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I need to take a 642 exam to get re-certified for CCNP-Voice. What is the best study material out there? I need to pass for sure - the first time. Thanks - reelbigfish

Hello - I have x24755 that needs to be forwarded off net to an answering service. However when x24755 is called the calling party number is shown at the remote answering service instead of the x24755 DID number (9566984755). As a result the answering service cannot process the call, they are...

The phone attemppts the to load the firmware but then a authentication error shows up and the process stops. any ideas? Thanks

Hello - would someone be so kind to point us in the right dirction? We are looking for Cisco's best practices when configuring Cisco switch ports to Cisco VoIP phones to client PC. Cisco 3750 switch--->Cisco 7960 phone--->Client PC. We are interested in all considerations - QoS, Duplex...

How can we list the or sort the assigned extensions and DIDs in Asterisk? I can access thr system and I know what files we need to change. sip.conf extensions.conf and voicemail.conf We inherited a Asterisk systems but no documentation. We are at a point where we need to assign new user...

Hi - we are looking for DAS distributed antenna system vendor for the South Texas area. Would you be so kind to share a conact? Thanks

Thanks in advance

Hello and Thank You in Advance - What are the typical deafult QoS markings for an AVAYA 4621sw set. And - can someone share an exmple of a typical cisco ios config to accomdate the QoS on a cisco swtich/router. Many thanks

What are the typical deafult QoS markings for an AVAYA 4621sw set. And - can someone share an exmple of a typical cisco ios config to accomdate the QoS on a cisco swtich/router. Many thanks

We have 2 Cisco 1900 routers/h.323 gateways. The first one is the primary the second the secondary. When the inbound calls come in and the primary is failing the calls are supposed to go to the secondary. Not sure why but the failover/secodary route is listed under the primary in Call Manager...

Other than the Cisco Press book, does anyone have any material or suggestions on a self study program to ace the exam? many thanks

the FXS ports on my voice gateway cannot call out. Any ideas why? below is the debug for an outbound call attempt. eScriptRTR1# *Jul 26 18:37:40.798: //-1/xxxxxxxxxxxx/RXRULE/regxrule_get_profile_from_trunkg Voice port 0x297F2158 dsl=-1 timeslot=0 does not belong to any trunk group *Jul...

for example...what does this one mean? CKT 34.OSPA.060036

I'm trying find out how to command line into my call manager server and run some commands from a remote comptuer on the same network. This is a hacking experiment. Any ideas?

CCM 4.2 Sets = 7900 Does call manager have an option or setting to control the duration of a call. We have a joker on site who is queuing up the PA amp via CCM phone then walking away, leaving the hanset off. From the phone we dial a code <*555> that hits a route pattern that hits a router...

I found this on the web but I'm stuck - http://www.greenwireit.com/blog/2009/04/reflash-your-cisco-7940-7941-7960-or-7961-phone-to-sip/ can I use my laptop as the tftp server? How? can I use the DHCP server on my lynksys router? how? what is XMLDefault.cnf.xml? Is there a more...

External - input = Standard 120vac - output = -48vdc <negative>, 500ma. It's a three wire: -48vdc return ground The power supply for an old Telco Systems Micro-Fox fiber optic T1 extender/mutiplex burned up. These have been discontuned for some time and we are having a heck of a time finding a...

Hello all - would someone elaborate a little bit on how an Asterisk bigginer would setup a test server at home. will it work using VMware/CentOS on a xp PC? I really don't know where to begin. Any help will be greatly appreciated. Thanks

Hello - Will someone be so kind to share some administrative/programming guides and resources for Nortel systems or If you can point me in the right direction. I'm also looking for the same information on Siemens 9751 Model 30 PBX. Thanks in advance.

Hello - Nortel newbee here. Will someone be so kind to share some administrative/programming guides and resources for Nortel systems. I'm also looking for the same information on Siemens 9751 Model 30 PBX. Thanks in advance.