CCNP

UDP Protocol UDP Protocol (User Datagram Protocol) is another Tranport Layer Protocol. It is simpler than TCP. We will also see the differences of these two protocols in TCP vs 
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Transmission Control Protocol (TCP) TCP (Transmission Control Protocol) is the most important Transport Layer Protocol. It is also one of the important Protocols of network world and Cisco CCNA Certification.  
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Inter VLAN Routing, in other words Routing between VLANs can be achieved by SVIs (Switch Virtual Interfaces). Here, we need to have a Multi Layer Switch. Layer 2 switches can 
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IP Filters, are the rules that force the router to permit or to deny mentioned IP addresses, ports, protocols etc. from a source to a destinatio in Nokia (Formerly Alcatel-Lucent) 
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HDLC (High-Level Data Link Control) HDLC (High-Level Data Link Control) is a Layer 2 WAN Encapsulation Protocol that is used on syncronous data links. It is the simplest WAN Protocol 
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