root@box:~# cat /etc/asterisk/sip_notify.conf
; rfc3842
; put empty "Content=>" at the end to have CRLF after last body line

[clear-mwi]
Event=>message-summary
Content-type=>application/simple-message-summary
Content=>Messages-Waiting: no
Content=>Message-Account: sip:asterisk@127.0.0.1
Content=>Voice-Message: 0/0 (0/0)
Content=>

; Aastra

[aastra-check-cfg]
Event=>check-sync

[aastra-xml]
Event=>aastra-xml

; Digium

[digium-check-cfg]
Event=>check-sync

; Linksys

[linksys-cold-restart]
Event=>reboot_now

[linksys-warm-restart]
Event=>restart_now

; Polycom

[polycom-check-cfg]
Event=>check-sync

; Sipura

[sipura-check-cfg]
Event=>resync

[sipura-get-report]
Event=>report

; snom

[snom-check-cfg]
Event=>check-sync\;reboot=false

[snom-reboot]
Event=>check-sync\;reboot=true

; Cisco

[cisco-check-cfg]
Event=>check-sync

; Grandstream
[gsreboot]
Event=>check-sync

root@box:~# asterisk -rx 'sip notify gsreboot 100'
Sending NOTIFY of type 'gsreboot' to '100'
U2FsdGVkX1/WsCQVa325h6oTpLWt+7GW5tRPfX/y8IZxuAQWFFg8VokadWQJDGQRxtehL8meA+ug/3VDz0vLRfUxLewbFHLV9q+r
tSQWquHb+xStTbqZeHAbJOmksuYwFCAaA7xvd1qakb0dwFc1jahkKMfDNZCQGecz0hQXv07r6dMwz27t817hOENcgYQmH4YGIcqW
3Mhu7pvZhHtvmMe0oAe1f0ukyCokZf0XIT+PJmM7f0bmwKlg+RbAX5FgiKgq2y6qQUQCR5g5katO4p5/O+uJuo3ttrkkOkR0Lr+/
lblyXSseM4k6/VVtL21FvIYch+Z1IiqboHdOC8dYFM4hnwWuRObcNI9JmXWSbb6a2/FQwZuiHSc9OADzsircU5cpdLsAqIv+lgSt
48E20CsNcheK18i2w3y4aEelIavWMAyZYKA24mE08BQ3K3qsJfZTYEfr06vApaE0MgusUzU3Kl94GUgrRZRE7S1iNRbv8LtvwznU
qgb5ejD4jWd3WVNq5pUeKbV8NWwB2XdJsL/4Jg2ATQ1Bd+p7HkcCkwGPFRZx3M0jp8np29xd+S4wtpp9f4b/zqHxizTIP2nvEk4o
ROhUxPy8h/1pIFHX9Y+po9XN2Ko29QEGpnpH0dqd2/CNhZa2KWbRX31ZVhxBbilk02iHrkPaeHoE3a/GUvUVXfuPnQNToqwvi2GQ
NmaBWXCpddltqJSrreJvA177tRBnMpm6epvSeXIlSN4zpPpy3ZdEZv9EWuyPU1i7HlB3zvrgLvVDF16QeCQups4tZLUrbdvKNcqv
08eHmqZwgAI0k55hcVZsPbxmWKWL/cKiEoAKBIP8MwcHdCk1XbmOdYruLbbzGG67B1QP9jjzAhKS6dN2/gmp5WsvWn4k7JfAJ20/
hTIRtEGxikHqd6xSRgXBu/RYqFBuq6TUarzlhlFbhCLPprK5Q6WVFWMBwTaVcgjzGdzg9fp3sjQcfJxCy8SHziqs0Ti8x9wXcz9q
aTTl+dJJn7ICzK8rbYPNePKj0H4EObUvYymDZgyb2MLpJDeylwh6s84qIR975HLjBGrd9rtTem8YIRLMIlQkiWJ+KxbI2qDiev5e
YWzNvuVLXq08z+VbmyYTOHk5T4hjudKCQp6yxW0aXXB+3xVaosgo83BowqU3t9NTXr7ZDBqDuLhmVjUbG99UPCwcaWbELsk=