I have deployed multiple installations with 1500 phones per server using standard HP DL-380's. It's not that crazy. They can handle it pretty easily.
Antonio. Op 06-05-12 23:19, Mitul Limbani schreef: > For 100% High Availibility and Hot Failover, I would recommend one of those > Red-fone Fonebridges. > > Also getting 800 Phones all register on single server is crazy, add a SIP > proxy to distribute load evenly between 2 Ast boxes. > > For Wireless you might consider using DECT phones from Snom instead of std > 802.11 based wifi phones. Giving QoS on wifi is a big pain. > > Hope that helps, > > Regards, > Mitul Limbani > Enterux Solutions > > On May 6, 2012 11:34 PM, "Nunya Biznatch" <aster...@ihearbanjos.com > <mailto:aster...@ihearbanjos.com>> wrote: > > I'm about to receive approval to design and deploy an Asterisk-based > phone system for my company. I will immediately have to start writing > specifications. I'm working on the hardware design and the architecture right > now. I'd like a second, third, > fourth, 1,000th opinion. > > 800 SIP phones. All will be G.722. I expect 200 concurrent calls, with > 20% leaving to the outside world. There will be another 200 analog lines that > will for the time being remain on the TDM PBX switch they reside on, and will > be whittled down and > converted to SIP as time and attrition allows. These are primarily fax > machines and conference "spider" phones. Those are included in my 200 > concurrent calls number. I'm looking to get as close to 5-9's reliability as > I can, with 4-9's mandatory. > Proper power filtering and backup is already available. > > > Here's what I'm thinking for the architecture: > > Server 1: PRI Gateway 1 - Support 2 outside PRI trunks for local and long > distance, plus a third PRI connecting to the existing TDM PBX. > > Server 2: PRI Gateway 2 - Support 1 PRI trunk for local and long distance > with room for another, plus a second PRI connecting to the existing TDM PBX. > > Reason for two PRI Gateways is for redundancy and fail-over, but > processor capabilities is a concern. I expect in about two years I'll be > ready to decommission the TDM PBX, but will be left with about 80 Analog > lines across the multiple buildings on > my campus. I expect I'll end up purchasing channel banks to support the > remaining analog lines, and distribute across the campus using existing > copper plant. > > > Server 3: Asterisk Master Server > > Server 4: Asterisk Slave Server > > I'm considering a clustered environment, but I believe a fail-over > solution would be easier to implement in the short term. This means each > system needs to handle all traffic by itself. These servers will be used for > Asterisk and Voice-mail. > Conferencing will be enabled, but I'm not considering it in the build. If > I see conferencing becoming a factor, I will build another server and offload > that service. > > > Server 5: Boot Server - DHCP, RADIUS, SNTP, DNS, LDAP, FTP, HTTPS, SNMP, > etc... > > This service will provide the phone network all the basic services. This > is a stand-alone phone network primarily because it would be too costly to > upgrade the entire data network to support both voice and data. The phone > network will not initially > have Internet Access. This server will be the server all the phones talk > to for pulling their configs. > > I'm considering a second Boot Server for redundancy, but since the phones > should store their configs, I'm not seeing this as horribly critical. Am I > smoking something? > > > Finally, I'll have a Windows-based workstation that will be used to > remote into all the services, for administration, etc... > > I need to plan to use FreePBX on all Asterisk Servers, but I don't intend > to install it until I'm in regular MAC maintenance mode. > > I have no plans at this time to build out any databases. I just plan to > use whatever Asterisk has. If it ever comes to that, I would make those > separate servers as well. > > My goal is to build Asterisk Servers and PRI Gateways capable of > supporting 150% of what I anticipate, which would come out to 300 concurrent > calls. Again, all phones will use G.722. The PRI Gateway servers will do the > heavy lifting of converting > G.711 traffic from the PRIs to G722, and connect to the Asterisk Servers > via IAX2 trunk. > > It's my intention to build each server myself with high-quality off the > shelf components. I'd like all servers to be as close to identical as > possible, as I intend to keep spares on hand to facilitate quick repair and > minimize downtime. I'm > considering RAID 1 + 0 (mirrored and stripped drives) for all servers. I > am considering dual redundant power supplies. > > For a processor, I'm currently looking at the i7-3770K @ 3.5GHz or very > similar. Its Passmark compares to the Xeon E5-2630 @ 2.3GHz, but is half the > price. > > I have no idea what amount of memory to consider, so I am thinking 8GB > per machine. > > PCI-E is what I plan for all the cards. > > Debian is the Linux flavor > > A new network will be deployed using PoE layer-2 managed switches. > Battery backup capable of providing 8 hours will be installed as required. > There will be multiple VLANs in the network as I have multiple dissimilar > offices I need to keep separated > from each other. We will also have 802.11 SIP phones, and will be > deploying a campus-wide WiFi network used only by the phone system. Yes, I > crunched the numbers. This will be significantly cheaper than upgrading the > entire existing data network to > support the new phone system. ...and to be quite honest, I don't trust > our network folks, and know adding that layer of bureaucracy will only > negatively impact the customer experience. I was a network engineer for a > top-three telecom company for many > years, so I do have a point of reference to make those statements. > > ...yes, I am one guy looking to do all this, with an estimated completion > date of the end of 2013. I'll be building all this out in addition to my > normal "phone guy" job. I've built servers (hardware and software) for 20+ > years, but my Linux Kung Fu > is weak. I'll be learning by doing and know there'll be a lot of extra > hours. The boss is good about training, so I hope I can get into a good Linux > Admin class in addition to dCAP. > > > So tear it up! What do you think? Does the CPU have the oomph? What am I > missing? What am I overkilling? What would Brian Boitano do? > > I appreciate any feedback, and thanks in advance. > > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? 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