Aastra 5i Series Administrator's Manual

Also see for 51i: Installation guide Release note Brochure Release note User manual

Contents

Aastra 5i Series Administrator's Manual Manual pdf 206 page image

Network Settings4-26 41-001160-01, Rev 00, Releaes 2.3IP Phone Administrator GuideAdvanced Network SettingsYou can set advanced network settings on the IP phone such as, Network AddressTranslation (NAT), Nortel NAT, Network Time Protocol (NTP) Time Servers,Virtual LAN (VLAN), and Quality of Service (QoS), and Universal Plug and Play(UPnP) using the Aastra Web UI or the configuration files.Network Address Translation (NAT)The protocols used by all IP phones do not interoperate completely with NetworkAddress Translation (NAT). For the IP Phones, specific configuration parametersallow the phone to operate while connected to a network device that enforcesNAT. The following is a sample network using a NAT proxy and relevant IPphone configuration parameters.Note: The available advanced network parameters via the IP phone UIare NAT, Nortel NAT, UPnP, VLAN, and QoS only.