Thanks Juha.
I add check before adding alias

if($(ct{param.value,alias}) == $null) {
}

It's seems working.


On Thu, Jul 8, 2021 at 3:51 PM Juha Heinanen <jh@tutpro.com> wrote:
Transformations (e.g. nameaddr.uri and uri.param.name) on $ct are your
friends.

-- Juha

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