Use this flag (on Core network side) to parse and transparently pass “pref” SIP Option tag in incoming Require header of Register message. The “pref” option tag is used to publish and request support for RFC 3840 caller capabilities.
% set addressContext <name> zone <name> sipTrunkGroup <name> signaling prefRequireTransparency <disabled | enabled>
Pref Require Transparency Parameter
Parameter | Description |
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prefRequireTransparency | Enable this flag on the Core network side to parse and transparently pass “pref” SIP Option tag in incoming Require header of Register message.
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