Index_O

O

Oakley protocol, 641

OAM (Operations, Administration, and Management)

keepalives, 89

loopback cells, 95

OC (Optical Carrier), 641

offsets for NTP server synchronization, 26

1X phase, 620

1XEV phase, 620

OoB (Out of Band) management

configuring, 44-45

network configuration, 8-10

for terminal servers, 3, 4

Open messages, 641

Open Shortest Path First (OSPF). See OSPF(Open Shortest Path First) protocol

Open System Interconnection (OSI)

standard, 641

OpenConfirm neighbor state, 641

OpenSent neighbor state, 641

operational modes, 641

Operations, Administration, and Management (OAM)

keepalives, 89

loopback cells, 95

ops account

configuring, 17-18

parameters for, 11

verifying, 19

Optical Carrier (OC), 641

Origin attribute, 641

orlonger match type

defined, 641

in EBGP, 560

OSI (Open System Interconnection) standard, 641

OSPF (Open Shortest Path First) protocol, 154, 440

address summarization in, 194-197

adjacency in, 225-227

authentication, 173-175

protocol tracing, 177-178

verifying, 176-177

case study, 228-231, 228

export policies, 231-235

r1, 243-244

r2, 244-245

r3, 245-246

r4, 246

r5, 246-247

r6, 247-248

r7, 249-250

RIP, 237-243

summarization, 235-237

defined, 641

in IS-IS route redistribution, 299-300

case study, 331-340

r6, 305-310

r7, 310-311

verifying, 311-313

load balancing in, 223, 241-242

loopback addresses in, 230

metrics and knobs for, 222-225, 225

multi-area configuration, 154-155, 155

adjacency problems in, 156, 160, 164-166

area 1, 161

r3, 159-160

r4, 155-157

r5, 157-159

verifying, 161-164

network types, 166

multipoint, 166-168, 167

NBMA, 168-172, 168

troubleshooting, 172-173

not-so-stubby areas in, 188

configuring, 188-191

defined, 641

verifying, 191-194

RIDs in, 230

routing policies for, 201-202, 202

redistribution, 204-212

verifying, 213-221, 214-215

stub areas in, 179

configuring, 182-184

defined, 650

deployment of, 180-181, 180

external LSA generation for, 181-182

totally stubby, 179-180, 186-188

summary, 227

virtual links in, 198-201, 198

OSPF Hello packets, 642

Out of Band (OoB) management

configuring, 44-45

network configuration, 8-10

for terminal servers, 3, 4

out testing in ATM, 90

overlay networks, 642

overload option, 223-224