sip.conf

[general]
context=default               ; Default context for incoming calls. Defaults to 'default'
allowoverlap=no                 ; Disable overlap dialing support. (Default is yes)
udpbindaddr=0.0.0.0:5060             ; IP address to bind UDP listen socket to (0.0.0.0 binds to all)
tcpenable=no                    ; Enable server for incoming TCP connections (default is no)
tcpbindaddr=0.0.0.0             ; IP address for TCP server to bind to (0.0.0.0 binds to all interfaces)
transport=udp                   ; Set the default transports.  The order determines the primary default transport.
srvlookup=yes                   ; Enable DNS SRV lookups on outbound calls

qualify=yes
externaddr=xxx.xxx.xxx.xxx
localnet=192.168.0.0/255.255.255.0
nat=force_rport,comedia

jbenable=yes
jbimpl=adaptive

language=de




[authentication]

[basic-options](!)                ; a template
        dtmfmode=rfc2833
        context=from-office
        type=friend

[natted-phone](!,basic-options)   ; another template inheriting basic-options
        directmedia=no
        host=dynamic

[public-phone](!,basic-options)   ; another template inheriting basic-options
        directmedia=yes

[my-codecs](!)                    ; a template for my preferred codecs
        disallow=all
        allow=ilbc
        allow=g729
        allow=gsm
        allow=g723
        allow=ulaw

[ulaw-phone](!)                   ; and another one for ulaw-only
        disallow=all
        allow=ulaw


[tom]
	type=friend
	context=sweethome
	allow=ulaw,alaw

	secret=tompw
	host=dynamic
    nat=force_rport,comedia
    directmedia=no

;DoorPi Zugang Bachseite
[gatekeeper01]
	type=friend
	context=sweethome
	allow=ulaw,alaw
	secret=tomsecret
	host=dynamic
    nat=force_rport,comedia
    directmedia=no