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can't ping subinterface

Hello. Can anybody tell me why i cant ping from Router1 fa0/1 subinterface of Router2 fa0/0.1 Both ports have Ip in same subnet and are On. Thank you

2 REPLIES
Purple

can't ping subinterface

Hi,

router 1 physical interface has no knowledge of vlan tags so if you didn't specify on f0/0.1 on R2 that it had to untag this vlan it won't work.

Regards

Alain

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can't ping subinterface

Can you post the config of the subinterface?

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