Grandstream Networks UCM6510 IP PBX User Manual page 144

SRTP
Sync LDAP Enable
Sync LDAP Password
Sync LDAP Port
LDAP Outbound Rule
LDAP Dialed Prefix
Register SIP Trunk Configuration Parameters
Provider Name
Host Name
Transport
Keep Trunk CID
Disable This Trunk
Firmware Version 1.0.1.12
GUI->PBX->Internal Options->Fax/T.38.
Note:
If enabled, Fax Pass-through cannot be used.
Enable SRTP for the VoIP trunk. The default setting is "No".
If enabled, the local UCM6510 will automatically provide and update the
local LDAP contacts to the remote UCM6510 SIP peer trunk. In order to
ensure successful synchronization, the remote UCM6510 peer also needs
to enable this option on the SIP peer trunk. The default setting is "No".
This is the password used for LDAP contact file encryption and decryption
during the LDAP sync process. The password must be the same on both
UCM6510 peers to ensure successful synchronization.
Configure the TCP port used LDAP sync feature between two peer
UCM6510. It could be any open port available (not used by other services)
on the UCM6510.
Specify an outbound rule for LDAP sync feature. The UCM6510 will
automatically modify the remote contacts by adding prefix parsed from this
rule.
Specify the prefix for LDAP sync feature. The UCM6510 will automatically
modify the remote contacts by adding this prefix.
Configure the provider name for the VoIP trunk. This is a unique label to
identify the trunk when listed in outbound rules, inbound rules and etc.
Configure the IP address or URL for the VoIP provider server of the trunk.
Configure the SIP transport protocol to be used in this trunk. The default
setting is "All - UDP Primary".

UDP Only

TCP Only

TLS Only

All - UDP Primary: UDP is the primary transport protocol when all the
other SIP transport methods are available too.

All - TCP Primary: TCP is the primary transport protocol when all the
other SIP transport methods are available too.

All - TLS Primary: TLS is the primary transport protocol when all the
other SIP transport methods are available too.
When enabled, it can avoid overridden by extension's CID if the extension
has CID configured. The default setting is enabled.
If selected, the trunk will be disabled.
UCM6510 IP PBX User Manual Page 142 of 277