Network Access Fix ~5 min
VLAN 20 has no connectivity off its subnet
R1 is running router-on-a-stick. VLAN 10 hosts route fine; VLAN 20 hosts can't get past their own subnet. The Gi0/0.20 subinterface already has an IP address, but something else is missing that the working VLAN 10 subinterface has. Investigate and fix.
R1
Stuck on a lab, or not sure what to practice next?
Talk it through with a mentor on a free 20-minute call. We look at your lab, your exam date and your weak spots, and you leave with a plan.