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Cisco Bug: CSCvt50892 - OTV session shows down while overlay is UP

Last Modified

May 28, 2020

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

7.3(6)D1(0.9)

Description (partial)

Symptom:
DC1-BL2-OTV2# sh otv adjacency
Overlay Adjacency database
 
Overlay-Interface Overlay1  :
Hostname                         System-ID      Dest Addr       Up Time   State
BL1-OTV1                         002a.6ab7.bf42 100.200.1.9     01:13:41  UP  
D1-OTV3                          002a.6adb.3744 100.200.1.1     02:23:49  DOWN
 
Overlay-Interface Overlay2  :
Hostname                         System-ID      Dest Addr       Up Time   State
BL1-OTV1                         002a.6ab7.bf42 100.200.1.9     01:13:49  UP  
D1-OTV3                          002a.6adb.3744 100.200.1.1     02:22:56  DOWN
DC1-BL2-OTV2# sh otv
 
OTV Overlay Information
Site Identifier 0000.0000.0101
Encapsulation-Format ip - gre
 
Overlay interface Overlay1
 
VPN name            : Overlay1
VPN state           : UP
Extended vlans      : 2001-2500 3101-3500 (Total:900)
Join interface(s)   : Po1002 (100.200.1.13)
 Site vlan           : 999 (up)
AED-Capable         : Yes
 Capability          : Unicast-Only
Is Adjacency Server : Yes
Adjacency Server(s) : 100.200.1.1 / 100.200.1.9
 
 
Overlay interface Overlay2
 
VPN name            : Overlay2
VPN state           : UP
Extended vlans      : 3001-3100 (Total:100)
Control group       : 224.1.1.1
Data group range(s) : 232.1.1.0/24
 Broadcast group     : 224.1.1.1
Join interface(s)   : Po1002 (100.200.1.13)
 Site vlan           : 999 (up)
AED-Capable         : Yes
 Capability          : Multicast-Reachable

Conditions:
DC1-BL2-OTV2# sh otv adjacency
Overlay Adjacency database
 
Overlay-Interface Overlay1  :
Hostname                         System-ID      Dest Addr       Up Time   State
BL1-OTV1                         002a.6ab7.bf42 100.200.1.9     01:13:41  UP  
D1-OTV3                          002a.6adb.3744 100.200.1.1     02:23:49  DOWN
 
Overlay-Interface Overlay2  :
Hostname                         System-ID      Dest Addr       Up Time   State
BL1-OTV1                         002a.6ab7.bf42 100.200.1.9     01:13:49  UP  
D1-OTV3                          002a.6adb.3744 100.200.1.1     02:22:56  DOWN
DC1-BL2-OTV2# sh otv
 
OTV Overlay Information
Site Identifier 0000.0000.0101
Encapsulation-Format ip - gre
 
Overlay interface Overlay1
 
VPN name            : Overlay1
VPN state           : UP
Extended vlans      : 2001-2500 3101-3500 (Total:900)
Join interface(s)   : Po1002 (100.200.1.13)
 Site vlan           : 999 (up)
AED-Capable         : Yes
 Capability          : Unicast-Only
Is Adjacency Server : Yes
Adjacency Server(s) : 100.200.1.1 / 100.200.1.9
 
 
Overlay interface Overlay2
 
VPN name            : Overlay2
VPN state           : UP
Extended vlans      : 3001-3100 (Total:100)
Control group       : 224.1.1.1
Data group range(s) : 232.1.1.0/24
 Broadcast group     : 224.1.1.1
Join interface(s)   : Po1002 (100.200.1.13)
 Site vlan           : 999 (up)
AED-Capable         : Yes
 Capability          : Multicast-Reachable
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