Sony Ipela PCS-G50, Operating Instructions Manual, Page: 249 / 259

249
Glossary
is also called a secondary terminal. For
details on secondary terminals, see “Notes
on Secondary Terminals” on page 192.
*1 Difference between the NTSC and PAL
color systems is permitted.
*2 Receiving the video signals from this
terminal may be available with the system.
SIP
An acronym for Session Initiation Protocol.
SIP is a communication control protocol
used for Internet telephony, instant
messaging, etc.
SNMP
An abbreviation for Simple Network
Management Protocol. This protocol is for
management information between the
management station and the managed
terminals.
SPID
An abbreviation for Service Profile ID.
Sub-address
An identification number given to devices
sharing a common ISDN line.
TOS
Inputting the information data in the TOS
field of the IP address allows the
communication system to judge the packet
transmission priority, etc. It also enables
change of path according to the types of
service (Delay or Size).