mitel how to
DESCRIPTION
Setting up a Mitel 5312 or 5212 Mitel Phone for sip for Asterisk over the interneTRANSCRIPT
Setting up a Mitel 5312 or 5212 Mitel Phone for sip for Asterisk over the internet
Make sure that port fwd is on for SIP ,UDP port 5060 and TFTP port 69 UDP