Every subject is an ocean , you have to swim against the ocean continuously to save and win ,you have to study , R&D everyday to be top in your field . Routing protocols and switching concepts is better to start in networking , the below is some of the latest topics in networking
Cryptography & Network security
Wireless Intelligent Networking
Delay tolerant network
General System Layering
Novell Netware Protocol Layering
Distributed Processing and Networks
The ISO Layering Model
TCP/IP Protocol Layering
Mobile ADHOC Network
Microsoft Windows Protocol Layering
Bluetooth Based Smart Sensor Networks
Storage over IP: Challenge and Opportunites
Network Controller for 3G mobile and wireless network
Home networking
Application of Genetic Algorithms in Network routing
Hybrid Global-Local Indexing for Efficient Peer-to-Peer Information Retrieval
Webcasts Network Troubleshooting, Analysis, Monitoring
Network Design- Implementing Redundancy & Managing Multicast Traffic
Switch Selection: Choosing a right product for your application
Ultra Wide band Networking
TBIT: TCP Behavior Inference Tool
Flexible optical networking
Industrial Ethernet Cabling (Non-Ethernet Applications)
Tolerant Routing on Mobile Ad Hoc Network
Efficient Peer-to-Peer Keyword Searching
Controlled Update Propagation in Peer-to-Peer Networks
Data Security in Local Network using Distributed Firewalls
Network Security & Management