The network operation was severely disrupted in late 2002 and early 2003 due to distributed denial of service attacks.

Outsourcing of international as well as domestic network operations is on the cards.

Basically, these are the procedures you use during normal network operations.

As a result the carriers claim that the system access fee covers network operation and maintenance costs.

And I think a lot of network operations centers use something like that.

The grid code is specified by an authority responsible for the system integrity and network operation.

Creditors and regulators are likely to ensure that the company's network operations remain relatively intact in the months ahead.

But most network operations loaded up on what they thought would be a cheaper source of capital: debt.

This independence is the foundation of both network operations and governance.

Normal network operation was substantially achieved in May 2001.