scale to a large size
increase router peering
provide a flexible topology with no spanning tree loops
control broadcasts in the backbone
第1题:
A.HDLC
B.Ethernet
C.Token Ring
D.PPP
E.FDDI
F.Frame Relay
第2题:
A.HDLC
B.Ethernet
C.Token Ring
D.PPP
E.FDDI
F.Frame Relay
第3题:
Which of the following are key characteristics of PPP (Choose three.)()。
第4题:
During consultation, you find that a customer has only a single asset closet and is looking for asolution that is easy to deploy. Which NAS physical deployment model would you suggest to this customer?()
第5题:
Which three statements about firewall modes are correct? ()
第6题:
Which three NRIs can MBGP carry?()
第7题:
Which three Layer 2 encapsulation types would be used on a WAN rather than a LAN? (Choose three.)()
第8题:
Which three Layer 2 encapsulation types would be used on a WAN rather than a LAN? ()
第9题:
MPLS LSP
ATM tunnel
GRE tunnel
IPSEC tunnel
L2TPv3 session
第10题:
ARP
HTTPS
SMTP
CDP
TFTP
ICMP
第11题:
HDLC
Ethernet
Token Ring
PPP
FDDI
Frame Relay
第12题:
HDLC
Ethernet
Token Ring
PPP
FDDI
Frame Relay
第13题:
A.can be used over analog circuits
B.maps Layer 2 to Layer 3 address
C.encapsulates several routed protocols
D.supports IP only
E.provides error correction
第14题:
When you design QoS on CE for an MPLS Layer 2 VPN, which three things should be considered?()
第15题:
In the 7-layer OSI model, which layer switching will take place?()
第16题:
During consultation, you find that a customer has multiple asset closets and will be adding more in the future. Which NAS physical deployment model would you suggest to this customer?()
第17题:
In the OSI model, which of the following layers would be the cause of a session time-out while browsing the web?()
第18题:
Which three of the protocols below belong to the application layer?()
第19题:
Which three objectives would be met by designing Layer 3 switching in the Campus Backbone of a medium size installation?()
第20题:
Which three mechanisims support the forwarding plane of a Layer 3 VPN in JUNOS software? ()
第21题:
heap tables
object tables
partitioned tables
index-organized tables (IOTs)
第22题:
heap tables
object tables
partitioned tables
indexorganized tables (IOTs)
第23题:
can be used over analog circuits
maps Layer 2 to Layer 3 address
encapsulates several routed protocols
supports IP only
provides error correction
第24题:
Layer two
Layer four
Layer one
Layer three