Cisco Bug: CSCut29532 - FlexLink and QinQ breaks communication on 3850
Aug 12, 2017
- 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 !
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases