Cisco 7604 Configuration Manual page 714
Catalyst 6500 series switch and cisco 7600 series router firewall services module configuration guide using the cli
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- Configuration manual (1011 pages) ,
- Installation manual (324 pages) ,
- User manual (98 pages)
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Glossary
Maximum transmission unit, the maximum number of bytes in a packet that can flow efficiently across
MTU
the network with best response time. For Ethernet, the default MTU is 1500 bytes, but each network
can have different values, with serial connections having the smallest values. The MTU is described
in RFC 1191.
Multicast refers to a network addressing method in which the source transmits a packet to multiple
multicast
destinations, a multicast group, simultaneously. See also PIM, SMR.
N
A third-party, policy-oriented filtering application that works with the FWSM to control user web
N2H2
access. N2H2 can filter
username and password. The N2H2 corporation was acquired by Secure Computing in October, 2003.
Network Address Translation. Mechanism for reducing the need for globally unique IP addresses.
NAT
NAT allows an organization with addresses that are not globally unique to connect to the
translating those addresses into a globally routable address space.
Network-Based Application Recognition.
NBAR
Network Extension Mode. Lets
NEM
private network over the
Network Basic Input/Output System. A Microsoft protocol that supports Windows host name
NetBIOS
registration, session management, and data transfer. The FWSM supports NetBIOS by performing
NAT
See mask.
netmask
In the context of FWSM configuration, a network is a group of computing devices that share part of
network
an IP address space and not a single host. A network consists of multiple nodes or hosts. See also host,
Internet, intranet, IP, LAN, and node.
network management system. System responsible for managing at least part of a network. An NMS is
NMS
generally a reasonably powerful and well-equipped computer, such as an engineering workstation.
NMSs communicate with agents to help keep track of network statistics and resources.
Devices such as routers and printers that would not normally be called hosts. See also host, network.
node
Storage or memory that, unlike RAM, retains its contents without power. Data in a nonvolatile storage
nonvolatile storage,
memory
device survives a power-off, power-on cycle or reboot.
Network processor.
NP
Network service access point identifier. One of two components of a
NSAPI
component being the IMSI. See also IMSI.
Not-so-stubby-area. An OSPF feature described by RFC 1587. NSSA was first introduced in Cisco
NSSA
IOS software release 11.2. It is a non-proprietary extension of the existing stub area feature that allows
the injection of external routes in a limited fashion into the stub area.
Catalyst 6500 Series Switch and Cisco 7600 Series Router Firewall Services Module Configuration Guide using ASDM
GL-12
HTTP
requests based on destination host name, destination IP address, and
VPN
tunnel.
of the packets for NBNS UDP port 137 and NBDS UDP port 138.
VPN
hardware clients present a single, routable network to the remote
Internet
GTP
tunnel ID, the other
OL-20748-01
by
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Troubleshooting
