try to compare with this below. My configuration worked : 2 E1 with
channel 16 for signalling.
*chan_dahdi.conf
*
[trunkgroups]
[channels]
language=en
context=default
switchtype=5ess
pridialplan=unknown
prilocaldialplan=unknown
signalling=ss7
usecallerid=yes
hidecallerid=no
callerid=asreceived
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
facilityenable = yes
transfer=yes
;cancallforward=yes
callreturn=yes
busydetect=yes
hanguponpolarityswitch=yes
usecallingpres=yes
ss7_called_nai=dynamic
ss7_calling_nai=dynamic
ss7_internationalprefix = 00
ss7_nationalprefix = 0
ss7_subscriberprefix =
ss7_unknownprefix =
group=1
signalling = ss7
context= ss7
ss7type = itu
linkset = 1
slc=0
pointcode=<Mine>
adjpointcode=<Telco>
defaultdpc=<Telco>
cicbeginswith = 1
networkindicator=national
channel = 1-15,17-31
sigchan = 16
channel = 33-64
linuxgurus at gmail.com wrote:
>
>
>
> Please help on this how we can resolve this issue.
>
>
>
> What this error means? Why SS7 link drop.........
>
> Huh?! Got FISU in link state 1
>
> MTP2 link up (SLC 0)
>
> --- SS7 Up ---
>
> Resetting CICs 1 to 30
>
> Received out of sequence MSU w/ fsn of 2, lastfsnacked = 0, requesting
> retransmission
>
> MSU received, though still waiting for retransmission start. Dropping.
>
> MTP2 link up (SLC 0)
>
> localhost*CLI> exit
>
>
>
>
>
> See the complete logs ..........
>
>
>
> localhost*CLI> dahdi restart
>
> Destroying channels and reloading DAHDI configuration.
>
> == Unregistered channel -2
>
> == Unregistered channel 1
>
> == Unregistered channel 2
>
> == Unregistered channel 3
>
> == Unregistered channel 4
>
> == Unregistered channel 5
>
> == Unregistered channel 6
>
> == Unregistered channel 7
>
> == Unregistered channel 8
>
> == Unregistered channel 9
>
> == Unregistered channel 10
>
> == Unregistered channel 11
>
> == Unregistered channel 12
>
> == Unregistered channel 13
>
> == Unregistered channel 14
>
> == Unregistered channel 15
>
> == Unregistered channel 17
>
> == Unregistered channel 18
>
> == Unregistered channel 19
>
> == Unregistered channel 20
>
> == Unregistered channel 21
>
> == Unregistered channel 22
>
> == Unregistered channel 23
>
> == Unregistered channel 24
>
> == Unregistered channel 25
>
> == Unregistered channel 26
>
> == Unregistered channel 27
>
> == Unregistered channel 28
>
> == Unregistered channel 29
>
> == Unregistered channel 30
>
> == Unregistered channel 31
>
> == Parsing '/etc/asterisk/chan_dahdi.conf': == Found
>
> -- Reconfigured channel 1, SS7 signalling
>
> -- Reconfigured channel 2, SS7 signalling
>
> -- Reconfigured channel 3, SS7 signalling
>
> -- Reconfigured channel 4, SS7 signalling
>
> -- Reconfigured channel 5, SS7 signalling
>
> -- Reconfigured channel 6, SS7 signalling
>
> -- Reconfigured channel 7, SS7 signalling
>
> -- Reconfigured channel 8, SS7 signalling
>
> -- Reconfigured channel 9, SS7 signalling
>
> -- Reconfigured channel 10, SS7 signalling
>
> -- Reconfigured channel 11, SS7 signalling
>
> -- Reconfigured channel 12, SS7 signalling
>
> -- Reconfigured channel 13, SS7 signalling
>
> -- Reconfigured channel 14, SS7 signalling
>
> -- Reconfigured channel 15, SS7 signalling
>
> -- Reconfigured channel 17, SS7 signalling
>
> -- Reconfigured channel 18, SS7 signalling
>
> -- Reconfigured channel 19, SS7 signalling
>
> -- Reconfigured channel 20, SS7 signalling
>
> -- Reconfigured channel 21, SS7 signalling
>
> -- Reconfigured channel 22, SS7 signalling
>
> -- Reconfigured channel 23, SS7 signalling
>
> -- Reconfigured channel 24, SS7 signalling
>
> -- Reconfigured channel 25, SS7 signalling
>
> -- Reconfigured channel 26, SS7 signalling
>
> -- Reconfigured channel 27, SS7 signalling
>
> -- Reconfigured channel 28, SS7 signalling
>
> -- Reconfigured channel 29, SS7 signalling
>
> -- Reconfigured channel 30, SS7 signalling
>
> -- Reconfigured channel 31, SS7 signalling
>
> -- Automatically generated pseudo channel
>
> == Starting SS7 linkset on span 1
>
> Huh?! Got FISU in link state 1
>
> MTP2 link up (SLC 0)
>
> --- SS7 Up ---
>
> Resetting CICs 1 to 30
>
> Received out of sequence MSU w/ fsn of 2, lastfsnacked = 0, requesting
> retransmission
>
> MSU received, though still waiting for retransmission start. Dropping.
>
> MTP2 link up (SLC 0)
>
> localhost*CLI> exit
>
>
>
> =======================================
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>
>
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>
>
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