Or ETCS optional functionalities that may have an impact on the safe movement of the train.

The functionality asked by TSI OPE is covered by an optional Eirene functionality as described in section 4.2.4 (Eirene functions).

This is an optional setting that can be activated.

Carrier-grade indoor mobile connectivity is a compelling option.

In IPv4 this is an optional although commonly implemented feature.

This interface is valid, in case the optional functionality is implemented by an IM.

In July 2016, Snapchat introduced a new, optional feature known as "Memories".

This is an optional feature that will cost you just $0.50 cents per play.

This is an optional feature that will cost you as little as 50 cents per play.

That being said, you aren’t required to use the Bitdefender VPN, it’s an optional feature.

NOTE: The card with Bluetooth wireless technology is an opti

NOTE: The card with Bluetooth wireless technology is an option

That likely means the full-size spare wheel will be an optional feature.

NOTE: The card with Bluetooth wireless technology is an optional feature.

NOTE: The card with Bluetooth wireless technology is an optional feature.