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Dialogic® IMG Integrated Media Gateway

See also:
Dialogic® BorderNet™ 2020 Integrated Media Gateway

Installation
Issue where IMG does not synchronize time correctly
Issue with Cacti installation
IMG - Find the Serial Number
Add redundancy to an existing non-redundant GCEMS setup
Migrating from an existing GCEMS to two new redundant servers
How to replace the motherboard of a Dialogic® IMG 1010 Integrated Media Gateway (video)

Configuration
IMG1010 outbound ISDN calls fail due to NAI value
Configuring VNC for multiple clients on GCEMS
How to configure a DNS server
How to configure SS7 F Links on a Dialogic Integrated Media Gateway (IMG)
How to configure SS7 A Links on a Dialogic Integrated Media Gateway (IMG)
How to configure SS7 redundancy on a Dialogic Integrated Media Gateway (IMG)
Point Codes and Dialogic Signaling Products
Using Differentiated Service (DiffServ or DSCP) rather than TOS
Reducing VoIP RTP latency
How to create a dummy Calling Party Number
How to Implement China N1 CAS Signaling on IMG
Alternate odd/even hunting option in a channel group.
International SIP to SS7 NOA conversion
Tagging Software Module After Configuration changes by Raw API
Adding multiple SNMP managers
Broadcom VoIP modules and 10.5.1 software
Supported platforms for Mindspeed VoIP modules
How to respond with Echo Included in the ACM
How to use RFC2833 for DTMF
Adding + to start of E.164 dial string
How to Disable Fax Detection on IMG 1010
How to configure CACTI to send threshold alerts
How to use Route Lists
How to configure SCTP Multi-homing
Using wildcard translations
How to change VoIP (SIP and RTP) IP addresses on the IMG
How to configure Redundant Sigtran/M3UA on IMG 1010
How to Change T7 Timer in the SS7 ISDN User Part
How to Change T9 Timer in the SS7 ISDN User Part

Operation
Release Reason Translation
How to reset a telnet session
GCEMS processes fail to start
ClientView fails to start.
When using a DS3 on the IMG not all T1 spans come in service.
What does an SS7 CIC status of transient mean?
Feature differences between Broadcom and Mindspeed VoIP modules
Hunting Option not updated
E1 R2 calls fail with a timeout waiting for the Calling Party Number
How to use 'Graceful Shutdown' feature: skip the D-channel
Sigtran M3UA controlled CICs do not come In Service
How to monitor alarms without SNMP
How to correctly backup GCEMS files when upgrading IMG software versions
IMG resets unexpectedly when configured as a peer for SS7 redundancy
How to backup IMG / GCEMS

Error Messages
'DisplayIE truncated, too long' message
Error message: queue failed exstat 55 ,SERV: opening socket failure
GCL Rejects Incoming Calls With Cause Value 42 (Switching Equipment Congestion)
Maintenance Busy / T309 Expired
ERROR: SDP m line (audio) decoding failed
'SIP Err: decoding failed' in call trace
Troubleshooting Gateway Alarm - Gateway Status: Reachable but UnAvailable

Troubleshooting
SS7 MTP2/MTP3 Troubleshooting
Recording timeslot data to an audio file
ISUP PROT VIOL Output on the IMG 1010 CLI Terminal
ClientView password field will not accept input
Dumping CPU, task info and inducing a fault
SIP calls On-Hold are released by the IMG after five minutes.
Troubleshooting Unrecognized Alarm 0x3a
IMG cooling fan testing
ClientView, DataManager and Gatemanager connection failure
Previously stable circuits now have timing slips or framing errors
No SS7 signaling in call trace on remote IMG
IMG unexpectedly releases H.323 call
Fax completes at speed of 9600, but T.38 indicates speed of 14,400
How to troubleshoot VoIP Module DSP Resets
Incorrect number of channels displayed for VoIP Resource
How to verify that you have matching GCEMS and IMG software versions

Diagnostics
Sending SNMP Traps from a Dialogic IMG Integrated Media Gateway
No call tracing for IMG in ClientView
How to use MemScope to check for memory leaks
How to analyze an SS7 ISUP Trace
How to read the Alarm and Socket Logs on GCEMS
Example call trace with notes
How to view ISDN & SS7 traces using Wireshark
How to perform an H.323 PPL Audit
IMG call trace viewer

Programming
Disable the ISUP ACC function using the raw API
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