WANs and IP routing Flashcards
1
Q
Acts as a full duplex crossover cable between two routers
Installed by Telco
A
Leased Line
2
Q
HDLC Cisco adds this field
A
Type
3
Q
Data link layer protocols for leased lines
A
HDLC and PPP
4
Q
Ethernet over MPLS
A
tech that can be used to create WAN service
5
Q
HDLC router encapsulation
A
strips ethernet header and encapsulates with HDLC header
6
Q
Ethernet as WAN
A
Acts as physical ethernet between 2 routers
7
Q
EoMPLS router encapsulation
A
Uses standard ethernet headers for encapsulation
8
Q
IP layer routing steps
A
FCS error check Strip eth headers CHeck destination IP check routing table encapsulate with L2 headers and forward
9
Q
ARP
A
allows devices to learn mac by broadcasting a request
10
Q
Allows routers to learn routes over a network
A
routing protocol
11
Q
Making request to a server to match an IP to a hostname
A
DNS
