3Com Telecommuting Module
Version
Page
 United States Government Legend
Page
 Table of Contents
Page
 Part I. Introduction to 3Com VCX IP Telecommuting Module
Page
 Introduction to 3Com VCX IP Telecommuting Module
What is a Telecommuting Module?
Configuration alternatives
 DMZ Configuration
DMZ/LAN Configuration
 Quick guide to 3Com VCX IP Telecommuting Module installation
Standalone Configuration
 Introduction to 3Com VCX IP Telecommuting Module
 About settings in 3Com VCX IP Telecommuting Module
 Introduction to 3Com VCX IP Telecommuting Module
 Installation with magic ping
Installing 3Com VCX IP Telecommuting Module
Installation
Installation with a serial cable
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Page
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 Installation with a diskette
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Page
 Turning off a Telecommuting Module
Remember to lock up the Telecommuting Module
 Installing 3Com VCX IP Telecommuting Module
 Logging on
Configuring 3Com VCX IP Telecommuting Module
Log on again
 Log out
Navigation
Site Map
 Basic Configuration
Administration
SIP Services
Network Configuration
 Failover
Quality of Service
Overview of configuration
Virtual Private Networks
 Preliminary and permanent configuration
Page
 IP address
Mask/Bits
 Name queries in 3Com VCX IP Telecommuting Module
No. of computers Mask Bits
Page
 Configuring 3Com VCX IP Telecommuting Module
 Part II. How To
Page
 DMZ Telecommuting Module, SIP server on the WAN
How To Configure SIP
Networks and Computers
 Surroundings
 Basic Settings
Interoperability
 Filtering
Routing
 DMZ Telecommuting Module, SIP server on the LAN
Save/Load Configuration
 Networks and Computers
 Basic Settings
 Routing
 Standalone Telecommuting Module, SIP server on the WAN
 Basic Settings
 Filtering
 Client Settings
Standalone Telecommuting Module, SIP server on the LAN
 Basic Settings
 Interoperability
 DMZ/LAN Telecommuting Module, SIP server on the WAN
 Basic Settings
 Filtering
 DMZ/LAN Telecommuting Module, SIP server on the LAN
 Interoperability
 Filtering
 LAN Telecommuting Module
 Surroundings
 Filtering
 Remote SIP Connectivity
 Firewall
 How To Configure SIP
 How To Configure Advanced SIP
Outgoing Calls
 Show One Number When Calling
 Show Different Numbers When Calling
 Incoming Calls
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 Authentication by Accounts a.k.a SIP Trunk via SIP accounts
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Page
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 Incoming Calls
Page
 Multiple Operators Least Cost Routing
Page
 Multiple PBXs
 How To Configure Advanced SIP
 How To Configure Advanced SIP
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 General
Basic Configuration
Basic Configuration
Name of this Telecommuting Module
 DNS Servers
Default domain IP Policy
Policy For Ping To Your 3Com VCX IP Telecommuting Module
 Save
Access Control
Cancel
Look up all IP addresses again
 Configuration Allowed Via Interface
User Authentication For Web Interface Access
Configuration Transport
 Configuration via Http
Configuration via Https
 Configuration via SSH
Configuration Computers
DNS Name Or Network Address
 Range
Network address
Netmask/Bits
Via IPsec Peer
 Radius
 Port
Radius Servers
Radius server
Secret
 Contact IP Address
Identifier
Status for Radius Servers
 Received replies
Score
Sent requests
Consecutive sends
 Configuration of a Radius server
Value
 Contact person
Snmp v1 and v2c
Telecommuting Module IP address to respond to Snmp requests
Node location
 Snmp
Access via SNMPv1 and SNMPv2c
Access via SNMPv3
Community
 Snmp Traps
Password
Authentication
User
 Trap receiver
Resource Monitoring
Trap sending function
Version
 SIP User Registrations Trap Levels
Download the 3Com MIB
SIP Sessions Trap Levels
CPU Load Trap Levels
 DynDNS General Configuration
Dynamic DNS update
DynDNS service
Use DynDNS
 Wildcard hostnames Offline URL redirection
IP address for updates
User, Smtp Server
Username
 Smtp server
DNS Names to Update at DynDNS
Smtp server is backup
DNS Name
 Name
Certificates
Private Certificates
Certificate
 Create certificate or certificate request
 CA Certificates
 Advanced
Timeouts
CA Certificate
 Timeout for established TCP connections
Timeout for one-way UDP connections
Timeout for two-way UDP connections
Timeout for Icmp connections
 DMZ/LAN Configuration
 Current Telecommuting Module Type
Telecommuting Module Type configuration
Change Telecommuting Module Type to
 Change type
 Save/Load Configuration
Administration
Duration of limited test mode
Test Preliminary Configuration
 Show Message About Unapplied Changes
Backup
Apply configuration
 Save/Load CLI Command File
 Abort All Edits
Show Configuration
Revert to Old Configurations
Reload Factory Configuration
 Password For the ’admin’ Account
User Administration
Old password
 Other Accounts
New password, Confirm password
Change administration password
Account Type
 Currently Logged In Administrators
 Log Out
Upgrade
Upgrade
Step
 Abort upgrade
Try the upgrade
Accept upgrade
Table Look
 Edit Column
 Date and Time
Change Time Zone
 Time
Change Date and Time Manually
Date
Set date and time manually
 Change Date and Time With NTP
NTP Servers To Use If NTP Is Enabled
Synchronize time with NTP
 Restart the SIP Module
Reboot Your 3Com VCX IP Telecommuting Module
Restart
Automatic Restart of the SIP Module
 Administration
 Administration 118
 Network Configuration
Networks and Computers
 Subgroup
Name
Lower Limit
 Delete Row
Upper Limit
Interface/VLAN
Create
 Priority
Default Gateway
Main Default Gateways
Interface
 Policy For Packets From Unused Gateways
Gateway Reference Hosts
 Physical device
Interface Network Interface 1
Interface name
 Directly Connected Networks
Obtain IP Address Dynamically
 Vlan Id
Alias
Broadcast address
Vlan Name
 Static Routing
 Routed network
Router
 Vlan
Named VLANs
 Interface Status
Interface Status
 Dhcp Client Status
PPPoE Client Status
 PPPoE
Authentication
Keep Alive
 LCP echo-request interval
Surroundings
Log class for PPPoE negotiations
 Network
Data Interfaces
Additional Negotiators
 Select a data interface here
 Network Configuration 136
 Search the Log
Logging
Display Log
Display log
 Support Report
Packet Selection
 Protocol/Port Selection
Packet Type Selection
IP Address Selection
All IP protocols
 Icmp
 SIP Methods
SIP Packet Selection
Call-ID
IP addresses
 Time Limits
 Export the Log
Show This
Show newest at top
 Log
Clear form
 Display Load
RST
 Direction
Packet Load
Time Period
Unit
 Value
 Diagram Heading
Diagram
Diagram Size
View diagram
 Log class for spoofed packets
Inbound Traffic
Log class for non-SIP packets
Log class for broadcast packets
 Log class for Snmp errors
Log class for email errors
Log class for Radius errors
Log class for Dhcp requests
 Log class for IPsec key negotiation debug messages
VPN Events
Log class for IPsec key negotiations
Log class for ESP packets
 SIP Events
 Other
 Email Address
Log Classes
Local Log
 Log Sending
Syslog
 Status for Outbound Email
Smtp Server
Syslog Servers
 Reverts the fields to the previous configuration 157
 Logging 158
 Basic Settings
SIP Services
Administration of SIP
SIP Module
 Transport
Additional SIP Signaling Ports
Provisioning Relay
Comment
 Public IP address for NATed Telecommuting Module
SIP Media Port Range
SIP Servers To Monitor
 SIP Logging
Server
 Log class for SIP signaling
 Loose Routing
Interoperability
Relaxed Refer-To
 SIP Server
Remove Via Headers
Translation Exceptions
Except this from translation
 Force Translation
Expires Header
Always Translate This
 URI Encoding
 Loose Username Check
Signaling Order of Re-INVITEs
User Matching
 Force Record-Route for Outbound Requests
Accept RTP/AVP With sdescriptions
Transmit RTP/AVP With sdescriptions
Force Record-Route for All Requests
 Force Remote TLS Connection Reuse
Accept TCP Marked As TLS
 Allow Large UDP Packets
Remove Headers in 180 Responses
 Use Cancel Body In ACK
Forward Cancel Body
Preserve RFC 2543 Hold
 Open Port 6891 For File Transfer
Allow RFC 2069 Authentication
Convert Escaped Whitespaces in URIs
 Strip ICE Attributes
Keep User-Agent Header When Acting as B2BUA
Ports and the maddr Attribute
 Sessions and Media
Session timer
Timeout for SIP over TCP/TLS
Session Configuration
 Allowed number of concurrent sessions
Media Configuration
Limitation of sender of media streams
 Limitation of RTP Codecs
 Name
Codecs
Type
This Codec Is Allowed
 Local Ringback Played at Call Transfer
Local Ringback
Music on Hold Redirection
Ring Tone for Local Ringback
 Requests
Default timeout for Invite requests
Maximum timeout for Invite requests
SIP blacklist interval
 Maximum number of retransmissions for Invite requests
Base retransmission timeout for SIP requests
Remote SIP Connectivity
Maximum number of retransmissions for non-INVITE requests
 Stun server IP addresses
Stun Server
Stun server
Stun ports
 Remote NAT traversal
Remote Clients Signaling Forwarding
Remote NAT Traversal
IP Address for Remote Clients
 Forward Signaling from IP Address
NAT timeout for UDP
NAT timeout for TCP
NAT keepalive method
 SIP Traffic
SIP Methods
 Allow
Method
Traffic To
Auth
 From Network
Filtering
Sender IP Filter Rules
Action
 Content Type
Content Types
Default Policy For SIP Requests
Allow
 Header Filter Rules
 Local Registrar
Default Header Filter Policy
Local SIP Domains
 Local SIP User Database
Domain
 Authentication Name
Authentication and Accounting
Register From
 Authentication settings
SIP User Database
 Trusted Domains
Asserted-Identity
Use P-Asserted-Identity
Network
 Use Dial Plan
Dial Plan
Radius Accounting
Emergency Number
 Matching From Header
Reg Expr
 Head
Matching Request-URI
Prefix
Tail
 Forward To
Min. Tail
 Replacement URI
Subno
 Dial Plan
 Add Prefix
Request-URI
Forward To
Enum Root
 Method
Methods in Dial Plan
Register in Dial Plan
 Routing
Enum Root
 DNS Override For SIP Requests
 Relay To
Weight
SIP Routing Order
Port
 Class 3xx Message Processing
Routing Function
 Also Forward To
Static Registrations
Requests To User
User
 For clients not supporting Refer
Local Refer Handling
Always handle Refer locally
Sip/sips
 For dialogs with specified User-Agent header
For clients not supporting replaces
For dialogs with specified From URI
From URIs For Which Refer is Handled Locally
 Alias
User Routing
Restrict Incoming Callers
 Send To Voice Mail
Forward
Action
 Voice Mail Server
 Request-URI Domain
Outbound Proxy
From Domain
Domain or IP Address
 Tel URIs
Gateway
 Active Sessions
Registrar and Session Status
Monitored SIP Servers
 Monitored SIP server status
Registered Users
Monitored SIP server
Registered from
 Network Interface Selection
Tools
Packet Capture
IP Address Selection
 Tools Any
 Icmp
 Check Network
Check Network
Collect data
Test Results
Page
 Tools 222
 SIP over UDP
Firewall and Client Configuration
DMZ type
SIP over TCP/TLS
 DMZ/LAN type
SIP clients
 Standalone type
 SIP clients
 Part IV Com VCX IP Telecommuting Module Serial Console
Page
 Connecting to the serial console
Basic Administration
Main Menu
 Exit admin
Set password
Command line interface
Wipe email logs
 Physical device name
Deactivate other interfaces
 Configure from a single computer
Configure from multiple computers
 Password
 Wipe email logs
 Set password
Exit admin
 Basic Administration 236
 Command Reference
Command Line Reference
Help and Troubleshooting
 Modifying Tables
 Modify-row
List-tables
Load-factory
Revert-edits
 Table Definitions
 Config.allowviainterface
Config.allowconfig
Config.authlogclass
 Config.httpsservers
Config.authentication
Config.httpservers
Config.mgmtlogclass
 Fentalwaysfentexceptions
Failover.ifacerefhosts
Fent.alwaysfent
Fentalwaysfentinterfaces
 Fent.fentkeepalive
Fent.mapsignaladdress
Field Name Field Type Explanation Enabled OnOffToggle
Fent.mediarelease
 firewall.broadcastlogclass
firewall.defaultpolicy
firewall.blindroutepolicy
firewall.dhcplogclass
 firewall.ownlogclass
firewall.networkgroups
firewall.pingpolicy
 firewall.spoofinglogclass
firewall.services
firewall.policylogclass
firewall.timeclasses
 Idsips.active
Idsips.predefinedipsrules
 Ipsec.espproposals
Idsips.ratelimitedips
Ipsec.cryptodef
Ipsec.espahlogclass
 Ipsec.ipsecnets
Ipsec.ikelogclass
Ipsec.ikeproposals
Ipsec.nattkeepalive
 Ipsec.radiusauthserver
Ipsec.plutologclass
Ipsec.plutoverboselogclass
Field Name Field Type
 Ipsec.userauthlogclass
Ipsec.tunnelednets
Ipsec.x509cacerts
 Misc.dnsservers
Misc.conntracktimeouts
Ipsec.x509cert
Misc.dyndns
 Misc.ntpservers
Misc.dyndnsname
Misc.fversion
Field Name Field Type Explanation DomainName
 Misc.usentp
Monitor.cpuloadlevelalarm
Misc.unitname
Monitor.emailalertlogclass
 Monitor.hardwarelogclass
Monitor.memorylevelalarm
Monitor.radiuserrorslogclass
Monitor.logclasses
 Monitor.snmpagentaddress
Monitor.siplevelalarms
Monitor.snmpagentlogclass
 Monitor.snmpnodelocation
Monitor.snmpcontactperson
Monitor.snmpmanagementstations
Monitor.snmppacketlogclass
 Monitor.snmptrapsending
Monitor.snmpv1v2caccess
Monitor.snmpv3access
Monitor.snmpv1v2cauth
 Monitor.watchdogs
Network.extradefaultgateways
Monitor.syslogservers
Network.aliasaddresses
 Network.localnets
Network.interfaces
Network.pppoe
 Network.vlans
Network.routetestservers
Network.routes
Field Name Field Type Explanation Server DnsIpAddress
 Pptp.grelogclass
Password.adminusers
Pptp.pptpenable
Pptp.pptplogclass
 Pptp.pptpneglogclass
Pptp.pptpserverip
Pptp.pptpusers
Field Name Field Type Explanation PPTPOwnIpReference
 Qos.bandwidths
Qos.classes
 Qos.ingressdefaultqueueing
Qos.egressdefaultqueueing
Qos.egressqueueing
 Qos.status
Qos.ingressqueueing
Qos.sipcac
Qos.tagging
 Sip.addexpireheader
Sip.acceleratedtls
Sip.active
Sip.allowedcodecs
 Sip.b2buaofferfromtemplate
Sip.defaultgateway
Sip.authmethods
Sip.codecfiltering
 Sip.externalrelay
Sip.emergency
Sip.externradiusdb
Field Name Field Type Explanation DnsIpAddress
 Sip.forcemodify
Sip.forwardcancelbody
Sip.fixfiletransferport
Sip.forwardtoheader
 Sip.ignoreuriportwhenmaddr
Sip.headerfilterdefault
Sip.headerfilterrules
Field Name Field Type Explanation Action Sipfilteractionsel
 Sip.listen
Sip.largeudp
Sip.lcscompanion
Sip.localdomains
 Sip.lrtrue
Sip.loosereferto
Sip.looseusernamecheck
Sip.mediaencryptionpolicy
 Sip.mediaports
Sip.mediaencryptionsettings
Sip.mediaencryptionsuite
Field Name Field Type Explanation Portslower PortNumber
 Sip.message
Sip.mediatimeouts
Sip.mediarestriction
Sip.mfull
 Sip.monitorserver
Sip.optiontimeout
Sip.mimetypes
Sip.musiconhold
 Sip.percent20towhitespace
Field Name Field Type Explanation Timeout OptionTimeout
Sip.outboundproxy
Sip.preserve2543hold
 Sip.registrarlimits
Sip.radiusacct
Sip.recurseon3xxinb2bua
Sip.relayrules
 Sip.rewritetoforregisterindp
Sip.removevia
Sip.replyconfig
Sip.ringback
 Sip.rroutealways
Sip.routeusesport
Sip.routingorder
Sip.rrouteoutbound
 Sip.sessionlimits
Sip.signaladdressfordestination
Sip.siperrorslogclass
Sip.sipalias
 Sip.sipmedialogclass
Sip.sipsignalinglogclass
Sip.siplicenselogclass
Sip.sipmessagelogclass
 Sip.stripiceattributes
Sip.tcptimeout
Sip.sttype
Sip.surroundings
 Sip.tlsclientcfg
Sip.tlssettings
Sip.tlscacerts
Sip.tlsservercfg
 Sip.uriencoding
Sip.transactionconfig
Sip.trusteddomain
Field Name Field Type Explanation Uriencodingsel
 Sipswitch.b2buatransferenable
Sip.usecancelbodyinack
Sipswitch.accounts
Sip.uaregister
 Sipswitch.dialplanenable
Sipswitch.b2buatransferfromuser
Sipswitch.dialplan
Field Name Field Type Explanation User AliasAlias
 Sipswitch.forwardto
Sipswitch.dialplanmethods
Sipswitch.enumroot
Field Name Field Type Explanation Enabled Fallbacksel
 Sipswitch.requestto
Sipswitch.incomingunauth
Sipswitch.requestfrom
Field Name Field Type Explanation Url SipWildcardUrl
 Sipswitch.userrouting
Sipswitch.users
 Userdb.radiusservers
Sipswitch.voicemail
Userdb.radiuslocalendpoint
Voipsm.voipsm
 Field Types
AdminPassword
AdminTypeSel
Voipsm.voipsmdomains
 AliasIpReference AliasUser
AdminUser
AliasAlias
AuthData
 CryptoDefReference DepUsableVlanInterface DnsDynIpAddress
CaReference
CertReference
DnsDynIpNetworkInterface DnsDynIpOtherHost
 EnumReference
DyndnsPassword
DyndnsServiceSel
EspCryptoReference FirewallLogclassReference
 IpsRuleName
InterfaceSel
InviteRetransmitCount
IpsecAuthSel
 MaxMessageSizeInteger
IsakmpSALife
LogclassReference
MaxReg
 OnOffToggle
NonemptyString
OnOffButton
OnOffToggleOn
 OptDSCPInteger
OptDnsAutoRuntimeReachableHost OptDnsIpAddress
OptComment
OptDepOwnIpReference
 OptIpsecNetReference
OptForwardToReference
OptIcmpRangeList
OptIpsecPeerReference
 OptPercent
OptPassword
OptServicesReference
OptPercentFloat
 OptString
OptionTimeout
OptSipUserDomain
OptTimeclassReference
 PPTPOwnIpReference
PptpPassword
RegTimeout
Percent
 SipUserPassword
SessionTimeout
SipUserDomainDefaultAll
SIPRadiusSel
 SipWildcardUrl
SnmpPassword
TimerAFloat
SubGroup
 Accounttypesel
Accountvoicemailsel
 Blindsel
Addexpireheadersel
Autonegsel
Bypasstransportsel
 Fallbacksel
Configauthsel
Dpactionsel
Fentkeepalivesel
 Hitsnumber
Functionsel
Fwtypesel
Mediaencryptionsuitesel
 Pqueuesel
Pingpolicysel
Policysel
Qostypesel
 Restfuncsel
Rfc2782weight
RegexpwithAt
Rfc2782priority
 Sipfunctionsel
Sipauthdirsel
Sipfilteractionsel
Sipsel
 Snmpv3privacysel
Snmptrapversionsel
Snmpv3authsel
Sttypesel
 Tlsclientmethods
Sysloglevelsel
Tlsservermethods
 Uriencodingsel
Tlsconfsel
Trusteddomaintransportsel
Voipsmmethodsel
 Add and change firewall rules
CLI command examples
Windownumber
 Apply a configuration
 Part V. Appendices
Page
 Appendix A. More About SIP
Why use SIP?
SIP Protocol
 SIP and Firewalls
Managing Your Own SIP Domain
Configuring the 3Com VCX IP Telecommuting Module
Page
 Configuring the DNS Server
Configuring the PBX
Configuring the SIP Clients
 SIP in 3Com VCX IP Telecommuting Module
SIP Sessions
Establishing a SIP session
 SIP Packet Headers
Contact
 Record-Route
Content-Type
Via
Route
 Appendix A. More About SIP 328
 No traffic shown in the log
Appendix B. Troubleshooting
Network troubleshooting
Traffic discarded as spoofed
 SIP users can’t register through the Telecommuting Module
SIP troubleshooting
SIP users can’t register on the Telecommuting Module
SIP Trunking calls via SIP operator
 Administration troubleshooting
Call is established, but there is no voice
 SIP send failure -1 on socket -1 event number
SIP errors
Log Messages
Destination IP addressport is known bad. Skipping
 Starting SIP UDP server at port
IPsec key negotiations
Starting SIP TCP server at port
Stopped SIP TCP server
 Configuration server logins
 List of the most important reserved ports
Name Port/protocol Description
 WWW
 Cmip
 Krcmd Kerberos encrypted remote shell -kfall
 List of Icmp types
Type Name
 Type Name Reference
Icmp codes
Icmp type Name Code Description
 Unreachable for Type
 Internet protocols and their numbers
Protocol number Keyword
 IP intervals
 Set bits Mask IP address class
 Reserved IP addresses
Class IP in- tervals
Page
 Appendix D. Definitions of terms
ARP
 DMZ
 349
 Https
 NAT
 Nntp
 353
 PPP
 SIP
 Uucp
 357
 Appendix D. Definitions of terms 358
 BSD derived licenses
Appendix E. License Conditions
Software developed by Peter Åstrand
Terms
 Software developed by Carnegie Mellon University
 Software developed by Gregory M Christy
Software developed by Cisco Systems
 Software developed by Digital Equipment Corporation
 Dhcp license
Software developed by Jason Downs
 Software developed by Brian Gladman
 Version 2, June
Software developed by Google, Inc
GNU General Public License GPL
Preamble
 GNU General Public License
 367
 368
 No Warranty
 IBM Public License
 Software developed by Ingate Systems
Software developed in the GIE Dyade cooperation
 Software developed by Tommi Komulainen
 GNU Library General Public License Lgpl v
USA
 374
 GNU Library General Public License
 376
 377
Page
 379
 380
 GNU Lesser General Public License Lgpl v
Version 2.1, February
 382
 GNU Lesser General Public License
 384
 385
 386
Page
 Glibc Tzdata 2006a 388
 Software in the GNU C distribution
 Appendix E. License Conditions
 Appendix E. License Conditions
 392
 More software in the GNU C distribution
 394
 License exceptions for gcc/libgcc2.c
 License
License exceptions for libstdc++
License for lilo
Disclaimer
 Software developed by Paul Mackerras
 Software developed by Pedro Roque Marques
Software developed at M I T
 License for Net-SNMP
Part 1 CMU/UCD copyright notice BSD like
 Part 4 Sun Microsystems, Inc. copyright notice BSD
 Part 5 Sparta, Inc copyright notice BSD
 Part 6 Cisco/BUPTNIC copyright notice BSD
 License for NTP
License for OpenSSH
 404
 Appendix E. License Conditions
 406
 407
 Snprintf replacement Copyright Patrick Powell
 409
 License for OpenSSL
 License for OpenSWAN
 Python license
Release Derived Year Owner GPL- compatible? From
 Terms and Conditions for Accessing or Otherwise Using Python
 Beopen Python Open Source License Agreement Version
 Cnri License Agreement for Python
 License for Python Imaging Library
CWI License Agreement for Python 0.9.0 Through
 License for Rdisc
 Software developed by RSA Data Security, Inc
More software developed by RSA Data Security, Inc
 License for SSL
 License for stunnel
Software developed by Sun Microsystems, Inc
 More software developed by Sun Microsystems, Inc
License for Sun RPC
 License for termcap
Software developed by Trusted Information Systems, Inc
 Software developed by Andrew Tridgell
Software developed by Paul Vixie
 Software developed by Rayan S Zachariassen
Vovida Software License v
Vovida Software License, Version
 License for zlib
Software developed at University of California
 Openswan-kernel
 427
 Appendix E. License Conditions
 Appendix E. License Conditions Readlink
 Appendix E. License Conditions 430
 Purchase Extended Warranty Professional Services
Register Your Product to Gain Service Benefits
Solve Problems Online
Appendix F. Obtaining Support for Your 3Com Products
 Telephone Technical Support and Repair
Access Software Downloads
Contact Us
Asia, Pacific Rim Telephone Technical Support and Repair
 Latin America Telephone Technical Support and Repair
Country Telephone Number
 US and Canada Telephone Technical Support and Repair
 For administration
Index
 Configuration logins
 From the Telecommuting Module
 MIBs