Unified Communications Infrastructure

Hi folks,We have a cluster of Expressway C's and E's and are using them not only for MRA but also as our B2B agent for SIP.  We have on several occasions experienced toll fraud by people sending in SIP requests that are destined to international numb...

Below mentioned part numbers of BE7000M are getting End of Support on 30th Sept 2020. Want to know what will be the impact once they are End of Support and secondly what should be our line of action. VMW-VS5-HYP-USEL^Cisco UC Virt. Hypervisor Entitle...

Hi, we are in the process of upgrading a v10.5.2 CUCM and IM&P cluster to v11.5. CUCM is Pub + Sub, and IM&P is a single standalone server. Prior to the upgrade we need to renew all CUCM + IM&P certificates as they are all expired. Also they are curr...

Hi all,I have VG 224 at remote site configured as SCCP endpoints in central CUCM 10.5 VG configuration attached.ISR4000 series router is setup as SRST router at remote site. Upon initiating SRST failover, all the IP phones at remote site registers to...

I've been working with this for hours to no avail - I've tried installing ATM on 3 different machines, one is Windows 7 and two are Windows 10. I get the dreaded 'unable to upload WAV file' error.  I have confirmed that Windows Firewall is off. confi...

Hi All, We have AD server integrated with CUCM. Previously we were using Employee Name [e.g aniket.raut] for login into jabber and now we have changed it to employee ID [e.g 841796] on AD server for all users. At CUCM end we performed "Full Sync" und...

Hi All, Trying to do a COBRAS import and is failing with the message import due to SMTP login or suchlike. I'm a bit lost on why SMTP is required when we are not integrated with exchange and what do I have to do to overcome this - I have done the set...

Hey everyone, We are running Unity Connection 11.5 in a rather large environment and am looking for a way for to keep things tidy in terms of configured users.  We are LDAP integrated and when a user leaves their account changes to non-LDAP integrate...

We have existing CUCM 10.5 setup for around 4000+ users. As a business requirement we want to migrate around 350 users from CUCM to other Cisco solution Cisco Call Manager Express (CME). I want to understand how feasible is this?What components it re...