单选题
When using OSPF as your IGP, which operational command must be enabled to populate the TED forCSPF calculations?（）
cspf enable
disable no-cspf
traffic-engineering
enable traffic-engineering-database
多选题
Which three TLV types are valid in an IS-IS Hello PDU?（）
TLV 10 Authentication
TLV 1 Area Addresses
TLV 211 Graceful Restart
TLV 137 Dynamic Hostname Resolution
TLV 14 ABRs
单选题
By default, which JUNOS software routing table contains IPv6 unicast routes?（）
inet.6
ipv6.0
inet0
inet6.0
单选题
What is the default hello interval for RSVP in the JUNOS software?（）
1 second
3 seconds
9 seconds
12 seconds
多选题
What are two characteristics of the RED algorithm as implemented in JUNOS software?（）
It profiles based on bandwidth.
It profiles based on loss priority.
It prevents traffic loss through buffering.
It prevents global synchronization with tail drops.
多选题
Which two statements about IS reachability TLV (TLV 2) and the extended IS reachability (TLV 22) are true?（）
TLV 22 supports wide metrics.
TLV 2 is only used in Level 1 routers.
TLV 22 displays the neighbor's extended areas.
Only TLV 22 can support the inclusion of sub-TLVs.
单选题
Which attribute can influence inbound traffic flows from a neighboring AS?（）
Aggregator
Local preference
Atomic aggregate
Multiple exit discriminator
多选题
What are two functions associated with JUNOS software class of service?（）
Manage ingress bandwidth.
Mark packets for special handling.
Manage congestion by intelligently dropping traffic.
Classify Frame Relay QoS packets into an equivalent IP CoS environment.
单选题
In JUNOS software, what is the only BGP attribute where a higher value is preferred?（）
MED
origin
preference
local preference
多选题
What are two purposes of the 224.0.1.40 address in Auto-RP?（）
Configured mapping agents listen to this address.
Mapping agents select RP for a group based on highest IP address of all the group's C-RPs.
RP mapping agent advertises complete list of group-to-RP mappings.
All configured PIM-SM routers listen to this address and learn the correct RP to use for each known group.
