SMC Networks Router SMCWBR14-N User Manual

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Status_Statistics 
The Statistics page displays all of the LAN, WAN, and Wireless packet transmit and receive statistics. 
 
 
Sent  
The number of packets sent from the router.   
Received  
The number of packets received by the router.   
TX Packets Dropped   
The number of packets that were dropped while being sent, due to errors, collisions, or router 
resource limitations.   
RX Packets Dropped   
The number of packets that were dropped while being received, due to errors, collisions, or 
router...

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Status_Active Sessions 
The Active Sessions page displays full details of active sessions through your router. A session is a 
conversation between a progam or application on a LAN-side computer and a program or application 
on a WAN-side computer. 
 
 
Internal  
The IP address and port number of the LAN-side application.   
Protocol  
The communications protocol used for the conversation.   
External  
The IP address and port number of the WAN-side application.   
NAT  
The port number of the...

80 
• SS: SYN Sent -- One of the systems is attempting to start a connection.   
• EST: Established -- the connection is passing data.   
• FW: FIN Wait -- The client system has requested that the connection be stopped.   
• CW: Close Wait -- the server system has requested that the connection be stopped.   
• TW: Time Wait -- Waiting for a short time while a connection that was in FIN Wait is 
fully closed.   
• LA: Last ACK -- Waiting for a short time while a connection that was in Close Wait is 
fully...

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Originator 
The IP address and, where appropriate, port number of the computer that originated a network 
connection.  
Target 
The IP address and, where appropriate, port number of the computer to which a network 
connection has been made.   
Protocol 
The communications protocol used for the conversation.   
State 
State for sessions that use the TCP protocol.   
• NO: None -- This entry is used as a placeholder for a future connection that may occur. 
• SS: SYN Sent -- One of the systems is...

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Priority 
The priority given to packets sent wirelessly over this conversation by the WISH logic. The 
priorities are:   
• BK: Background (least urgent). 
• BE: Best Effort. 
• VI: Video. 
• VO: Voice (most urgent). 
Time Out 
The number of seconds of idle time until the router considers the session terminated. The initial 
value of Time Out depends on the type and state of the connection.   
300 seconds 
UDP connections. 
240 seconds 
Reset or closed TCP connections. The connection does not close...

83 
Glossary 
A 
Access Control List   
ACL. This is a database of network devices that are allowed to access resources on the 
network.  
Access Point   
AP. Device that allows wireless clients to connect to it and access the network   
ActiveX  
A Microsoft specification for the interaction of software components.   
Ad-hoc network   
Peer-to-Peer network between wireless clients   
Address Resolution Protocol   
ARP. Used to map MAC addresses to IP addresses so that conversions can be made in both...

84 
American Standard Code for Information Interchange. This system of characters is most 
commonly used for text files   
Attenuation  
The loss in strength of digital and analog signals. The loss is greater when the signal is being 
transmitted over long distances.   
Authentication  
To provide credentials, like a Password, in order to verify that the person or device is really 
who they are claiming to be   
Automatic Private IP Addressing   
APIPA. An IP address that that a Windows computer will...

85 
A time during processes when something causes the process to slowdown or stop all together   
Broadband  
A wide band of frequencies available for transmitting data   
Broadcast  
Transmitting data in all directions at once   
Browser  
A program that allows you to access resources on the web and provides them to you 
graphically  
C 
Cable modem   
A device that allows you to connect a computer up to a coaxial cable and receive Internet 
access from your Cable provider   
CardBus  
A newer version...

86 
The second layer of the OSI model. Controls the movement of data on the physical link of a 
network  
Database  
Organizes information so that it can be managed updated, as well as easily accessed by users 
or applications.   
DB-25  
A 25 ping male connector for attaching External modems or RS-232 serial devices   
DB-9  
A 9 pin connector for RS-232 connections   
dBd  
Decibels related to dipole antenna   
dBi  
Decibels relative to isotropic radiator   
dBm  
Decibels relative to one milliwatt...

87 
Demilitarized Zone. A computer that logically sits in a no-mans land between the LAN and 
the WAN. The DMZ computer trades some of the protection of the routers security 
mechanisms for the convenience of being directly addressable from the Internet.   
DNS  
Domain Name System: Translates Domain Names to IP addresses   
Domain name   
A name that is associated with an IP address   
Download  
To send a request from one computer to another and have the file transmitted back to the 
requesting...