Aastra 57I Ct Sip Ip Phone

Solve device problem

Videos (tutorials) Documents (manuals)

Videos

Aastra 6753i, 6755i and 6757i IP Phone Introduction

This video introduces the Aastra 6753i, 6755i and 6757i IP Phone's. More information about the Aastra 6753i, 6755i and 6757i IP ...

Aastra Mitel SIP Phone, 67x7i, 6737i, 6757i Restart

Restart for Aastra 6757i and 6737i SIP phones. Some may say Mitel now. Do this before factory reset. This will sometimes fix ...

Mitel DHCP Options for AAstra IP Phones and generic SIP Phones

Setp-by-Step Guide: How to configure valid DHCP Vendor Classes and DHCP Options for generic SIP Phones and AAstra IP ...

Documents