TMS zl Management and Configuration Guide ST.1.0.090213

B-15
Glossary
integrity check
value
See ICV.
inter-chassis
failover
A failover scheme in which the members of an HA cluster fail over to other
members in the different host chassis.
inter-VLAN Between different VLANs.
Internal The Internal zone. A zone on the internal network.
intra-chassis
failover
A failover scheme in which the members of an HA cluster fail over to other
members in the same host chassis.
intra-VLAN Within the same VLAN.
intrusion
detection
See IDS.
intrusion
prevention
See IPS.
IP address object An address object that contains up to 100 individual, non-contiguous IP
addresses.
IP address pool A range of IP addresses that is reserved for a specific purpose, such as NAT or
VPN traffic.
IP compression The process by which IP packets are made shorter through the use of a
compression algorithm.
IP protocol scan The attacker sends a packet to a particular IP protocol, and the host responds
if that protocol is in use.
IP range address
object
An address object that contains up to 100 ranges of contiguous IP addresses.
IP reassembly The reconstruction of fragmented IP packets by a router before forwarding
them to their destination.
IP reassembly
attack
An attack that degrades network performance by exploiting the network’s IP
reassembly guidelines.
IP spoofing Creating packets with a forged IP address. IP spoofing is used to conceal an
attacker’s IP address or to deceive network devices into thinking a packet
originated from a trusted IP address.
IPDS Another name for IDS/IPS.