Alcatel-Lucent 7750 - Figure 31: Grace TLV Passive Node with Soft Reset

802.3ah OAM
Page 164 7750 SR Interface Configuration Guide
Figure 31: Grace TLV Passive Node with Soft Reset
In Figure 31 the Active node is experiencing the ISSU function on a node that supports soft reset
capabilities.
Passive
1/1/1 2/2/2
Discovery: Start
Discovery: Complete
Info PDU
Info PDU
Info PDU (Grace 900s)
Info PDU (Grace ACK)
Info PDU (Grace 900s)
Info PDU (Grace ACK)
Info PDU (Grace 900s)
Info PDU (Grace ACK)
Info PDU (Grace ACK)
Info PDU (Grace ACK)
Info PDU (Local & Remote TLV)
Info PDU
Port State: Down
Port State: Up
Operator Initiates
ISSU / Soft Reset
ISSU / Soft Reset
Commences
ISSU / Soft Reset
Completes
Port State: Down
Port State: Up
Active
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