Category: Extreme Networks EXOS

Connecting Extreme and Cisco Networks

25th August 2017 by Martin Flammia

Filed under Extreme Networks EXOS, Featured Article

Last modified 30th September 2017

Recently had a installation where an Extreme Networks was replacing a Cisco, and the transition required both networks to work in parrallel and therefor be connected. Typically I would do this via OSPF, but in this scenario it wasn’t an option – so the answer come in the form of multiple VRRP based on the conversation on the Extreme Networks Hub here The process in …

EXOS – MLAG + VRRP

21st April 2016 by Martin Flammia

Filed under Extreme Networks Configuration, Extreme Networks EXOS

Last modified 25th August 2017

Here are the some shortcuts to GTAC articles: https://gtacknowledge.extremenetworks.com/articles/How_To/How-to-configure-MLAG-in-Extreme-switches https://gtacknowledge.extremenetworks.com/articles/How_To/Sample-configuration-for-two-tier-MLAG https://gtacknowledge.extremenetworks.com/articles/How_To/How-to-configure-VRRP-active-active-on-MLAG-Peers SWITCH 1 First off decide on ports to be used for the ISC, and if more than one configure them as a lag:

Then create a /30 (recommended) Vlan / Subnet for the ISC link, and put the proposed ISC ports into the Vlan, tagged:

Configure IP address for local ISC link:

Configure …

EXOS – Show Switch Information

20th February 2016 by Martin Flammia

Filed under Extreme Networks EXOS

Last modified 20th February 2016

The following commands can be used to view certain aspects of the switch.

Includes state for Telnet / SSH, Web and SNMP.

Displays switch name, contact, MAC and boot related info.

Gives Serial Number, BootROM and Software Version.

New in version 16.1 gives software version, temperature, power fans and odometer.  

EXOS – Session Logging

20th February 2016 by Martin Flammia

Filed under Extreme Networks EXOS

Last modified 20th February 2016

Logging can be enable to various sessions. Console:

Particular telnet session:

Your own telnet session:

   

EXOS – Session Timeout

20th February 2016 by Martin Flammia

Filed under Extreme Networks EXOS

Last modified 20th February 2016

The default timeout is 20 minutes, and can be changed to something like 30 minutes with the following command:

To disable the timer enter the following command:

 

EXOS – 802.1x

18th January 2016 by Martin Flammia

Filed under Extreme Networks EXOS

Last modified 18th January 2016

With port authentication (802.1x ) you start by configuring the IP address of the radius server and the client IP which is the source address. In the example below Netlogin Vlan is being used to put all unauthenticated users into. Authenticated users are put into the Vlan that is returned by Radius via the various VSA’s. In the example below the following VSA will put …

EXOS – Radius / Management Access

18th January 2016 by Martin Flammia

Filed under Extreme Networks EXOS

Last modified 18th January 2016

Management access you can program multiple radius servers and specify the client IP address, which is the IP address you want the switch to use as its source.

 

EXOS – Gratuitous ARP Protection

18th January 2016 by Martin Flammia

Filed under Extreme Networks EXOS

Last modified 18th January 2016

 

EXOS – ARP Validation

18th January 2016 by Martin Flammia

Filed under Extreme Networks EXOS

Last modified 18th January 2016