User Guide for the SIP-T28P IP Phone 
152 
Messages 126 
Message Waiting Indicator 130 
Multicast Paging 119 
Multiple Line Keys per Account 64 
Music on Hold      124 
N 
Network Conference      98 
Network Connection      11 
No answer Forward 88 
O 
Outgoing Intercom Calls      117 
Overview      1 
Optional Accessories 10 
P 
Packaging Contents 9 
Phone Initialization 13 
Phone Installation 11 
Phone Status 14 
Phone Lock      25 
Phone User Interface 6 
Placing Calls 73 
Placing Calls to Contacts      40 
Programmable Keys      61 
R 
Receiving RTP Stream 123 
Recent Call In Dialing 78 
Redialing Numbers   77 
Recall      82 
Registration      17 
Regulatory Notices 143 
Remote Phone Book      46 
Replace Rule 65 
Ring Tones 29 
S 
Safety Instructions 143 
Search Source List in Dialing   41 
Searching for Contacts      41 
Semi-attended Transfer      95 
Sending RTP Stream      119 
Service Agreements 143 
Short Message Service (SMS)      126 
System Customizations      50 
T 
Time and Date      21 
Time Zones      147 
Troubleshooting 133 
V 
Voice Mail 129 
Volume 28 
W 
Warranty      ii 
Web User Interface      6 
WEEE Warning iii