Secure VoIP
From Taridium
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Contents |
Setting up ipbx
Configuring SIP/TLS
Creating a Key File and CA
$ openssl genrsa -des3 -out ca.key 4096
$ openssl req -new -x509 -days 365 -key ca.key -out ca.crt
Country Name (2 letter code) [GB]:US State or Province Name (full name) [Berkshire]:New York Locality Name (eg, city) [Newbury]:New York Organization Name (eg, company) [My Company Ltd]:Taridium Organizational Unit Name (eg, section) []:engineering Common Name (eg, your name or your server's hostname) []:ipbx.taridium.net Email Address []:info@taridium.com
$ openssl genrsa -out key.pem 1024 $ openssl req -new -key key.pem -out req-ipbx_taridium.csr
Creating a Self-Signed Certificate
To create the self-signed certificate, do the following:
$ openssl x509 -req -days 365 -in request.pem -signkey key.pem -out certificate.pem $ openssl x509 -req -days 365 -in req-ipbx_taridium.csr -CA ca.crt -CAkey ca.key -set_serial 01 -out cert-ipbx.cert
Installing the Certificate
$ cat key.pem > asterisk.pem $ cat cert-ipbx.cert >> asterisk.pem
$ mv asterisk.pem /etc/asterisk/ $ chown asterisk:asterisk /etc/asterisk/asterisk.pem
