Issue 3.4.1 June 2005
13
Layer 3 availability mechanisms . . . . . . . . . . . . . . . . . . . . . . . . . . .
353
Routing protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
353
VRRP and HSRP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
353
Multipath routing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
354
Dial backup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354
Convergence times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
355
Network assessment offer . . . . . . . . . . . . . . . . . . . . . . . . . 357
Problems with data networks . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
357
Avaya network assessment solutions . . . . . . . . . . . . . . . . . . . . . . . .
357
Customer Infrastructure Readiness Survey (CIRS) . . . . . . . . . . . . . . .
358
Network Analysis Network Optimization (NANO) . . . . . . . . . . . . . . . .
360
Appendixes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367
Appendix A: Change control . . . . . . . . . . . . . . . . . . . . . . . . 369
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369
Critical steps for creating a change management process . . . . . . . . . . . . .
369
Planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
370
Managing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
371
High-Level process flow. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
372
Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
373
Risk assessment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
373
Test and validation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
375
Change planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
376
Change controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
377
Change management team . . . . . . . . . . . . . . . . . . . . . . . . . . . .
378
Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
379
Implementation team . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
379
Test evaluation of change . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
380
Network management update . . . . . . . . . . . . . . . . . . . . . . . . . . .
380
Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
381
High-Level process flow for emergency change management . . . . . . . . . . .
382
Issue determination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
382
Limited risk assessment . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
383
Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
383
Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
383
Implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
384
Test and evaluation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
384
Содержание Application Solutions
Страница 1: ...Avaya Application Solutions IP Telephony Deployment Guide 555 245 600 Issue 3 4 1 June 2005 ...
Страница 20: ...About This Book 20 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 21: ...Issue 3 4 1 June 2005 21 Section 1 Avaya Application Solutions product guide ...
Страница 22: ...22 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 74: ...Avaya Application Solutions platforms 74 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 106: ...Call processing 106 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 124: ...Avaya LAN switching products 124 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 139: ...Issue 3 4 1 June 2005 139 Section 2 Deploying IP Telephony ...
Страница 140: ...140 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 186: ...Traffic engineering 186 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 204: ...Security 204 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 214: ...Voice quality network requirements 214 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 228: ...Avaya Integrated Management 228 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 239: ...Reliability Issue 3 4 1 June 2005 239 Figure 69 S8700 Media Server in a high reliability configuration ...
Страница 274: ...Reliability and Recovery 274 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 275: ...Issue 3 4 1 June 2005 275 Section 3 Getting the IP network ready for telephony ...
Страница 276: ...276 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 350: ...Implementing Communication Manager on a data network 350 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 356: ...Network recovery 356 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 366: ...Network assessment offer 366 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 367: ...Issue 3 4 1 June 2005 367 Appendixes ...
Страница 368: ...Appendixes 368 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 394: ...Access list 394 Avaya Application Solutions IP Telephony Deployment Guide ...
Страница 414: ...DHCP TFTP 414 Avaya Application Solutions IP Telephony Deployment Guide ...