sip.conf

[general]
nat=no
externhost=myhost.ru        ;because I have dynamic ip, I use "dyn-dns"
directmedia = nonat
context=nahnaht
allowguest=no
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=yes                    ; Enable server for incoming TCP connections (default is no)
tcpbindaddr=0.0.0.0:5060             ; 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
alwaysauthreject = yes         ; When an incoming INVITE or REGISTER is to be rejected,
externaddr = myhost.ru:5060
externrefresh=180               ; change the refresh interval


[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

[sipnet]
secret = password
defaultuser = sip_id
trunkname = sipnet
host = sipnet.ru
type = peer
context = msk
insecure = invite
;callbackextension = s
fromuser = sip_id
fromdomain = sipnet.ru
disallow = all
allow=ulaw
;allow = alaw&ulaw&g729
;nat = route
directmedia = no
dtmfmode = rfc2833
qualify=yes


[userpattern](!)
type=friend
host=dynamic
nat=yes
canreinvite=no
;context=office
dtmfmode=inband
qualify=yes
insecure=port,invite
disallow=all
allow=ulaw

;[test1](userpattern)
;secret=123456
;context=msk
;callerid= test1 <103>