please check check whether your BASE and handset are using the latest versin , if not, please check if you can upgrade them to the latest version .You can dowload the version from below link,
http://www.yealink.com/SupportDownloadfi...8&flag=142
If after the account registered successfully but it still can't make outgoing calls, please send us config.bin file , pcap trace ,level 6 syslog for debug, please send them to support@yealink.com
Best Regards！