Siemens HIPATH 8000 - Manual (Page 193)

Alphabetical Reference
193
Key test
• Test to check the functions of the telephone keys.
• If you press a key on the optiPoint 410/420 family S V7.0 (except the
: key), the associated LED lights up and the corresponding name is
displayed in the Æ LCD display. The : key terminates the test.
Æ page 96 Æ page 140
Layer 2/3
The QoS technology based on layer 2 and the two QoS technologies Diff-
serv and TOS/IP Precedence based on layer 3 are allowing the VoIP appli-
cation to request and receive predictable service levels in terms of:
• data through put capacity (bandwidth)
• latency variations (jitter)
• and delay.
For further information see Æ Quality of Service (QoS)
Æ page 58 Æ page 117
Layer 3 Voice
Can be defined only if the Æ Layer 3 support is activated . Select the de-
sired value – see Æ Quality of Service (QoS)
Æ page 58 Æ page 117
Layer 3 Signalling
Can be defined only if the Æ Layer 3 support is activated . Select the de-
sired value – see Æ Quality of Service (QoS).
Æ page 58 Æ page 117
Layer 2 Default
• Can be defined only if the Æ Layer 2 support is activated (Æ Quality of
Service (QoS)).
• Value range table:
Æ page 58 Æ page 117
Layer 2 signalling
Can be defined only if the Æ Layer 2 support is activated (Æ Quality of Ser-
vice (QoS)).
Æ page 58 Æ page 117
Permitted values numeric
Range 0 ... 7 (for each 64 positions)
Default values pos. 12: 6, pos. 18: 3