MTA Flashcards
(120 cards)
default port used for SMTP
25
ping tool is used to
- self test a host’s own network interface
- determine whether a host is reachable
2 features of DHCP
- address reservation
- ip address exclusion
the command-line tool used to list a host’s active incoming connections is
NETSTAT
which network does the ip address
220.100.100.100 belong to
220.100.100.0/24
a service that resolves NetBios names to ip addresses is
Domain Name Service (DNS)
Windows Internet Name Service (WINS)
teredo tunneling is a protocol that
- allows ipv6 connectivity through ipv4
- dynamically allocates ipv6 addresses
default port used for telnet
23
when a client’s DHCP issued address expires, the client will
attempt to obtain a new address by broadcasting
a Media Access Control (MAC) address indentifies
a network interface card (NIC)
two companies want to share data by using the internet. which type of network provides the solution
Extranet
VPN are implemented to provide
a secure connection through public networks
if an 802.llg Internet connection has connectivity poblems, what may be the cause
electromagnetic interference (EMI)
a network that separates an organization’s private network from a public network is a
Perimeter
which type of network is most vulnerable to intrusion
wireless
attenuation in a wireless network signal is a result of
Distance from the access point
which type of network covers the broadest area
WAN
in LAN topologies, the primary media access methods are
- contention
- token passing
in a physical star topology, the central device is referred to as a
Hub
which technology can you use to extend an internal network across shared or public networks
VLAN
which two are published IEEE 802.11 wireless transmission standards
- 11g
802. 11n
what happens when an 802.11b node starts broadcasting within the range of an 802.11g point
a connection will be established
which technology provides the highest bit rate
DS3
a VPN is an
encrypted connection across the internet