Hi,
I get a 403 error with certain lines on certain Grandstream phones. I don't understand why. The settings are all the same across the lines and using all of their own ports for SIP and RDP.
Any ideas anyone?
Thanks
Craig
#3
ahhh 
Regards,
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Voipfone Customer Services
iNet Telecoms Ltd (Voipfone)
Sovereign House
227 Marsh Wall
London
E14 9SD
United Kingdom
Registered number: 05168033
Vat Registration Number 858850966
Telephone: 020 7043 5555
Fax: 020 7043 5556
Web: http://www.voipfone.co.uk
Blog: http://www.voipfoneblog.co.uk
Forum: http://www.voipfoneuserforum.co.uk
Twitter: http://www.twitter.com/voipfone