Recommended Cabling for 44 and 56-Core Appliance Recommended Cabling for 112-Core Appliance
Webex Cloud Connected UC
Cloud Connected UC is a global view of our on-prem UC from Control Hub.It provides a centralized cloud-based tool for analytics and troubleshooting. Before you begin Ensure that your network firewalls and proxies allow access to the following URLs: Activate Webex Cloud Connected UC For Unified CM 12.5 SU4 or higher versions, you can onboard…
Air play and Miracast on Webex devices
Webex devices support Airplay and Miracast. Airplay To share screen Wirelessly connect your iPhone, iPad, or Mac to webex devices Network requirements To allow for wireless sharing with AirPlay, either: Port TCP or UDP Service or protocol name Service name Used by 80 TCP Hypertext Transfer Protocol (HTTP) http AirPlay 443 TCP Secure Sockets Layer…
Sync agent failed to start after uploading Tomcat certificate signed by RSASSA-PSS
My customer provided me signed certificates for the CSR i generated from the CUCM and IMP. After uploading all sudden the IMP sync agent stopped working. Both CUCM and IMP accepted the certificates and there was no error messages. The SYNC agent logs was throwing Bad certificates errors but it was not informational. The customer…
XMPP per IP limit CUCM 14
Last week working with a customer i ran in to an issue where all jabber user who connect through VPN where unable to login. Working with Cisco TAC, we found this is due to the new feature introduced on CUCM 14 which by default permit XMPP connection form 10 Device with same IP. You can…
DNA is still initializing. Please refresh the page and try again after sometime
You might have seen this message when Do analyzing the dialed Number. To get rid of this, disable the below services And start the services in the order
Convert LDAP synced users to local user using SQL Query
Convert a single LDAP Synchronized User to Local User, use below command run sql update enduser set fkdirectorypluginconfig=NULL where userid= ‘<USER-ID>’ To convert all LDAP Synchronized User to Local User in bulk use below command run sql update enduser set fkdirectorypluginconfig=NULL where userid like ‘%’
Flex EA 20% onprem Video Device Registration license
The 20 % on prem device registration licenses included on EA doesn’t come by default. You must select additional add-ons “ video device registration” and enter the 20 % qnty on “ on-premises video registration quantity for EA”. On this add-on option You can only enter qnty less than or equal to 20 % of…
How to Turn OFF ungraceful Shutdown Warning
From version 12.5 SU 4 if shutting down the server ungracefully you will see WARNING: Ungraceful shutdown detected – A rebuild of this node is highly recommended to ensure no negative impact (such as configuration or file system corruption). For rebuild instructions, see the installation guide. All ungraceful shutdowns and restarts will not cause corruption….
Purple Screen on UCS 240
Two of our customer reported their UC applications stopped responding which are running on a UCS 240 . From the server console i observed below mentioned purple screen. As the message instructed we contacted Cisco TAC and they said this is due to the Power Policy of UCS 240. By default UCS 240 ships with…
CRAZY NETWORKING 