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Used this with chan_dynamic of type loc (a virtual loopback span, with
100 channels) channels 1-100 talk to 101-200<br>
<br>
networkindicator=national<br>
echocancel=yes<br>
echocancelwhenbridged=no<br>
signalling=ss7<br>
ss7type=itu<br>
context=default<br>
<br>
group=0<br>
linkset=1<br>
pointcode=1<br>
adjpointcode=2<br>
defaultdpc=2<br>
cicbeginswith=1<br>
channel=1-99<br>
sigchan=100<br>
<br>
group=1<br>
linkset=2<br>
pointcode=2<br>
adjpointcode=1<br>
defaultdpc=1<br>
cicbeginswith=1<br>
channel=101-199<br>
sigchan=200<br>
<br>
Vahan Yerkanian wrote:
<blockquote cite="mid:4B852D3D.9090905@arminco.com" type="cite">
<pre wrap="">On 2/24/10 5:30 PM, peterpet wrote:
</pre>
<blockquote type="cite">
<pre wrap="">Yes, its possible.
</pre>
</blockquote>
<pre wrap=""><!---->Could you provide an example?
Are you supposed to use same linkset for both spans? I'm getting
something like this when the linksets are the same:
MTP2 link up (SLC 0)
MTP2 link up (SLC 1)
--- SS7 Up ---
Resetting CICs 1 to 15
Resetting CICs 17 to 31
Resetting CICs 63 to 77
Resetting CICs 79 to 93
[Feb 24 17:41:55] ERROR[4988]: chan_dahdi.c:10349 dahdi_ss7_error:
Received message destined for point code 0x1 but we're 0x2. Dropping
[Feb 24 17:41:55] ERROR[4988]: chan_dahdi.c:10349 dahdi_ss7_error:
Received message destined for point code 0x1 but we're 0x2. Dropping
[Feb 24 17:41:55] ERROR[4988]: chan_dahdi.c:10349 dahdi_ss7_error:
Received message destined for point code 0x1 but we're 0x2. Dropping
[Feb 24 17:41:55] ERROR[4988]: chan_dahdi.c:10349 dahdi_ss7_error:
Received message destined for point code 0x1 but we're 0x2. Dropping
Got reset acknowledgement from CIC 1 to 15.
Got reset acknowledgement from CIC 17 to 31.
and this if they're different:
MTP2 link up (SLC 0)
MTP2 link up (SLC 0)
--- SS7 Up ---
--- SS7 Up ---
Resetting CICs 63 to 77
Resetting CICs 1 to 15
Resetting CICs 79 to 93
Resetting CICs 17 to 31
[Feb 24 17:42:31] WARNING[5024]: chan_dahdi.c:9974 ss7_linkset: GRS on
unconfigured CIC 63
[Feb 24 17:42:31] WARNING[5025]: chan_dahdi.c:9974 ss7_linkset: GRS on
unconfigured CIC 1
[Feb 24 17:42:31] WARNING[5025]: chan_dahdi.c:9974 ss7_linkset: GRS on
unconfigured CIC 17
[Feb 24 17:42:31] WARNING[5024]: chan_dahdi.c:9974 ss7_linkset: GRS on
unconfigured CIC 79
Here is my chan_dahdi.conf:
------------
[trunkgroups]
[channels]
language=en
context=ss7
switchtype=euroisdn
signalling=ss7
toneduration=100
usecallerid=yes
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
canpark=yes
cancallforward=yes
callreturn=yes
echocancel=yes
ss7type = itu
ss7_called_nai=dynamic
ss7_calling_nai=dynamic
networkindicator=national
ss7_internationalprefix = 00
ss7_nationalprefix = 0
ss7_subscriberprefix =
ss7_unknownprefix =
; span 1
group = 1
callgroup = 1
pickupgroup = 1
linkset = 1
pointcode = 1
adjpointcode = 2
defaultdpc = 2
sigchan = 16
cicbeginswith = 1
channel = 1-15
cicbeginswith = 17
channel = 17-31
; span 3
group = 2
callgroup = 2
pickupgroup = 2
linkset = 2
pointcode = 2
adjpointcode = 1
defaultdpc = 1
sigchan = 78
cicbeginswith = 63
channel = 63-77
cicbeginswith = 79
channel = 79-93
------------
dahdi-channels.conf:
------------
group = 0,11
context = from-pstn
switchtype = euroisdn
signalling = ss7
channel => 1-15,17-31
context = ss7
group = 63
;group = 0,12
;context = from-pstn
;switchtype = euroisdn
;signalling = ss7
;channel => 32-62
;context = ss7
;group = 63
group = 1,13
context = from-pstn
switchtype = euroisdn
signalling = ss7
channel => 63-77,79-93
context = ss7
group = 33
;group = 0,14
;context = from-pstn
;switchtype = euroisdn
;signalling = ss7
;channel => 94-124
;context = ss7
;group = 63
--------
/etc/dahdi/system.conf:
-------
span=1,1,0,ccs,hdb3
bchan=1-15,17-31
mtp2=16
#dchan=16
echocanceller=mg2,1-15,17-31
span=3,1,0,ccs,hdb3
bchan=63-77,79-93
mtp2=78
#dchan=78
echocanceller=mg2,63-77,79-93
loadzone = us
defaultzone = us
-----
</pre>
</blockquote>
<br>
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