Initial Configuration
I set the network configuration in the initial configuration page, but I still cannot see the SBC on the network.
- Check the Ethernet port's speed and duplexity and match that to the Ethernet port configuration in the SBC.
After Initial Configuration, I am importing an old backup from a different the SBC, but my T1/E1 ports do not match the configuration.
- Try inserting the card into the other slot. Also, you will have to reset the configuration to factory defaults in order to remove the auto populated ports and restore the old configuration again.
ISDN related issues
ISDN port stuck in Yellow alarm state
MOC conference participants get static when PSTN caller joins the conference
SIP related issues
Tenor signaling group in the SBC will be up and then will go down for no apparent reason
Faxing
Where can I find a guide to configure a fax solution for Lync?
Using a Tenor as an Analog Device in a Lync the SBC SBA Deployment
When do I use G.711 VS T.38?
It is recommended to use G.711 when implementing a fax solution where the
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(SBC) and the fax server are on the same LAN. T.38 should be used when there are many hops.The faxes have quality issues.
Check clock source setting.
Faxes from PSTN via the SBC to FACSys fax server do not complete
Audio Quality
Call Completion issues
Call rejected from PSTN with ISUP cause code 16, the SBC sends 500 Internal Server Error to Lync
Forked PSTN call to Lync and PBX gets disconnected by the SBC upon receiving STATUS message from PSTN
Call Presentation
Calling Name for PSTN to Lync calls is not displayed correctly
Calling Name is not present on outbound calls over ISDN port with NI2 or Euro-ISDN switch variants
Certificate Related
Common Troubleshooting Issues with Certificates in SBC Edge
Lync Deployment
Config Replication step in the Setup SBA task fails with "A network-related or instance-specific error occurred while establishing a connection to SQL Server"
The Config Replication Step of Setup SBA Task Fails with Failed to run configuration replication script
Lync Operational
Calls to PSTN numbers fail. Lync declares the gateway unavailable with Event ID 46046
Lync clients at Branch Site cannot establish MTLS connection with the Central Pool
Lync Server 2010 Archiving Agent fails to create local queue on the SBA
Monitor application does not load. Monitor displays - Failed to connect to the Server. Please try again.
When querying Active Directory cache, attributes are missing in the search result
Workaround for no ring back in PSTN to Lync calls
Overview
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