Yealink SIP-T58V/A

Administrator’s Guide for SIP-T5 Series Smart Media Phones
84
3. Select Enabled from the pull-down list of NAT.
4. Click Confirm to accept the change.
To configure local SIP port and TLS SIP port via web user interface:
1. Click on Settings->SIP.
2. Enter the desired local SIP port in the Local SIP Port field.