AASTRA 53i Guia Da Instalação

12 Model 57i CT IP Phone Installation Guide

Installation and Setup – 57i CT Base Unit

The 57i CT base unit can be setup to share a network connection with 
another network device. Power can be provided by an AC adapter, an 
802.3af compliant network power source or with a PoE inline power 
injector (optional accessory). It can also be installed on a desk or mounted 
on the wall. If your Network Administrator has already setup your 
phone, please refer to the Aastra IP Phone 

 for call 

handling information or contact your Network Administrator. 

Direct or Shared Network Connection

The phone can be set up as a direct network connection to the Ethernet wall 
jack or as a shared network connection as a pass-through if connecting a 
computer or another network device to the phone. 

Direct Network Connection

Located at the top of the phone are two fully switched 10/100 Mbps 
Ethernet cable ports. The port marked with 

 is used to connect the 

phone to the network, as well as provide power to your phone (if 
required). See the section 

 on 

 for more information.

Ethernet
  Cable

Other Network Devices

Separate 
 Network
    Jack

 

Network Jack

(if Inline power provided,
do not install the power adapter)

To Network

Power
Adapter

Power Adapter
Connection