Grandstream Networks HT813

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HT813 Administration Guide
Version 1.0.1.2
SUBSCRIBE for
MWI
Sends SUBSCRIBE periodically (depends on “Register Expiration” parameter) for
message waiting indication. Default is No.
Anonymous Call
Rejection
Rejects incoming calls with anonymous caller ID with “486 Busy here” message.
Default is No.
Special Feature
Selects Soft switch vendors’ special requirements Example of vendors: Standard,
Broadsoft, CBCOM, RNK, Huawei, China Mobile, ZTE IMS, PhonePower, TELKOM SA,
Vonage, Metaswitch, CenturyLink, MTS. Default is Standard.
Session Expiration
Enables SIP sessions to be periodically “refreshed” via a SIP request (UPDATE, or re-
INVITE). When the session interval expires, if there is no refresh via an UPDATE or re-
INVITE message, the session will be terminated. Session Expiration is the time (in
seconds) at which the session is considered timed out, if no successful session refresh
transaction occurs beforehand. Default is 180 seconds.
Min-SE
Defines Minimum session expiration (in seconds). Default is 90 seconds.
Caller Request
Timer
Uses session timer when making outbound calls if remote party supports it.
Default is No.
Callee Request
Timer
Uses session timer when receiving inbound calls with session timer request.
Default is No.
Force Timer
Uses session timer even if the remote party does not support this feature. Selecting “No”
will enable session timer only when the remote party supports it. Default is No.
To turn off Session Timer, select “No” for Caller and Callee Request Timer, and Force
Timer.
UAC Specify
Refresher
Specifies which end will act as refresher for outgoing calls.
 UAC: The handy tone acts as the refresher.
 UAS: Callee or proxy server act as the refresher.
Default is Omit.
UAS Specify
Refresher
Specifies which end will act as refresher for incoming calls:
 UAS: The handy tone acts as the refresher.
 UAC: Callee or proxy server act as the refresher.
Default is Omit.
Force INVITE
Always refresh with INVITE instead of UPDATE Default is No.
INVITE Ring-No-
Answer Timeout
(sec)
Between 5-300 seconds. Default 40 seconds.
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