TMG:Change Management IP Address

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This article explains how to modify the management network interface of TMG800, TMG3200, and TMG7800-CTRL (MGMT0),  
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This article explains how to modify the management network interface of [[TMG800]], [[TMG3200]], and [[TMG7800-CTRL]], and the control ports of the TMG7800-CTRL. <br>
and the control ports of the TMG7800-CTRL (ETH0, ETH1).
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TMG800 and TMG7800-CTRL have MTMG0 and MGMT1 interface configured in bonding. Only one can be connected if management redundancy is not necessary.<br>
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TMG3200 have MGMT0 interface. Redundant management interfaces can be configured after initial configuration.<br>
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[[Tmedia]] devices have a default management IP address of 172.24.0.2<br>
  
By default, all [[Tmedia]] management ports (MGMT0 for the TMG800, TMG3200, TMG7800-CTRL, and ETH0 and ETH1 for the TMG7800-CTRL) are configured as DHCP. To modify this default setting, the [[Tmedia]] is accessed through the serial port. See section '5.1 Connecting to the Serial Port' of the product [[Tmedia_Installation|installation guides]] for further information.
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To modify this default setting, the [[Tmedia]] is accessed through the serial port. See section '5.1 Connecting to the Serial Port' of the product [[Tmedia_Installation|installation guides]] for further information.<br>
 
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TMG800 devices can also connect via the USB port.<br>
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<br>
  
 
To avoid modification of the configuration files using 'vim' or 'nano', which is not very user friendly; TelcoBridges created a shell script to simplify the network configuration of the [[Tmedia]].
 
To avoid modification of the configuration files using 'vim' or 'nano', which is not very user friendly; TelcoBridges created a shell script to simplify the network configuration of the [[Tmedia]].
 
  
 
The script will allow you to:
 
The script will allow you to:
* Change the IP address of the MGMT0 port, and ETH0 and ETH1 ports (for TMG7800-CTRL)
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* Change the IP address, subnet and gateway of the management port
* Change the default network interface and IP address
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* Change the Domain name servers (DNS) used by the internal host.  
* Change the DNS
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<span style="color:#B22222">
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''WARNING'': Remember to restart Toolpack after you change the IP address.
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</span>
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== TMG shell command ==
 
== TMG shell command ==
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*You can ask the script to restart the network service and apply the new configuration.
 
*You can ask the script to restart the network service and apply the new configuration.
 
  Would you like to restart the network service now ?[No]                                    --> yes
 
  Would you like to restart the network service now ?[No]                                    --> yes
 
*Toolpack needs to be restarted to be aware of the change
 
tbtoolpack restart
 
 
== Change dhcp to static ==
 
 
This example changes the IP address from DHCP to a static IP with no DNS server
 
 
*Steps to modify mgmt0 from dhcp to static:
 
Do you want to modify the network settings (enter 'help' for usage) ?[No]                  --> yes
 
Do you want to modify mgmt0 ?[No]                                                          --> yes
 
Select network mode (dhcp or static) ?[dhcp]                                                --> static
 
Enter IP address ?[]                                                                        --> 192.168.0.40
 
Enter network mask ?[]                                                                      --> 255.255.255.0
 
 
*Steps to modify the default gateway address (this is necessary to assign an IP address when in static mode.)
 
Would you like to modify the default gateway address ?[No]                                  --> yes
 
Enter default gateway ip address ?[]                                                        --> 192.168.0.1
 
 
*Steps to remove the DNS configuration
 
Would you like to modify the DNS configuration ?[No]                                        --> yes
 
Would you like to reconfigure the DNS (enter 'remove' to erase dns) ?[No]                  --> remove
 
 
*The script will show you the new configuration. Then you can acknowledge the changes.
 
Do you want to save this new configuration ?[No]                                            --> yes
 
 
*You can ask the script to restart the network service and apply the new configuration.
 
Would you like to restart the network service now ?[No]                                    --> yes
 
 
*Toolpack needs to be restarted to be aware of the change
 
tbtoolpack restart
 
 
== Change static to dhcp ==
 
 
This example changes the IP address from static to DHCP IP with a DNS server (1 domain and 2 nameservers)
 
 
*Steps to modify mgmt0 from static to dhcp:
 
Do you want to modify the network settings (enter 'help' for usage) ?[No]                  --> yes
 
Do you want to modify mgmt0 ?[No]                                                          --> yes
 
Select network mode (dhcp or static) ?[static]                                              --> dhcp
 
Select a dhcp name ?[TB006201]                                                              --> TB006201
 
 
*Steps to modify the default gateway address (you should let the DHCP server give you the gateway address)
 
Would you like to modify the default gateway address ?[No]                                  --> yes
 
Which network interface do you want to set as default gateway address interface (mgmt0/mgmt1) --> mgmt0
 
Select the host dhcp name ?[TB006201]                                                      --> TB006201
 
 
*Steps to configure the DNS (this example will set up 1 search domain and 2 nameservers)
 
Would you like to modify the DNS configuration ?[No]                                        --> yes
 
Would you like to reconfigure the DNS (enter 'remove' to erase dns) ?[No]                  --> yes
 
First search domain (enter 'remove' to remove entry)  ?[]                                  --> mynetwork.lan
 
Second search domain (enter 'remove' to remove entry)  ?[]                                  -->
 
First nameserver ip address (enter 'remove' to remove entry)  ?[]                          --> 192.168.0.10
 
Second nameserver ip address (enter 'remove' to remove entry)  ?[]                          --> 192.168.0.11
 
Third nameserver ip address (enter 'remove' to remove entry)  ?[]                          -->
 
 
*The script will show you the new configuration. Then you can acknowledge the changes.
 
Do you want to save this new configuration ?[No]                                            --> yes
 
 
*You can ask the script to restart the network service and apply the new configuration.
 
Would you like to restart the network service now ?[No]                                    --> yes
 
 
*Toolpack needs to be restarted to be aware of the change
 
tbtoolpack restart
 
  
  
'''NOTE:''' ''The networks 172.31.1.x (netmask 255.255.255.0) and 172.16.x.x and 172.18.x.x (netmask 255.255.0.0) cannot be used for the management Interface IP because they are reserved for internal use.''
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'''NOTE:''' The subnets 172.31.1.x, 172.16.x.x and 172.18.x.x are used by the Tmedia internal network.<br>
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If the default subnets 172.31.1.x, 172.16.x.x and 172.18.x.x are used in your network, make sure these IPs modified in the initial configuration.

Revision as of 11:32, 24 March 2021

This article explains how to modify the management network interface of TMG800, TMG3200, and TMG7800-CTRL, and the control ports of the TMG7800-CTRL.

TMG800 and TMG7800-CTRL have MTMG0 and MGMT1 interface configured in bonding. Only one can be connected if management redundancy is not necessary.
TMG3200 have MGMT0 interface. Redundant management interfaces can be configured after initial configuration.
Tmedia devices have a default management IP address of 172.24.0.2

To modify this default setting, the Tmedia is accessed through the serial port. See section '5.1 Connecting to the Serial Port' of the product installation guides for further information.
TMG800 devices can also connect via the USB port.

To avoid modification of the configuration files using 'vim' or 'nano', which is not very user friendly; TelcoBridges created a shell script to simplify the network configuration of the Tmedia.

The script will allow you to:

  • Change the IP address, subnet and gateway of the management port
  • Change the Domain name servers (DNS) used by the internal host.

TMG shell command

 tbchangeip

Modify static IP address

This example changes the IP address to a static address with no DNS server

  • Steps to modify mgmt0 from dhcp to static:
Do you want to modify the network settings (enter 'help' for usage) ?[No]                   --> yes
Do you want to modify mgmt0 ?[No]                                                           --> yes
Select network mode (dhcp or static) ?[dhcp]                                                --> static
Enter IP address ?[]                                                                        --> 10.0.0.126
Enter network mask ?[]                                                                      --> 255.255.255.0
  • Steps to modify the default gateway address (this is necessary to assign an IP address when in static mode.)
Would you like to modify the default gateway address ?[No]                                  --> yes
Enter default gateway ip address ?[]                                                        --> 10.0.0.1
  • Steps to remove the DNS configuration
Would you like to modify the DNS configuration ?[No]                                        --> yes
Would you like to reconfigure the DNS (enter 'remove' to erase dns) ?[No]                   --> remove
  • The script will show you the new configuration. Then you can acknowledge the changes.
Do you want to save this new configuration ?[No]                                            --> yes
  • You can ask the script to restart the network service and apply the new configuration.
Would you like to restart the network service now ?[No]                                     --> yes


NOTE: The subnets 172.31.1.x, 172.16.x.x and 172.18.x.x are used by the Tmedia internal network.
If the default subnets 172.31.1.x, 172.16.x.x and 172.18.x.x are used in your network, make sure these IPs modified in the initial configuration.

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