Cisco ROUTER-SDM-CD User Manual page 962

Glossary
fidelity rating
finger
fingerprint
firewall
Flash
Flash memory
Frame Relay
FTP
G
global IKE policy
gnutella
Cisco Router and Security Device Manager 2.5 User's Guide
GL-14
A number from 1 to 100 that indicates the confidence the rater has that a
signature will generate an accurate alert.
A software tool for determining whether a person has an account at a particular
Internet site. Many sites do not allow incoming finger requests.
The fingerprint of a CA certificate is the string of alphanumeric characters that
results from an MD5 hash of the whole CA certificate. Entities receiving a CA
certificate can verify its authenticity by comparing it to its known fingerprint.
This authentication is intended to ensure the integrity of communication
sessions by preventing "man-in-the-middle" attacks.
A router or access server, or several routers or access servers, designated as a
buffer between any connected public networks and a private network. A firewall
router uses access lists and other methods to ensure the security of the private
network.
A memory chip which retains data without power. Software images can be stored
in, booted from, and written to Flash as necessary.
Industry standard, switched data link layer protocol that handles multiple virtual
circuits using HDLC encapsulation between connected devices. Frame Relay is
more efficient than X.25, the protocol for which it is generally considered a
replacement.
File Transfer Protocol. Part of the TCP/IP protocol stack, used for transferring
files between hosts.
An IKE policy that is global to a device, rather than affecting only a single
interface on that device.
A decentralized P2P file sharing protocol. Using an installed Gnutella client,
users can search, download and upload files across the Internet.
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