That makes sense... Now, what about when a GK denies the call to insufficient bandwidth?
The only thing I can think of is to put an H.323 gateway second the route-list for the GK-controlled trunk (from CCM) and turn off the stop hunting on unallocated/busy/etc... Jonathan On Wed, Apr 16, 2008 at 3:12 PM, Vik Malhi <[EMAIL PROTECTED]> wrote: > AAR cannot be "down" and AAR can't deny a call. Your entire CallManager > cluster is either unavailable (SRST is the solution) or it is available (AAR > being the solution when the WAN is saturated). If CallManager is active and > alive then AAR cannot fail unless off course it is misconfigured or you are > out of B-channels on your PSTN connection. > > Assuming the CallManager is operational and the remote sites phones and > gateway are still registered then AAR is the solution for when Locations CAC > blocks the call. So on the remote phon you hit the "Messages" button and > CallManager determines there is no Locations bandwidth available. The > External Number Mask and AAR Group needs to be configured on the Hunt Pilot > for Voicemail. The AAR CSS and AAR Group needs to be configured on the > calling (remote) phone. Also in the case of a Call Forward from the remote > phone, the remote gateway needs an AAR CSS and AAR Group (+Redirecting # > outbound). > > Assuming the CallManager is not available (WAN outage) then SRST is your > only option. Nothing on CallManager works including AAR. > > > > Vik Malhi - CCIE #13890 > Senior Technical Instructor - IPexpert, Inc. > > Telephone: +1.810.326.1444 > Fax: +1.810.454.0130 > Mailto: [EMAIL PROTECTED] > > Join our free online support and peer group communities: > http://www.IPexpert.com/communities > > IPexpert - The Global Leader in Self-Study, Classroom-Based, Video-On-Demand > and Audio Certification Training Tools for the Cisco CCIE R&S Lab, CCIE > Security Lab, CCIE Service Provider Lab , CCIE Voice Lab and CCIE Storage > Lab Certifications. > > > -----Original Message----- > From: Jonathan Charles [mailto:[EMAIL PROTECTED] > > > Sent: Wednesday, April 16, 2008 1:01 PM > To: [EMAIL PROTECTED] > Cc: Onur Tufekci; CCIE Voice > Subject: Re: [OSL | CCIE_Voice] Dial Plan design question, AAR with vmail... > > what I meant was SRST config to reroute the call if AAR is down... > > So, if I am at the remote site, AAR is denying calls and I hit the messages > button, what are my options? > > > > Jonathan > > On Wed, Apr 16, 2008 at 2:57 PM, Vik Malhi <[EMAIL PROTECTED]> wrote: > > You can configure both- but only one of AAR and SRST will be active at > > any one point. When the WAN is saturated signaling still traverses > > the WAN. When there is a WAN outage then you lose signaling to the > > remote sites and SRST kicks in. From your original question you > > indicate that SRST might be a solution for AAR which it isn't. > > > > > > > > Vik Malhi - CCIE #13890 > > Senior Technical Instructor - IPexpert, Inc. > > > > Telephone: +1.810.326.1444 > > Fax: +1.810.454.0130 > > Mailto: [EMAIL PROTECTED] > > > > Join our free online support and peer group communities: > > http://www.IPexpert.com/communities > > > > IPexpert - The Global Leader in Self-Study, Classroom-Based, > > Video-On-Demand and Audio Certification Training Tools for the Cisco > > CCIE R&S Lab, CCIE Security Lab, CCIE Service Provider Lab , CCIE > > Voice Lab and CCIE Storage Lab Certifications. > > > > > > > > > > -----Original Message----- > > From: Jonathan Charles [mailto:[EMAIL PROTECTED] > > Sent: Wednesday, April 16, 2008 12:41 PM > > To: [EMAIL PROTECTED] > > Cc: Onur Tufekci; CCIE Voice > > Subject: Re: [OSL | CCIE_Voice] Dial Plan design question, AAR with > vmail... > > > > Well the goal is two-fold. > > > > First, if the WAN is saturated, someone at HQ, should be able to call > > BR2 via the PSTN (using AAR), and a CFNA/CFB should route back to > > vmail and the correct box > > > > In the event of a WAN outage, the phones in SRST should also CFNA/CFB > > to voicemail and the correct box > > > > > > > > > > Jonathan > > > > On Wed, Apr 16, 2008 at 2:23 PM, Vik Malhi <[EMAIL PROTECTED]> wrote: > > > > > > > > > Good point- AAR requires you to configure an AAR CSS, AAR Group on > > the > remote site gateway in addition to checking the Redirecting > > Number > Outbound checkbox (if this is MGCP then no mgcp/mgcp on the > > IOS). You > need to check the Redirecting Number Inbound checkbox on > > the HQ > gateway. You also need an external number mask and aar group > > on the > hunt pilot. It should work a treat having done this. The > > Redirecting > Number is good since CCM builds this in the case of > > AAR. Only SRST > needs a workaround solution to get the caller to hear > subscriber greeting. > > > > > > The SRST solution was outlined in a previous email. > > > > > > Don't overlap the two questions/solutions since they are mutually > > exclusive. > > > > > > > > > > > > Vik Malhi - CCIE #13890 > > > Senior Technical Instructor - IPexpert, Inc. > > > > > > Telephone: +1.810.326.1444 > > > Fax: +1.810.454.0130 > > > Mailto: [EMAIL PROTECTED] > > > > > > Join our free online support and peer group communities: > > > http://www.IPexpert.com/communities > > > > > > IPexpert - The Global Leader in Self-Study, Classroom-Based, > > > Video-On-Demand and Audio Certification Training Tools for the Cisco > > > CCIE R&S Lab, CCIE Security Lab, CCIE Service Provider Lab , CCIE > > > Voice Lab and CCIE Storage Lab Certifications. > > > > > > > > > ________________________________ > > > From: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED] On Behalf Of Onur > > > Tufekci > Sent: Wednesday, April 16, 2008 12:12 PM > > To: > > Jonathan Charles > Cc: CCIE Voice > Subject: Re: [OSL | CCIE_Voice] > > Dial Plan design question, AAR with vmail... > > > > > > > > > > > > Are you trying to configure only AAR or only SRST? > > > > > > > > > On Wed, Apr 16, 2008 at 2:03 PM, Jonathan Charles > > <[EMAIL PROTECTED]> > > wrote: > > > > > > > OK, so AAR kicks in and I forward the call to the PSTN, the user > > I > > was dialing does not answer and the call should forward to vmail... > > > > how would we make this work? voicemail under srst config? > > > > > > > > > > > > > > > > Jonathan > > > > > > > > > > > > > > > >
