Index_V


V

Van Jacobson algorithm, 413

variable bit rate (VBR), 589

variable-length subnet mask (VLSM), 258, 258–262, 268, 590

design considerations, 262–266

example, 265

for OSPF, 371

structure, 266–274

subnet adjustment, 263

VBR (variable bit rate), 589

VCC (Virtual Channel Connection), 589

VCI (Virtual Circuit Identifier), 47

vendor code, 130

VIP (Versatile Interface Processor) cards, 227, 589–590

virtual addressing, 130–131. See also logical addresses

virtual channel, 47

Virtual Channel Connection (VCC), 589

virtual circuit, 125, 590

LMI messages on, 240

Virtual Circuit Identifier (VCI), 47

virtual LANs (VLANs), 88–95, 590

broadcast control, 90–91

flexibility and scalability, 92–95

identifying, 96–100

frame tagging, 98

Inter-Switch Link (ISL) protocol, 99–100

methods, 98–99

memberships, 95–96

security, 91–92

Virtual Path Identifier (VPI), 47

virtual ring, 590

VLAN ID, 98

VLAN Management Policy Server, 96

VLSM (variable-length subnet mask), 258, 258–262, 268, 590

design considerations, 262–266

example, 265

for OSPF, 371

structure, 266–274

subnet adjustment, 263

VoATM (Voice over ATM), 493, 590

VoFR (Voice over Frame Relay), 493, 590

voice, 490–495

data network integration with, 493–495

exam essentials, 496

traditional technologies, 491–492

voice mail, 492

Voice over ATM (VoATM), 493, 590

Voice over Frame Relay (VoFR), 493, 590

Voice over IP (VoIP), 493, 590

packet loss, 419

quality of service for, 83

VPI (Virtual Path Identifier), 47




CCDA. Cisco Certified Design Associate Study Guide
CCDA: Cisco Certified Design Associate Study Guide, 2nd Edition (640-861)
ISBN: 0782142001
EAN: 2147483647
Year: 2002
Pages: 201

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