Yealink SIP-T19 E2 T4 Series, Administrator'S Manual

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Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series IP Phones
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nt-register&q=load&acc=0
Configure trusted certificates feature.
Upload the trusted certificates.
Navigate to
:
http://<phoneIPAddress>/servlet?p=truste
d-cert&q=load
Configure server certificates feature.
Upload the server certificates.
Navigate to
:
http://<phoneIPAddress>/servlet?p=server
-cert&q=load
Details of Configuration Parameters:
Parameters Permitted Values Default
account.X.sip_server.Y.transport_type
[1]
(Y ranges from 1 to 2)
0, 1, 2 or 3 0
Description:
Configures the transport method the IP phone uses to communicate with the SIP server for
a specific account.
0
-UDP
1
-TCP
2
-TLS
3
-DNS-NAPTR
Web User Interface:
Account->Register->SIP Server Y->Transport
Phone User Interface:
None
static.security.default_ssl_method 0, 3, 4 or 5 3
Description:
Configures the TLS version the IP phone uses to negotiate with the provisioning server
when using TLS transport method to download the boot file and configuration files from
the provisioning server.
0
-use TLS 1.0 to negotiate with the provisioning server
3
-use SSL V23, and let the IP phone and provisioning server negotiate the method. The IP
phone will use TLS 1.2 to negotiate with the provisioning server first, if it is not compatible,