Cisco Bug: CSCut29532 - FlexLink and QinQ breaks communication on 3850
Feb 15, 2018
- Cisco Catalyst 3850 Series Switches
Known Affected Releases
Symptom: - on dot1q-tunnel interface in egress direction the outer tag (Service Provider's VLAN ID) is not stripped when forwarding traffic to Customer's equipment Conditions: - 3850 with 03.06.00 or 03.06.01 or 03.07.00 - QinQ is configured - FlexLink is configured on dot1q-tunnel interface ! interface GigabitEthernet1/0/1 switchport access vlan 1082 switchport mode dot1q-tunnel switchport backup interface Gi1/0/3 <================= FlexLink configured l2protocol-tunnel cdp l2protocol-tunnel stp no cdp enable !
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Bug Details Include
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