External SIP Phones not working

deltondata

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Sep 3, 2008
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#1
Hi guys I have installed a systems at my office with a full PRI and internal Cisco 7960 Phones everything works fine except the MWI lignht on the ciscos do not come on, but the mayor problem is no ecternal SIP phones work some connect but the only have one way sount I can hear the office party talking but they cannot hear any external phones, i open all the necessary ports and still not working I had a asterisk at home box working here before with no problem with this phones any help will greatly appreciated

Thanks T.C. From Miami Florida
 

telecomtechnician

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Jan 8, 2008
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#2
Hi there
Check the configuration of your router, remember to open a range or ports (4000 to 31000) in rtp.
Remember to edit the sip_nat.conf file and configure the local ip address of the server, the ip address of your internet connection. Read ben sharif´s book: elastix without tears.

Waiting for your comments

David Medina
 

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