IP Telephony and Phones

So we just deployed IPT at 8 new buildings.  Each has a fire alarm panel that requires a primary and backup phone line.  We are keeping the primary as a 1FB, but we want to provide the backup via an ATA186.  At 6 of these buildings this tested out fi...

HiI installed Cisco Unified Communication Manager 7.1.3 and added all end-users to the system. I would like to Integrate using LDAP with Lotus Domino which is a LDAP server. Do you have a guide which outlines the step for this integration?Once I sync...

Curious if anyones configured T1 PRI back to back with a Adtran Atlas 800?  Im usingT1 crossover, Layer 1 is active.  Looks like Im fighting aprotocol problem.  I am set to network.L2 status is TEI Unassigned.Thanks

I'm trying to install CUCM 7.0 in a raw HP Proliant G6 with five 500GB SCSI hard disks and 32 GB RAM.After booting with the distribution DVD and after answering the question about existing RAID, the process aborts saying "No devices found".Please hel...

Hello,We have several voice gateways in our network (MGCP) that are set with "mgcp fax t38 inhibit". Without this syntax, I've always had problems with regular fax devices on a Cisco VoIP network. In the normal course of things, this is not an issu...

Hi experts...Presently we are using CCM4.x and CUnity 4.x,now we are upgrading to CUCM7.x and Unity 7.x....what i need is steps to take all the user,phone,gateway...etc configuration from existing 4.x and configuring these taken backup config file to...

CUCM 7.02:Why do my 7911 phones display "???" when I activate DND ???!!!

Hello Experts,With H.323/FXO only four specific IP Phones can make outside calls and when i try to call outside call from remaining IP Phones it gives busy tone. Please check the H.323 gateway configuration below and let me know what could be the pos...

I have a call manager v7.1 in the UK  and I have configured a VG204 to handle FAX and modem calls.  I have configured it with MGCP.  The FAX calls go through, however the modem calls connect to the other side, go through a prolonged handshake, then d...

Why do you need two eTokens for Phone Proxy?  When would you want to have more than two? 

HiWe have user who has 7960G phone with two line buttons and the other four buttons setup as speed dials. He wants to be able to see if the speed dial persons are on the phone. Can this be done