Shoretel/Mitel phone systems and generic SIP trunking

Hello, We've had a small but growing number of customers or leads with Shoretel/Mitel phone systems that want SIP trunking, but when we begin trying to setup and test trunking, we're being told they can't configure how the SIP trunking behaves, and that for the vendor to get support, the ITSP needs to be signed up for their Center of Excellence and qualify our SIP trunking with them. One customer says they are using a "MiVoice Business vMCD or 3300 with a MBG Proxy server in server-gateway", the other a "MiVC_Connect_Build_21.90.4127.0". I'm told a couple others are using ShoreTel phone systems, but I haven't seen details for those yet. We're mostly just using Broadworks for SIP trunking, and we've provided SIP trunking for Mitel systems in the past. Does anyone have experience with continuing to make these systems work with generic SIP trunking, or experiences like I've described above? Thanks, -- Nelson Hicks Network Operations SOCKET (573) 817-0000 ext. 210 nelsonh at socket.net

Shoretel is a sleazy, horrible organization that always seeks to extract maximum cash from their vict(COUGH) customers. I've only had two customers with Shoretel systems, and in both cases we eventually got it to work after they paid Shoretel for "SIP licenses" (SRSLY?!?) and paid their techs for interop/setup. However at that time (last one was a few years ago), they didn't insist we needed to get any certifications or anything. We just explained that we were running fully generic SIP on our end and all we needed was an RFC compliant call hitting us. My only suggestion is to get the customers to insist on this support from Shoretel. I'm guessing they get a kickback from their "approved" vendors. On Wed, Feb 13, 2019 at 3:14 PM Nelson Hicks <nelsonh at socket.net> wrote:
Hello,
We've had a small but growing number of customers or leads with Shoretel/Mitel phone systems that want SIP trunking, but when we begin trying to setup and test trunking, we're being told they can't configure how the SIP trunking behaves, and that for the vendor to get support, the ITSP needs to be signed up for their Center of Excellence and qualify our SIP trunking with them.
One customer says they are using a "MiVoice Business vMCD or 3300 with a MBG Proxy server in server-gateway", the other a "MiVC_Connect_Build_21.90.4127.0". I'm told a couple others are using ShoreTel phone systems, but I haven't seen details for those yet.
We're mostly just using Broadworks for SIP trunking, and we've provided SIP trunking for Mitel systems in the past. Does anyone have experience with continuing to make these systems work with generic SIP trunking, or experiences like I've described above?
Thanks,
-- Nelson Hicks Network Operations SOCKET (573) 817-0000 ext. 210 nelsonh at socket.net
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It?s been a few years since I managed any ShoreTel systems, but we provided SIP trucks via Metaswitch business groups and a fairly generic config. The biggest pain was as Carlos alluded to: you have to pay a license for anything over 1 or 2 concurrent SIP sessions for trunking. Once you had that it was very easy and worked well.
On Feb 13, 2019, at 4:19 PM, Carlos Alvarez <caalvarez at gmail.com> wrote:
Shoretel is a sleazy, horrible organization that always seeks to extract maximum cash from their vict(COUGH) customers. I've only had two customers with Shoretel systems, and in both cases we eventually got it to work after they paid Shoretel for "SIP licenses" (SRSLY?!?) and paid their techs for interop/setup. However at that time (last one was a few years ago), they didn't insist we needed to get any certifications or anything. We just explained that we were running fully generic SIP on our end and all we needed was an RFC compliant call hitting us. My only suggestion is to get the customers to insist on this support from Shoretel. I'm guessing they get a kickback from their "approved" vendors.
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participants (3)
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brandon@kamikos.com
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caalvarez@gmail.com
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nelsonh@socket.net