What IP protocol does DHCP use to make a query

What port does a DHCP server listen on to receive requests?

What port does a DHCP client listen on to receive responses from a DHCP server?

If a client receives a lease for 24 hours, when would it normally begin trying to renew the lease?

What DHCP message is sent to renew a lease?

What DHCP message is sent to begin the process of obtaining a lease?

What Information might a DHCP server give a client besides the IP address?

If a DHCP relay process relays a DHCP discover or request packet it will fill in which field in the DHCP discover or request packet before it forwards it to DHCP server?

Is there any correlation between numbers in a hosts IP address and segments of the domain name separated by dots?

What IP protocol do clients usually use to make requests to DNS servers?

How does a host know which DNS servers to talk to?

The servers which serve the . (top level) domain are known as?

What are the typical records used in the DNS system? What type of data is stored in the A record? What type is stored in the MX? What type is stored in the PTR?

If a server is authoritative for a zone could it be the SOA for the zone?

Can a DNS server be authoritative for no zones?

If a server receives two queries for the same domain name right after each other, does it need to query other servers when it receives the second query? Why or why not?

How long will a server cache a record provided to it from another server?

What is the type of DNS record you query to find the hostname associated with a IP address

Can a host with a public address initiate a connection to a host with a private NAT address?

If a host has an IP address of 10.0.1.1/24 and a default NAT gateway of 10.0.1.254, and the host 10.0.1.1 sends a ping to the host 131.94.1.1 on the public Internet, what will the source IP of the ping be when it arrives at 131.94.1.1?

Does a box working as a NAT router need to keep record of the state of each connection that passes through it?

What are the two basic types of routing protocols?

What are the two types of Internal routing protocols?

What are examples of Internal routing protocols?

What IP protocol does RIP use to exchange information?

What IP protocol does OSPF use to exchange information?

What IP protocol does BGP use to exchange information?

What is an example of a exterior routing protocol?

Does a host running RIP periodically send its entire routing table to its neighbor?

Does a host running OSPF periodically send its entire routing table to its neighbors?

Can you use RIPv1 on modern classless networks?

Can you use RIPv2 on modern classless networks?

What is the protocol used to exchange routing information between organizations (autonomous systems) on the Internet today?

What are two WAN technologies that use PPP for framing?

What is the standard most cable modems use now?

Frame relay and ATM build virtual circuits on top of what underlying physical topology?

The highest speed data connections over sonet are done with what framing? Why?

ADSL speeds are limited by?

ATM cells are how many octets long?

OC3 is what data rate? OC12? OC48?

What are the 2 broad categories for software based VPN's

What are the two major packet encapsulation VPN standards in use today?

What is the IP protocol of a GRE packet?

What would the protocol type in the GRE header be for a IPv4 packet encapsulated in a GRE packet?

What is the weakness of PPTPv2 session encryption?

What is the IPSEC mode used to provide a true VPN tunnel?

What is the IP protocol used for IPSEC ESP?

What is the "class" and range of assign addresses for multicast?

What are the two major multicast routing protocols? Which is used predominantly today?

What is the protocol that hosts use to tell routers that they wish to receive a multicast group (IE packets destined to a specific multicast address)?

If a multicast packet arrives on an interface, but according to the routing table you would use a different interface to reach the source, will the router forward that packet at all?

What would be the Ethernet destination address of a multicast packet with an IP destination of 226.2.2.2?

If you see an Ethernet multicast frame with a destination Ethernet address of 01-00-5e-10-10-10 what do you know about the IP address of the IP multicast packet within?

What are the two types of radio wireless transmission?

802.11b provides what data rate at what frequency band?

802.11a provides what data rate at what frequency band?

802.11g provides what data rate at what frequency band?

How many bits is a wireless Ethernet address?

When wireless stations talk directly to each other they are operating in what mode?

When wireless stations talk to an access point they are operating in what mode?

Wireless uses CSMA/CA? What does this stand for?

How many bits are in a IPv6 Address?

What is the name of the algorithm that is used to take an endstations MAC address and use it to compute a IPv6 address for the station?

In most cases how many bits of the IPv6 address are assigned to the network and how many to the end station?

You should be able to recognize the written format of a IPv6 address.

How would you re-write the ipv6 address: 2001:0458:0701:0040:5c15:0000:0128:0039 in appropriate shorthand (compressing 0's as appropriate) ?

What is the type of ipv6 address is fe80::1a66:aff:fe09:be0f?

What is the fully expanded (all 128 bits represented in hex) version of fe80::1a66:aff:fe09:be0f?

What is the multicast range for ipv6 addresses?

Is a layer 3 firewall a router?

Can firewall rules be applied only to one of a firewalls interfaces? Or must they be applied to all of them?

Can different interfaces on a firewall have different firewall rules?

What are some examples of information in a datagram that might be used to decide weather to pass or drop a packet?

Is order important in firewall rules applied to an interface?