Two switches are connected through a trunk link.which two commands show that there is a native VLAN mismatch on that link？（）

A . It allows switches to read frame tags. B . It allows ports to be assigned to VLANs automatically. C . It maintains VLAN consistency across a switched network. D . It allows frames from multiple VLANs to use a single interface. E . It allows VLAN information to be automatically propagated throughout the switching environment.

A .  Catalyst 2800/E Series B .  Catalyst 3750 Series C .  Catalyst 3900/E Series D .  Catalyst 4500/E Series E .  Catalyst 6500/E Serie

A . port-based RADIUS B . 802.1q trunking C . inline power D . protected port

A . allowed codecs B . native VLAN C . auxiliary VLAN D . Cisco Unified Communications Manager IP address E . RSTP

A . Configure a Shared Ethernet Adapter on the Virtual I/O Server. B . Use the same virtual LAN ID on each LPAR. C . Set up IP routing through an LPAR on each system. D . Set up an IP firewall through an LPAR on each system.

A .  end-user installed and supported B .  VLAN support C .  low initial cost D .  desktop installation E .  web-controlled GUI

A . Traffic forwarded from R2 to or through R1 will continue to be forwarded based on the forwarding table state at the time of the reload. B . R2 will continue to forward traffic to R1， but R1 will drop the traffic because its neighbor adjacency with R2 has failed. C . R2 will continue forwarding traffic to and through R1， but R1 will drop this traffic because it is not capable of maintaining its forwarding state. D . All the traffic R2 is forwarding to or through R1 will be dropped while OSPF rebuilds its neighbor adjacency and forwarding tables.

A . decreasing the number of collision domains B . filtering frames based on MAC addresses C . allowing simultaneous frame transmissions D . increasing the size of broadcast domains E . increasing the maximum length of UTP cabling between device

A . Ensure that the Ethernet encapsulations match on the interconnected router and switch ports. B . Ensure that cables A and B are straight-through cables. C . Ensure cable A is plugged into a trunk port. D . Ensure the switch has power. E . Reboot all of the devices. F . Reseat all cables.

A . STP root status B . VTP mode C . Negotiation status D . Management domain E . Configuration revision number

A . Latency fluctuates regardless of frame size. B . The switch receives the complete frame before beginning to forward it. C . Latency through the switch varies with frame length. D . The switch checks the destination address upon receipt of headers.

A . serialization delay B . overrun C . full buffers and queues D . propagation delay E . shaping delay F . TCP header error

A . PPP B . WAP C . DSL D . Ethernet E . L2TPv3

A . The switchport belongs only to VLAN 2 B . Interface fa0/0 will be in both VLAN 1 (by default) and VLAN 2 C . The exhibit shows interface fa0/0 to be dynamically mapped to VLAN 2 D . A network host can be connected to this interface

A . show interfaces interface B . show vlan bri C . show interfaces interface switchport D . show interface interface trunk E . show interfaces vla

A . isolated mode B . switchport mode C . modular mode D . community mode E . promiscuous mode F . global mode

A . port-based radius B . 802.1q trunking C . inline power D . protected port

A .  A Catalyst switch cannot have ISL and IEEE 802.1q trunks enabled. B .  All Catalyst switches support ISL trunking. C .  A Catalyst switch will report giants if one side is configured for ISL while the other side is not. D .  ISL trunking requires that native VLANs match. E .  None of the other alternatives apply

A . The switch will ignore VTP summary advertisements B . The switch will forward VTP summary advertisements C . The switch will process VTP summary advertisements D . The switch will originate VTP summary advertisements E . The switch will create, modify and delete VLANs for the entire VTP domai

A . decreasing the number of collision domains B . filtering frames based on MAC addresses C . allowing simultaneous frame transmissions D . increasing the size of broadcast domains E . increasing the maximum length of UTP cabling between device

A . console password B . vty password C . aux password D . tty password E . enable secret password F . username password

A .  A single VACL can be shared across two or more VDCs. B .  Use of VACLs requires no special license to be installed. C .  VACLs make use of IP or MAC ACLs. D .  Only options drop and forward are permitted.

A . the switch with the lowest MAC address B . the switch with the higest MAC address C . the switch witch the higest IP address D . the switch with the lowest IP addre