Good day,we use CUCM 9.x and already bought part of licenses Basic (9.x) and Enhanced (9.x) (see attached).  how could we change (10.x) to (9.x)? need to send email to licesing@cisco.com?  

Good day,Is it possible to connect X2-10GB-LR to 10GBASE-SR with 4-5 metre patch cord? Cisco X2-10GB-LRThe Cisco 10GBASE-LR Module supports a link length of 10 kilometers on standard single-mode fiber (SMF, G.652).Сisco X2Wavelength (nm)Cable TypeCor...

Good day!We have CSACSE-1113-k9 Cisco ACS 4.2 1113 appliance. And we need to reimage (restore the appliance to its original state). Could enyone help me with proper link to software.cisco.com image of recovery DVD?I'm trying to find it, but i cant se...

Cant order WS-X4712-SFP-E for WS-C4506-E and WS-X45-SUP8-E (see below) in Incompatible SKUs, but after i press 'DONE' i see:WS-X4712-SFP-E is not only priced the same as WS-X4612-SFP-E, but also offers better Software Services and product lifecycle.(...