IOS 15.1SY Product Bulletin and New BFD Features

As a continuation to my previous post about IOS 15.1SY and 12.2SX, here is the product bulletin for IOS 15.1SY (for Sup720 and Sup2T): http://www.cisco.com/en/US/prod/collateral/iosswrel/ps8802/ps11821/ps11846/product_bulletin_c25-717747_ps11845_Products_Bulletin.html It presents the highlights in a different way to the Release Notes. The most interesting new features for me personally are the following: BFD (Bidirectional Forwarding Detection): Static Route Support […]

Juniper SRX100 Junos Upgrade Process

Upgrading Junos on Juniper SRX100: JTAC Recommended Junos Software Versions: http://kb.juniper.net/InfoCenter/index?page=content&id=KB21476&smlogin=true Junos downloads for SRX100: https://www.juniper.net/support/downloads/?p=srx100 Copy the new Junos image in a USB memory stick. Plug the USB stick to SRX100. On SRX100, start the unix shell, check the USB stick device name and mount the stick: admin@srx100> start shell % dmesg … umass1: […]

MST and Private VLAN Synchronize

A small example about the “private-vlan synchronize” command in MST configuration mode (vlan 100 = primary VLAN, vlan 101 = secondary (isolated) VLAN): n5k-1(config-mst)# show Pending MST Configuration Name      [test] Revision  0     Instances configured 3 Instance  Vlans mapped ——–  ——————————————————————— 0         1000-4094 1         1-100 2         101-999 ——————————————————————————- These secondary vlans are not mapped to the […]

Nexus 5000 and Nexus 2000 Series Twinax Cables Certification Matrix

If you are going to use Twinax cables with your Nexus 5000 series switches or Nexus 2000 series FEXes you can check the certification matrix here: http://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps10110/data_sheet_c78-568589_ps9670_Products_Data_Sheet.html As a bonus sector, data sheet for the 10G SFP+ modules is found in http://www.cisco.com/en/US/prod/collateral/modules/ps5455/data_sheet_c78-455693.html.