Hello,The Jump upgrade or Upgrades to 9.1(2) is for CUCM versions as specified in the respective doc...

Direct Upgrade Procedure for Cisco Unified Communications Manager Releases 6.1(2)—9.0(1) to 9.1(x)In...

Direct Upgrade Procedure for Virtualized Cisco Unified Communications Manager Release 8.0(2)–9.0(1) ...

Hi,Try this link.http://www.cisco.com/en/US/solutions/ns340/ns414/ns742/ns818/landing_video_conf.htm...

You may want to use the DSP calculatorhttp://www.cisco.com/cgi-bin/Support/DSP/dsp-calc.pl

Hi,yes, the IPIP gateway can provide H.323 proxy functionality.Since the IPIP gateway also is aware ...

Hi,Only FXS/FXO ports show up on the gatekeeper as E.164-ID. This is the E.164 format number the gat...

Hi,If you use the Cisco router as FW this link may be of help.http://cisco.com/en/US/partner/product...

Hi,Yes, very much.Since you are using VoIP in which case the signalling components may use TCP or UD...

Hi,Try this additional link toohttp://www.cisco.com/univercd/cc/td/doc/product/software/ios123/123cg...

Hi,http://cisco.com/en/US/products/sw/voicesw/ps5640/index.htmlTry this product, you may need the la...

Hi,http://tools.cisco.com/Support/SNMP/do/BrowseMIB.do?local=en&mibName=CISCO-GATEKEEPER-MIBThis lin...

With your approach you may have the MCM as H.323 Proxy and NAT (on the Firewall) both the MCM Proxy ...

Hi Charles,You may want to refer AAR docs at the links belowhttp://www.cisco.com/en/US/products/sw/v...

You may want to reference the link below for information on IOS H.323 Vulnerability fixes.http://cis...