Hi Experts,Has anyone of you tried to deploy Webex 840 / 860 phones? We are planning to deploy and we are using CUCM as our call control. No connection to Webex services.I tried to look for the firewall port requirements however I cannot find it.Do w...

Hi Experts, I am a bit confused about the capacity. CUC 14 / 5000 users OVAFound these documents:1. If this is the correct source, where I can change or set this? I tried to check from the server, and I do not see this option.Source: https://www.cisc...

Hi Experts,Want to check the following:1. Based on below, can I go upgrade directly from below version? Or I need an intermediate version before going to 17.6.5?From IOS Version: 16.09.08to IOS Version: Bengaluru-17.6.52. Understand that starting IOS...

Hi Experts,I am trying to implement SIP SRST and did the configuration below:voice register globaldefault modeno allow-hash-in-dnsystem message *** Phone System Down ***max-dn 200max-pool 50voice register pool 1id network 192.168.0.0 mask 255.255.0.0...

Hi,If you were to ask to harden UC servers, what guidelines do you follow for system and application?Appreciate if you can share anything. Thank you.