Radwin 2000 - Switching Logic; Figure 15-9 Primary Link after

RADWIN2000UserManual Release2.8.30 15‐11
SwitchingLogic
SwitchingLogic
SwitchingfromPrimaryLinktoSecondaryLink
Switchingfromprimarylinktosecondarylinkwilloccurfollowing:
• Lossoftheprimaryairinterfaceduetosync‐loss
• LossoftheprimaryairinterfaceduetofailureofthereceivertoacquireexpectedE1/T1
dataduringaperiodof24ms
• ThePrimaryequipment(eitherODUorIDU,localorremote)ispoweredoff
Followingtheswitchfromtheprimarytothesecondarylink,theprimaryandsecondarylink
Managermainwindowsshouldlooklikethis:
Figure15‐9:Primarylinkaftertheswitchovertosecondarylink
AfterafewsecondsthedisplaymovestoNo‐Linkdisplay,withTDMportsgrayedout.