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- September 4, 2022
Mitel – Phones will not register after an Upgrade
Scenario: Last week we changed the HQ Server for one of our customers. Since then we have not been able to register any new phones. (Existing phones are working) We’ve tried registering a new IP480 and a 6940 series phone and neither will register. Resolution: The new installation overwrote some key files that are now… Continue reading Mitel – Phones will not register after an... more
- Trifecta Telephony
- March 28, 2022
Cannot allocate more Media channel. current active: 0 and max is: 0
Audiocodes Syslog:34758635) !! ServicesMngr: Cannot allocate more Media channel. current active: 0 and max is: 0 10:40:22.005 192.168.91.11 local0.warn ( lgr_flow)( 34758636) !! (#22)RTPStreamResource::AllocateResource Allocate Resource – cannot allocate DSP. probably lack of resources 10:40:22.006 192.168.91.11... more
- Trifecta Telephony
- March 28, 2022
- Trifecta Telephony
- March 28, 2022
No Ringback on SIP calls
You may have ringback for some calls, but not others. The difference in the SIP signaling is that you may find that the carrier might be sending a 183 PROGRESS, rather than a 180 ringing. For the SBC to allow the ringback to come from the carrier, then we need to make sure the Audiocodes… Continue reading No Ringback on SIP... more
- Trifecta Telephony
- March 28, 2022
Remote packet capture failing for virtual switch
Warning: Use caution when running OS commands on a production switch. Don’t alter the following commands unless you have approval from Tier 2 or higher, and you both know what you’re doing. To resolve the issue, SSH to the virtual switch. From the Bash prompt, enter su and password Mitel then from the prompt enter the following commands —1)…... more
- Trifecta Telephony
- March 28, 2022
ShoreTel Dial Plan for Tiawan
These are two custom dial plansSite Plan:<001X.>xxx+X.G<002X.>xxxX.%9G<00X.>xX.%9G<+MX.>xm0X.G Trunk Dial... more
- Trifecta Telephony
- March 28, 2022
Polycom Server Setup
This is the configuration that was used for a VX400 VX410 series Polycom phones. Some documentation: Primary support page for Polycom VX4xx phones: https://support.polycom.com/content/support/emea/emea/en/support/voice/business-media-phones/vvx400-and-410.html DHCP Offset for Option 042... more
- Trifecta Telephony
- March 28, 2022
PureCloud – Adding an Outbound Route for specific phone number
First create your trunk if you haven’t done so already.Now go to sites and create a new Number plan so that you can track the CALLED TO number. In this example we assigned the Classification to “Restricted” as we did not want to interrupt an already existing default classification. Now Create a new Outbound Route. We named… Continue reading PureCloud –... more
- Trifecta Telephony
- March 28, 2022
Grab RTP Audio from Audiocodes Call Trace
Run wireshark on the PC to get this audio. On the Web GUI,Go to System – Logging – Logging SettingDebug Recording Dest IP : Target IP of DR (usually PC where you installed wireshark)Debug Recording Dest Port : leave it as default 925(you have defined 515)Debug Recording Status : start Go to System – Logging… Continue reading Grab RTP Audio from Audiocodes Call... more
- Trifecta Telephony
- March 28, 2022
ShoreTel AD – sync Email Address From the SMTP Email Field instead of UPN
By default ShoreTel uses the UPN (User Principal Name) field to populate the e-mail address in the ShoreTel Director when syncing AD users. If you would like to sync using the AD SMTP E-mail field instead, then make the following changes to the registry: For 32-bit Windows OS, navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Shoreline Teleworks\ Or for 64-bit server… Continue reading ShoreTel... more
- Trifecta Telephony
- March 28, 2022
PFX to CRT – OpenSSL commands
openssl pkcs12 -in domain.pfx -clcerts -nokeys -out domain.cer openssl pkcs12 -in domain.pfx -nocerts -nodes -out domain.key For Audiocodes:openssl pkcs12 -in domain.pfx -clcerts -nokeys -out domain.cerrename domain.cer to domain.pem openssl pkcs12 -in domain.pfx -nocerts -nodes -out domain.key rename domain.key to... more
- Trifecta Telephony
- March 24, 2022
ShoreTel multiple 200 OK response SIP messages
This is because the SBC is using a FQDN (in the SIP contact host field) and the switch is trying to populate an IP address. Change it to the the IP of the ShoreTel switch... more
- Trifecta Telephony
- March 24, 2022
ShoreTel / Mitel Contact Centre – 400 bad request for admin url /ccd
or This site can’t be reached This issue typically occurs when you have modified the settings of the ShoreTel Contact Centre installation to something other than the original installation. What we are going to do here is modify the nginx files to allow for http to be the primary url instead of https. Open Each… Continue reading ShoreTel / Mitel Contact Centre – 400 bad... more
- Trifecta Telephony
- March 24, 2022
ShoreTel/ Mitel Edge Gateway Certificate Location
Certificates on the Edge Gateway are pretty straight forward. What if you are locked out of the device due to the Adobe Flash no longer supported? Below is the location where they are stored in the event you need to retrieve them for any reason. You will need WinSCP or some form of ssh client… Continue reading ShoreTel/ Mitel Edge Gateway Certificate... more