I need a basic rundown of Basic installation & support of IP phones run on an Avaya IP system?
I have an interview tomorrow where I may need to know about this, can you please help me?
Public Comments
- good luck
- A quick answer is only going to get you so far in an interview - unless the interviewer doesn't really know either. Avaya IP phones DHCP an IP address. A DHCP code must be set on the DHCP server to hand out the boot server to the phone. The phone then tftp's to the boot server to get its configuration, firmware updates, etc. Once that's done, it boots up again and connects to the switch. The phone can be trunked in to the switch and assigned a vlan (so you can apply QoS) or just used as a little end switch. I don't recall the component on the switch side that it connects to. It may be the CLAN card, but I know that card has been used for a lot of IP related things over the years - so this may be beyond it. The switch handles the call routing and gateway features. Unlike Cisco's phone solution, I don't recall ever having to setup an H323 gateway for off-site calls. Avaya has a softphone as well that can bind in and take over the phone that is on someones desk. This is really neat, but it's also kind of a pain since the audio channel is sometimes configured over a real land line (depending on the configuration - home user, road warrier, etc.) If it's in this home type configuration, it ties up multiple lines on the PBX. One to the person using the softphone to call their cell phone or home phone and provide audio channel, and then the other to actually make the call. Therefore, there could be some capacity issues in pushing that part of the product. The phones are administered through the switch. I havn't seen the screens, but I suspect they look pretty much like any other extension + a few features. Avaya CAN in fact connect from the switch to the phone with a proprietary protocol and control the phone. This poses some risk in using the phones as a jumping location. So if you secure your switch and not the phones, you may be able to hop out through a phone. At the last, you can send pings, traceroutes, etc. Good luck on your interview.
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