Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
326
6.
(Optional.) Enter the anonymous call off code in the Off Code field.
7.
Press the Save soft key to accept the change.
Anonymous call rejection allows IP phones to automatically reject incoming calls from
callers whose identity has been deliberately concealed. The anonymous caller’s phone
LCD screen presents ―Anonymity Disallowed‖. Anonymous call rejection is configurable
on a per-line basis.
Example of anonymous call rejection SIP header:
SIP/2.0 433 Anonymity Disallowed
Via: SIP/2.0/UDP 10.10.20.32:5060;branch=z9hG4bK2816884590
From: "Anonymous" <sip:anonymous@anonymous.invalid>;tag=2625078618
To: <sip:1058@10.2.1.48:5060>;tag=2781829106
Call-ID: 4_510565349@10.10.20.32
CSeq: 1 INVITE
Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE, REFER,
PUBLISH, UPDATE, MESSAGE
User-Agent: Yealink SIP-T23G 44.80.0.60
Allow-Events: talk, hold, conference, refer, check-sync
Content-Length: 0
The anonymous call rejection on code and anonymous call rejection off code
configured on IP phones are used to activate/deactivate the server-side anonymous call
rejection feature. They may vary on different servers. Send Anonymous Rejection Code
feature allows IP phones to send anonymous call rejection on/off code to the server.
Procedure
Anonymous call rejection can be configured using the configuration files or locally.
Configuration File <MAC>.cfg
Configure anonymous call rejection.
Parameters:
account.X.reject_anonymous_call
account.X.send_anonymous_rejection_
code
account.X.anonymous_reject_oncode
account.X.anonymous_reject_offcode
Local
Web User Interface
Configure anonymous call rejection.
Navigate to:
For
SIP-T48G/T46G/T42G/T41P/T40P/T29G/T2
7P/T23P/T23G/T21(P) E2/T19(P)
Summary of Contents for CD860
Page 1: ......
Page 45: ...Getting Started 23 For SIP T42G T41P T40P Desk Mount Method Wall Mount Method Optional ...
Page 47: ...Getting Started 25 For SIP T23P T23G Desk Mount Method Wall Mount Method Optional ...
Page 122: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 100 ...
Page 840: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 818 ...
Page 995: ...Appendix 973 ...