iPECS -LIK Feature Description & Operation page 415

iPECS-LIK
Feature Description & Operation Manual
7. For Keep Alive usage, we recommend Keep Alive Usage ON – the "OPTIONS"
message. if a SIP Phone does not support "OPTIONS" message then you can
implement a portion of Keep Alive by this Re-Registration. In that case, set the
Registration Timer to 60 seconds we recommend.
Status Monitoring (Keep Alive) and Talking Monitoring (Session Timer)
1. Status Monitoring (Keep Alive)
−
Role : When a SIP Phone is unplugged or disconnected from network, system
can recognize that and make the Extension be disconnected status.
− Keep Alive Usage : SIP Data / SIP Phone Attributes(211) – Keep Alive Usage -
ON
− Keep Alive Timer : SIP Data / SIP Attributes(210) – Check Message Send Timer
- 30 seconds
− Keep Alive message Retry Count : SIP Data / SIP Phone Attributes(211) – Retry
Count - 3
2. Talking Monitoring (Session Timer)
−
Role : When a SIP Phone is unplugged or disconnected from network during
talking with other Phone, CO G/W or other devices, system can recognize that
and disconnect the talking call to avoid locking up the associated devices and
resources.
− Session Timer Usage : SIP Data / SIP Phone Attributes(211) – Session Timer
Support - ON - Disconnect Guard Time : SIP Data / SIP Phone Attributes(211) –
MAX Session Timer - 180 second, for example.
−
Minimum Guard Time for session timer negotiation : SIP Data / SIP Phone
Attributes(211) – MAX Session Timer - 60 second, for example.
Authentication for Registration and Call Setup
1. Authentication for Registration
−
Progress :
SIP Phone (REGISTER w/o or wrong Authentication information) → MFIM
SIP Phone ← (401 unauthorized) MFIM
SIP Phone (Registration w/ right Authentication information) → MFIM
SIP Phone ← (200OK) MFIM
2. Authentication for Call Setup
−
Progress :
SIP Phone (INVITE w/o or wrong Authentication information) → MFIM
SIP Phone ← (407 proxy authentication required) MFIM
SIP Phone (INVITE w/ right Authentication information) → MFIM
SIP Phone ← (100 Trying / 180 Ringing) MFIM
3. Related Attributes
− SIP Data / SIP Phone Attributes(211) – 407 Authentication : ON
− Station User Login(443) – Password – Available (not empty)
DTMF Type
1. MFIM currently support only INFO type DTMF for SIP Extension (does not INBAND
and 2833).
NOTE
For SIP Trunk, all type of DTMF is supported.
2. If SIP Extension talking voice path is connected directly each other then they can
implement INBAND or 2833 DTMF independently.
3. Synchronization between system and SIP Phone is required.
− SIP Data / SIP Phone Attributes(211) – DTMF Type : One of INFO (default:
DTMF RELAY)
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Issue 6.0d1