ROUND ROCK, Texas--(BUSINESS WIRE)--Dell Software today announced the addition of two new offerings to its award-winning line of DL series backup and recovery appliances. Combining the reliability of Dell’s PowerEdge servers with the power of its AppAssure data protection software, the new Dell DL4300 and DL1000 1TB appliances provide mid-sized and small companies with easy-to-deploy, turnkey data protection solutions. Dell DL series backup and recovery appliances work across physical, virtual