[asterisk-users] E1 R2 Congestion Status

Wed Dec 23 00:09:36 CST 2009

Hello,

You are dialing 00223344 with what you show: "DAHDI/g1/00223344"

That is not a real PSTN number in any country as for as I know. Do you have
the proper outbound route setup? Is your outbound route stripping digits?!

-Bruce

On Tue, Dec 22, 2009 at 9:08 AM, Khaled W Chehab <kchehab at xplorium.com>wrote:

>   I have a 'CONGESTION' Status with R2 protocol.
>
> While testing this scenario     sip GW--àAsterisk –Digium E1 R2 ProtocolàCisco
> E1 R2 protocolàsip Gw
>
> Find below my error and configuration ,where are the errors in my
> configuration ?
>
>
>
> =========================================================================
>
> Connected to Asterisk SVN-branch-1.6.2-r235775 currently running on
> rev-212-98-156-56 (pid = 3614)
>
> Verbosity is at least 3
>
>   == Using SIP RTP CoS mark 5
>
>     -- Executing [00223344 at default:1] Dial("SIP/98.34.56.216-0000000e",
> "DAHDI/g1/00223344") in new stack
>
> [Dec 22 06:02:49] WARNING[4756]: app_dial.c:1745 dial_exec_full: Unable to
> create channel of type 'DAHDI' (cause 34 - Circuit/channel congestion)
>
>   == Everyone is busy/congested at this time (1:0/1/0)
>
>     -- Auto fallthrough, channel 'SIP/98.34.56.216-0000000e' status is
> 'CONGESTION'
>
>
>
> Cisco Gateway
>
> show controller
>
> Controller E1 slot(0)/port(0)
>
>    E1 Link is UP
>
>       No Alarm detected.
>
>       Applique type is Channelized E1.
>
>       Framing is CRC4, Line Code is HDB3.
>
>       Signalling type is R2-MFC.
>
>       0 Line Code Violations, 0 Framing Bit Errors
>
>       0 Far End Block Errors, 0 CRC Errors
>
>    signalling type = r2
>
>    clock source = slave
>
>    channel group 0 = 1-31
>
>                                   1         2         3
>
>    allocated timeslots = YYYYYYYYYYYYYYYNYYYYYYYYYYYYYYY
>
>    outgoing barred channel group =
>
>    channel order = ascending
>
>    b-channel negotiation = exclusive
>
>    overlap receiving by forced = disabled
>
>    overlap sending by forced = disabled
>
>    protocol side = network
>
>    R2 get calling number = none
>
>    ISDN virtual connect = disabled
>
>    ISDN Layer 2 is DOWN
>
>    ISDN Values
>
>       ISDN Layer 2 values
>
>          k    = 7
>
>          N200 = 3
>
>          N201 = 260
>
>          T200 = 1 seconds
>
>          T203 = 10 seconds
>
>       ISDN Layer 3 values
>
>          T301 = 180 seconds
>
>          T303 = 4 seconds
>
>          T304 = 20 seconds
>
>          T305 = 30 seconds
>
>          T306 = 30 seconds
>
>          T308 = 4 seconds
>
>          T310 = 10 seconds
>
>          T313 = 10 seconds
>
>          T316 = 120 seconds
>
>          T322 = 4 seconds
>
>          T309 = 90 seconds
>
>          N303 = 1
>
>
>
> ---------------------------
>
> /etc/asterisk/chan_dahdi.conf
>
> [trunkgroups]
>
> signalling=mfcr2
>
> mfcr2_variant=mx
>
> trunkgroup => 1,16
>
> spanmap => 1,1,1
>
>
>
> [channels]
>
> signalling=mfcr2
>
> mfcr2_variant=mx
>
> context=default
>
> signalling=mfcr2
>
> mfcr2_variant=mx
>
> signalling=mfcr2
>
> mfcr2_variant=mx
>
> usecallerid=yes
>
> callwaiting=yes
>
> usecallingpres=yes
>
> callwaitingcallerid=yes
>
> threewaycalling=yes
>
> transfer=yes
>
> canpark=yes
>
> cancallforward=yes
>
> callreturn=yes
>
> echocancel=yes
>
> echocancelwhenbridged=yes
>
>
>
> group=1
>
> callgroup=1
>
> pickupgroup=1
>
> callerid = asreceived
>
> useincomingcalleridondahditransfer = yes
>
> tonezone = 0 ; 0 is US
>
> channel => 1-15,17-31
>
> signalling=mfcr2
>
> mfcr2_variant=itu
>
> mfcr2_max_ani=7
>
> mfcr2_max_dnis=8
>
> mfcr2_get_ani_first=no
>
> mfcr2_category=national_subscriber
>
> mfcr2_logdir=span1
>
> mfcr2_logging=all
>
>
>
> ;EOF
>
> cat /etc/dahdi/system.conf
>
> # Autogenerated by /usr/sbin/dahdi_genconf on Tue Dec 22 01:59:02 2009
>
> # If you edit this file and execute /usr/sbin/dahdi_genconf again,
>
> # your manual changes will be LOST.
>
> # Dahdi Configuration File
>
> #
>
> # This file is parsed by the Dahdi Configurator, dahdi_cfg
>
> #
>
> # Span 1: TE4/0/1 "T4XXP (PCI) Card 0 Span 1" (MASTER) HDB3/CCS/CRC4 RED
>
> span=1,1,0,cas,hdb3,crc4
>
> # termtype: te
>
> #bchan=1-15,17-31
>
> #dchan=16
>
> cas=1-15:1101
>
> dchan=16
>
> cas=17-31:1101
>
> echocanceller=mg2,1-15,17-31
>
>
>
> # Span 2: TE4/0/2 "T4XXP (PCI) Card 0 Span 2" HDB3/CCS/CRC4 RED
>
> span=2,2,0,ccs,hdb3,crc4
>
> # termtype: te
>
> bchan=32-46,48-62
>
> dchan=47
>
> echocanceller=mg2,32-46,48-62
>
>
>
> # Span 3: TE4/0/3 "T4XXP (PCI) Card 0 Span 3" HDB3/CCS/CRC4 RED
>
> span=3,3,0,ccs,hdb3,crc4
>
> # termtype: te
>
> bchan=63-77,79-93
>
> dchan=78
>
> echocanceller=mg2,63-77,79-93
>
>
>
> # Span 4: TE4/0/4 "T4XXP (PCI) Card 0 Span 4" HDB3/CCS/CRC4 RED
>
> span=4,4,0,ccs,hdb3,crc4
>
> # termtype: te
>
> bchan=94-108,110-124
>
> dchan=109
>
> echocanceller=mg2,94-108,110-124
>
>
>
> # Global data
>
>
>
> loadzone        = us
>
> defaultzone     = us
>
> [default]
>
> exten => _X.,1,Dial(DAHDI/g1/${EXTEN})
>
>
>
>
>
>
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