SIP firewall


Pika µFirewall SIP firewall review

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A new way to secure your IP-PBX Recently introduced by the well-established Canadian telecoms manufacturer Pika Technologies, the Pika µFirewall offers a novel way to make your Asterisk (or any other SIP-based PBX) more secure. The best way to describe it is as a “SIP Firewall”, but unlike conventional network firewalls, installation is very simple … Read more


OpenSIPS vs Asterisk

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OpenSIPS and Asterisk are both open source projects and both are used for Voice over IP. However, they perform quite different roles, have different capabilities and different strengths and weaknesses. This article reviews how they are so different and considers what role each product can play in the infrastructure of an Internet Telephony Service Provider … Read more