xhibitText":null,"options":[{"id":"edc32091-c286-4dda-a9e8-1e38dc29afb4","label":null,"text":"show ethernet-switching dhcp-snooping binding","isCorrect":true},{"id":"99ba853a-a834-4e8c-bb31-b0d8b7557687","label":null,"text":"show dhcp-snooping binding","isCorrect":false},{"id":"1c70f876-08ac-471a-9547-601ad1a1899f","label":null,"text":"show system dhcp-snooping database","isCorrect":false},{"id":"9825b9a6-f8c0-4fc9-b010-c5167d76d6cc","label":null,"text":"show bridge dhcp bindings","isCorrect":false}],"domainName":"Layer 2 Security","domainSlug":"layer-2-security"},{"id":"8a36680c-fa21-434a-8013-6c23ad9af5cc","slug":"you-are-tasked-with-tuning-ospf-convergence-times-on-a-junip-kamhs","questionText":"You are tasked with tuning OSPF convergence times on a Juniper EX Series switch. Which configuration command hierarchy allows you to modify the OSPF Hello and Dead intervals on a specific interface?","explanation":"In Junos OS, OSPF interface-specific parameters such as hello-interval and dead-interval are configured under the [edit protocols ospf area interface ] hierarchy.","domainId":"8030f27b-d975-4280-8f8e-5ac0a1dd3844","difficulty":"medium","questionType":"multiple_choice","pbqConfig":null,"exhibitText":null,"options":[{"id":"7bebc3a7-e7c6-4df7-ad0b-8832dd91a7df","label":null,"text":"set routing-options ospf interface interval ","isCorrect":false},{"id":"b40677a1-0283-4412-8543-af79beb5bb1a","label":null,"text":"set protocols ospf area interface hello-interval ","isCorrect":true},{"id":"63952088-b0ee-476f-b1b5-0e6bbc696ce5","label":null,"text":"set interfaces unit 0 family inet ospf hello-timer ","isCorrect":false},{"id":"4247a4de-3fd0-4be6-969a-17978e83213b","label":null,"text":"set system ospf interface timer hello ","isCorrect":false}],"domainName":"OSPF","domainSlug":"ospf"},{"id":"5510012c-a7f4-4166-94da-a8e78c1b1b14","slug":"you-are-configuring-a-trunk-port-on-an-ex-series-switch-and-z63rm","questionText":"You are configuring a trunk port on an EX Series switch and need to explicitly define the allowed VLAN list as VLANs 10, 20, and 30. Which configuration statement is correct?","explanation":"Explicit VLAN lists on trunk ports use square brackets or comma separation under the vlan members statement.","domainId":"123fdbbe-452b-4172-bd19-61d3449dc0a9","difficulty":"medium","questionType":"multiple_choice","pbqConfig":null,"exhibitText":null,"options":[{"id":"287fa5f3-e9bf-4111-a8f6-7948be3b43b1","label":null,"text":"set vlans members ge-0/0/4 [ 10 20 30 ]","isCorrect":false},{"id":"fd1a714e-552f-46dc-840e-f1d9de324c5d","label":null,"text":"set interfaces ge-0/0/4 unit 0 family ethernet-switching trunk-vlan 10,20,30","isCorrect":false},{"id":"911d310e-02dc-4634-b2c1-ea05ed480656","label":null,"text":"set interfaces ge-0/0/4 unit 0 family ethernet-switching interface-mode trunk vlan members [ 10 20 30 ]","isCorrect":true},{"id":"9097ef2c-f212-4c75-850d-0b9a4e2c5a8a","label":null,"text":"set interfaces ge-0/0/4 unit 0 family ethernet-switching interface-mode trunk allowed-vlans 10 20 30","isCorrect":false}],"domainName":"Layer 2 Switching And VLANs","domainSlug":"layer-2-switching-and-vlans"},{"id":"e8db8b17-d80e-43a2-8866-614144da2534","slug":"you-configure-a-gre-tunnel-between-two-routers-router-a-can-q92my","questionText":"You configure a GRE tunnel between two routers. Router A can ping Router B's tunnel IP address successfully, but devices behind Router A cannot ping devices behind Router B across the tunnel. What is the most likely cause?","explanation":"If local tunnel endpoints can reach each other, the tunnel itself is up. Failure of transit traffic behind the routers typically points to missing static or dynamic routing entries pointing to the remote subnet across the tunnel.","domainId":"b564317c-a21f-4e9e-b80a-bf38b545af84","difficulty":"medium","questionType":"multiple_choice","pbqConfig":null,"exhibitText":null,"options":[{"id":"6fbd79aa-d21a-4d0c-8b23-a32d24f8b3ea","label":null,"text":"The GRE tunnel source I