fix(bypass): improve titles

The solution has been tested and it's working.

Author: gsanchietti

docs/tutorial/trunks/bypass_proxy_trunks.md

@@ -49,10 +49,12 @@ This page explains why and how to bypass the SIP proxy for unsupported trunks. I
 - The proxy requires hairpin NAT in some topologies; many PBX installers cannot or will not modify their firewall.
 
 
-## Port‑forwarding experiment (HIGHLY EXPERIMENTAL)
+## Port‑forwarding for port 5060
 
 Purpose: allow a complete bypass of the incoming SIP proxy for extreme cases (typical: on‑prem Mediant TIM expecting 5060).
 
+Use with care!
+
 ### Typical scenario
 
 - On‑prem installation where the Mediant must be reachable on UDP 5060.

i18n/it/docusaurus-plugin-content-docs/current/tutorial/trunks/bypass_proxy_trunks.md

@@ -49,10 +49,12 @@ Questa pagina spiega perché e come bypassare il proxy SIP per trunk non support
 - Il proxy richiede hairpin NAT in alcune topologie; molti installatori non possono o non vogliono modificare il firewall.
 
 
-## Esperimento di port‑forwarding (ALTAMENTE SPERIMENTALE)
+## Port‑forwarding porta 5060
 
 Scopo: permettere un bypass completo del proxy SIP in casi estremi (tipico: Mediant on‑prem che si aspetta 5060).
 
+Usare con attenzione!
+
 ### Scenario tipico
 
 - Installazione on‑prem dove il Mediant deve essere raggiungibile su UDP 5060.