cisco

  1. Setting up backup OnPrem PBX - Can't Provision Phones

    Hi all, I'm trying to set up a backup computer with 3CX as a way to minimize downtime in case the unforeseen happens to my main PBX, I can quickly swap it out and be up and running. So I took a backup of my current system, copied it over to the new machine, restored it, and connected it in the...

  2. Cisco 7965g Parking Issue

    Good day! I am new to 3CX. I have 2 Cisco IP7965g's as well as 2 7940s. They all register no problem, make and receive calls, etc. Ive come across an issue that only applies to the 7965s. I cant park calls. On the 7940s, I have a softkey for blind transfer, & using that, they park calls no...
  3. Fr. Andrew Boyd

    Linksys SPA8000

    For the love of all that is holy, please someone help me lol. I inherited an SPA8000 and I wanted to connect it to my 3CX setup. I cannot for the life of me find anywhere online exactly how to set this up. Please someone, please point me in teh right direction as how to configure this device!
  4. ethanthekiwi

    Solved Cisco 7941 can't transfer to Yealink T52S

    We are almost finished migrating a couple hundred Cisco 7940 and 7941 phones from Cisco Call Manager to 3CX and we are encouraging everyone to upgrade their Cisco phones to Yealink phones over the next year. But we've run into a problem. Cisco phones can't transfer calls to Yealink phones. On a...
  5. Fr. Andrew Boyd

    Multiple PBX systems, one IP phone

    Greetings all: Our office is running 3CX and our residence is running Incredible PBX. I have extension 38 registered to a Cisco SPA504G phone in my residence which is connected to our office PBX running 3CX. I also have extension 101 registered to a Grandstream GXP1625 phone in my residence...

  6. CISCO SPA 303 firmware upgrade loop

    Hello, I have a problem with a Cisco SPA 303. It keeps rebooting in a firmware upgrade loop. The phone comes up, the 3cx logo, extension info etc are ok, then 4-5 second after, the phone reboot displaying: Upgrading firmware Please do not unplug power Phone will reboot automatically - I...
    • ksanch
    • Thread
    • 3cx cisco provisioning provisioning problems provisoning issues spa 303 spa303
    • Replies: 0
    • Forum: Phone System / PBX

  7. Linksys SPA 3102 not connect on trunk

    Hi, I would like to use a SPA (3.3.6(GW)) as a trunk. How can I set this up in the 3CX PS? The SPA is configured (before it has worked with Asterisk), but I can not find a description so I can add it to 3CX.

  8. Solved SPA3000 PSTN CID Problem

    Hello, I have a Linksys SPA3000 Gateway to be the SIP-PSTN trunk. I registered it to 3CX and everthing works perfect, but the Caller ID! When somebody calls SPA3000 acqires the CID info perfectly from the land line. But if the configurations are to be sending it to 3CX, everthing collapses. It...

  9. Cisco Phones Unable to Call Out Post Upgrade

    Hi, Has anyone run into an issue with the Cisco SPA303, SPA504G, and SPA525s where they show as registered to the system and can accept calls but get the "Temporarily Unavailable" error when dialing out? We recently updated one of our servers to 15.5.6354.2 to better support our new Yealink...

  10. How can configure Cisco 7800 to 3cx on cloud? My one is Cisco 7841. Please...

    Anyone got any idea about to configure Cisco 7800 series ip phone to 3cx cloud?

  11. Cisco IP Phones and MWI

    Hello, I know there was an old issue with 3CX and Cisco IP Phones phones concerning the limitation to light up MWI on the phones when an email is received. Is this limitation still there or the 3CX team solved it? If it is now resolved, how can I configure MWI to work then?
  12. Vladimir Vasic

    Can not choose STUN in provisioning method dropdown list

    I am switching from Asterisk based PBXes to 3CX and need to provision a remote Cisco SPA303. The manual says just to choose the STUN provisioning method in the dropdown box which is pretty straightforward. However, in the provisioning method dropdown box the only choice is "Local LAN" and...
  13. Tim H

    Firewall Check and a new Cisco RV340

    I recently replaced my Cisco router because of Errors I was receiving. I selected a RV 340 because I have successfully used this series of a cisco router with errors on other 3CX deployments. I have confirmed that SIP ALG is disabled on the firewall configuration screen and configured all of...

  14. Solved Option 66 on Cisco SG500-52MP

    Hi Guys Not sure if anyone has run into this issue on here but thought I'd ask. We cant seem to get the 3cx provisioning URL to apply in a Cisco Router. The switch is not managed by us but rather our clients network engineers. We are only doing the voice and internet breakout. It seems the...

  15. 3rd Party SBC Gateway

    We have signed up for SIP service with PLDT in the Philippines for our remote office. They brought in what appears to be a Cisco SBC Gateway and configured it with our server address as the signaling IP. What I'd like to know is how to configure 3CX to receive and make calls using this...

  16. Incoming calls from sip trunks

    Hi, I have configured a generic SIP trunk between Cisco Call manager Express and 3CX. The setup is composed of a SIP trunk having 4000 as main number. On both sides (CME and 3CX) I have extensions with the numbers 4XX. I am facing a problem on the 3CX side where I am unable to receive calls from...
  17. jcockle2

    Cisco 504G isn't seeing firmware past 7.5.2 - Can't upgrade to 7.6.1

    I've got 20 or so Cisco 504G phones running on 3CX v15 Pro. When I try to perform a firmware upgrade through the main console there does not appear to be a newer version, despite 7.6.1 being fully supported and readily available according to other threads I've been reading. I've tried using the...
  18. rsh

    Cisco phone with 3cx webclient

    Is there a way to use 3cx v15.5 webclient in combination with cisco phones (mostly spa504g)? Phones, PBX and webclient are in same network.
    • rsh
    • Thread
    • cisco cti webclient
    • Replies: 1
    • Forum: Windows

  19. 3cx Fax issues with a Cisco 112 ATA

    Hi everyone, I'm having issues with faxing using the t38 codec from my cisco 112 ata. basically the story is this. the ATA works 100% flawlessly on it's own, directly connected to the sip provider using the t38 codec, however, when connected to a fax extension in 3cx. The call flow is as...

  20. Cloud Installation w/ Cisco SPA Phones

    We've had for many years now an on-premises 3CX installation with Cisco SPA525G2 phones. I now want the server to be cloud hosted with a provider like Amazon or OVH. Can I do this with my Cisco phones? Do I need to install the SBC and update the proxy settings on the phones? On one hand, 3CX...
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