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Hello , I had customer with the problem below any help is appreciated"To explain to you the what we are trying to do with the WRP400 and the problems that we are having. We are a Wireless ISP in Ireland and we deliver a broadband and VoIP service to...
HelloI have the below problem ,please see customer symptoms below“ We are running inter-working trials on our T.38 Gateway system with three phone adapters including a Linksys SPA2102. This SPA2102 has been upgraded to the latest firmware (5.2.10) bu...
Hello,I had a customer how have a problem with voice muting when he calls PSTN or receive calls from PSTN for a seconds, the device map is SPA400-----SR216------SR216(the switches are connected wireless)-------SPA9K, all the devices are with the late...
Hello Carlos,Try to upgrade the f/w to version 2.3.2 , you can download it from here http://software.cisco.com/download/release.html?mdfid=283661239&catid=278875240&softwareid=283672515&release=2.3.2&relind=AVAILABLE&rellifecycle=&reltype=latestIf ...
Hello jeliasoncisco,You are right .. Each extension in the system should be unique. So you need to use unused extension for prompt management. Regards,
The restricted access domain will improve the security (will let the phones to respond to sip messages only from the entered serverss but it will not element other attacks as HTTP or ICMP Flooding)So please try the last resort and put the phones behi...
Try to configure the address of the Asterisk server in the restricted Access Domain parameter, the maximum is five domains. the Cisco IP phones will respond to SIP messages only from the entered servers. So it will improve phone security.If it doesn...
