Mike's PBX Cookbook

CUCM to CS1K over E1

Using the PRI QSIG E1 protocol on the CUCM/MGCP gateway, and ISGF (QSIG) on the CS1K.

CS1000 PRI programming:

NTDW79 - Universal Digital Trunk (or NTBK50 - 2 Mb PRI)

Build PRI in the following order (*shown):

  1. Add Common Equipment (LD 17)
  2. Build D-Channel (LD 17)*
  3. Build Route (LD 16)*
  4. Build Trunks (LD 14)*
  5. Add Coordinated Dialing Plan (LD 86/87)
  6. Configure Dial Plan for Tandem Calls (LD 90)
Route Data (LD 16)

ROUT 164 
DES  CUCM
TKTP TIE
M911P NO 
ESN  NO  
RPA  NO  
CNVT NO  
SAT  NO  
RCLS EXT 
VTRK NO  
NODE 
DTRK YES
BRIP NO  
DGTP PRI2        type
ISDN YES
    MODE PRA
    IFC  ISGF    QSIG
    SBN  NO
    PNI  00001 
    NCNA NO  
    NCRD NO  
    CTYP UKWN
    INAC NO  
    ISAR NO  
    CPFXS YES 
    DAPC NO  
    INTC NO  
BXR NO  
DSEL VOD
PTYP DTT 
AUTO NO  
DNIS NO  
DCDR NO  
ICOG IAO
SRCH LIN 
TRMB YES 
STEP 
ACOD 690164
TCPP NO  
TARG 01 
CLEN 1 
BILN NO
OABS 
INST 
IDC  NO  
DCNO 0 *
NDNO 0 
DEXT NO  
ANTK 
SIGO STD 
MFC  NO
ICIS YES
OGIS YES
PTUT 0 
RDB (continued)

TIMR ICF  512 
     OGF  512 
     EOD  13952 
     NRD  10112 
     DDL  70 
     ODT  4096 
     RGV  640 
     GTO  896 
     GTI  896 
     SFB  3 
     NBS  2048 
     NBL  4096 
     IENB  5 
     TFD  0 
     VSS  0 
     VGD  6 
DTD  NO  
SCDT NO  
2 DT NO  
DRNG NO  
CDR  NO  
NATL YES 
SSL  
CFWR NO  
IDOP NO  
VRAT NO  
MUS  NO  
PANS YES 
FRL  0 0 
FRL  1 0 
FRL  2 0 
FRL  3 0 
FRL  4 0 
FRL  5 0 
FRL  6 0 
FRL  7 0 
OHQ  NO  
OHQT 00 
CBQ  NO  
AUTH NO  
TDET NO  
TTBL 0 
ATAN NO  
PLEV 2 
OPR  NO  
ALRM NO  
ART  0 
PECL NO  
DCTI 0 
TIDY 690164 164
SGRP 0 
CCBA NO  
ARDN NO  
AACR NO
DCH Settings (LD 17)

ADAN     DCH 164 
  CTYP MSDL 
  MG_CARD  004  1  03 
  PORT 1 
  DES  CUCM
  USR  PRI
  DCHL 164      Associated Loop #
  OTBF 32 
  PARM RS422  DTE 
  DRAT 64KC
  CLOK EXT 
  IFC  ISGF     For QSIG, must match route
    PINX_CUST 0 
    ISDN_MCNT 300 
  CLID OPT0
  CO_TYPE  STD
  SIDE NET      CUCM is USR side
  CNEG 1 
  RLS  ID  26 
  QCHID YES 
  RCAP COLP 
  MBGA NO
  OVLR YES      Overlap Receiving
  DIDD 0 
  OVLS YES      Overlap Sending
  OVLT 0 
  T310 120 
  T200 3 
  T203 10 
  N200 3 
  N201 260 
  K    7 
Trunk Members (LD 14)

DES  CUCM
TN   164 01  VIRTUAL
TYPE TIE 
CDEN SD
CUST 0 
TRK  PRI2
PDCA 1 
PCML A          ALAW for E1 PRI
NCOS 7 
RTMB 164 1      build with NEW 30
B-CHANNEL SIGNALING 
TGAR 0 
AST  NO  
IAPG 0 
CLS  UNR DTN CND ECD WTA LPR APN THFD XREP BARD SPCD 
     P10 VNL 
TKID 
AACR NO

CUCM PRI programming:

voice-card 0/1
 dsp services dspfarm
 no watchdog
!
controller E1 0/1/0
 pri-group timeslots 1-31 service mgcp
 description Annex PBX
!
interface Serial0/1/0:15
 Description Connection to CS1K  
 no ip address
 encapsulation hdlc
 no cdp enable
 isdn switch-type primary-qsig
 isdn overlap-receiving
 isdn incoming-voice voice
 isdn bind-l3 ccm-manager
 isdn send-alerting
 isdn sending-complete
!
mgcp
mgcp call-agent cucm4.pbxbook.com 2427 service-type mgcp version 0.1
mgcp rtp unreachable timeout 1000 action notify
mgcp modem passthrough voip mode nse
mgcp package-capability rtp-package
mgcp package-capability sst-package
mgcp package-capability pre-package
no mgcp package-capability res-package
no mgcp timer receive-rtcp
mgcp sdp simple
mgcp fax t38 inhibit
mgcp fax t38 nsf 000000
mgcp bind control source-interface GigabitEthernet0/0/0
mgcp bind media source-interface GigabitEthernet0/0/0
mgcp behavior rsip-range tgcp-only
mgcp behavior comedia-role none
mgcp behavior comedia-check-media-src disable
mgcp behavior comedia-sdp-force disable
!
mgcp profile default
!

CUCM E1 Troubleshooting:

vg1#show isdn status
Global ISDN Switchtype = primary-qsig

%Q.931 is backhauled to CCM MANAGER 0x0003 on DSL 0. Layer 3 output may not apply

ISDN Serial0/1/0:15 interface
	dsl 0, interface ISDN Switchtype = primary-qsig
	 **** Slave side configuration ****
	L2 Protocol = Q.921 0x0000  L3 Protocol(s) = CCM MANAGER 0x0003 
    Layer 1 Status:
	ACTIVE
    Layer 2 Status:
	TEI = 0, Ces = 1, SAPI = 0, State = MULTIPLE_FRAME_ESTABLISHED
    Layer 3 Status:
	0 Active Layer 3 Call(s)
    Active dsl 0 CCBs = 0
    The Free Channel Mask:  0xFFFF7FFF
    Number of L2 Discards = 0, L2 Session ID = 84
    Total Allocated ISDN CCBs = 0