Note: that, as this process may temporarily interrupt your internet connection and phone service, we recommend doing this in an off-peak period or outside of business hours.

Disabling SIP ALG for Ubiquiti EdgeRouter User Interface

  1. Log in to EdgeMax User Interface
    1. The router default is set to
    2. The default username and password: ubnt (Your IT admin likely updated the login credentials and default gateway IP address)
  2. Select System -> Conntrack -> Modules -> Sip -> Disable

Disabling SIP ALG for Ubiquiti EdgeRouter (EdgeMax CLI/Command Line Interface)

  1. If your management interface is not available, you can perform this change from the command line by logging in, then entering the following commands:
# from ssh <username>@192.168.x.x or EdgeMax terminal
$ configure

$ set system conntrack modules sip disable

$ commit

$ save

$ exit

(Here's what the CLI commands look like)