
117358-A Rev. A
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TFTP Overview .............................................................................................................2-10
Telnet Overview ............................................................................................................2-11
How Telnet Works ...................................................................................................2-12
Telnet Server ...................................................................................................2-12
Telnet Client .....................................................................................................2-13
NTP Overview ..............................................................................................................2-15
Understanding NTP Terminology ..................................................................................2-15
NTP System Implementation Model .............................................................................2-15
Understanding How NTP Distributes Time Within the Subnet ...............................2-17
Synchronizing with the Best Available Time Server ...............................................2-17
NTP Modes of Operation .......................................................................................2-18
Unicast Client Mode ........................................................................................2-18
Broadcast and Multicast Client Mode ..............................................................2-19
NetBIOS Overview .......................................................................................................2-20
NetBIOS in an IP Environment ...............................................................................2-21
Forwarding Name Queries over an Unnumbered Interface ....................................2-24
Chapter 3
Customizing TCP Services
Setting Minimum Retransmission Timeout .....................................................................3-1
Setting Maximum Retransmission Timeout ....................................................................3-3
Setting Maximum Window Size (bytes) ..........................................................................3-4
Chapter 4
Customizing FTP Services
Specifying the FTP Default Volume ................................................................................4-2
Specifying Number of Login Retries ...............................................................................4-3
Specifying Maximum FTP Idle Timeout ..........................................................................4-4
Specifying the Maximum Number of FTP Sessions .......................................................4-5
Specifying the Data Transmission Type ..........................................................................4-6
Specifying the FTP Control Connection .........................................................................4-7
Specifying a Data Transfer Value ....................................................................................4-8
Specifying the TCP Window Size ...................................................................................4-8
Chapter 5
Customizing TFTP Services
Specifying the Default Volume for the Router .................................................................5-1
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