407 Proxy Authentication Required (SpeedTouch)

[Chd]

I am having problem dialing ATA device register with us.voxalot.com from device that is register with eu.voxalot.com.

I can make calls to ATA devices register with eu.voxalot.com and Voice service providers. test calls to 600 and *747*0 working fine as well

I am getting following log when I try to call us.voxalot.com

Send INVITE
Recv 407 Proxy Authentication Required
Send ACK
Send INVITE
Recv 100 Trying
Recv 100 trying -- your call is important to us
Recv 480 Temporarily Unavailable
Send ACK

I configured the device as follows


SIP_URI=XXXXXX username=XXXXXX password=Password displayname="Name Here" voiceport=COMMON abbr=""
cac config max#portsperprofile=all

Primary proxy address : eu.voxalot.com:5060
Secondary proxy address : 0.0.0.0:5060
Primary registrar address : voxalot.com:5060
Secondary registrar address : 0.0.0.0:5060
Listening port : 5060
Expire time : 1800
Expire time delta : 1
Notifier address : voxalot.com:5060
Subscribe expire time : 1800
Call Waiting reply : 182
Transport : UDP
rtpmapstaticPT : Disabled
reinvite_stop_audio : Disabled
PRACK : Disabled
Clir format : standard
DTMF */# in INFO method : 1011
Clip consider displayname : yes
SDP packet time : 20
Replace # : Enabled
Symmetric codec : Enabled
Reinvite at calling fax detect : Disabled
SIPURI port : Enabled
rport : Disabled
SDP username : SPEEDTUCH
ringtoneat183 : Disabled