Network technologies and trends:

Network Technologies and Trends


August 31, 2013  8:37 AM

Veeam Backup and Replication Solution is easy to manage



Posted by: Yasir Irfan
Cisco, Cisco Systems, Data Center, Network Technologies and Trends, Networking, Switches, Veeam Backup and Replication Solution is easy to manage

These days Cloud Computing and Virtualized environment is making its presence in real world networks, be it Servers, Routers, Switches or Firewall, virtualization is catching up.

In the organization I work, we are implementing many solutions on virtualized environment, be it our Nexus...

August 27, 2013  7:24 AM

How to upgrade the NX-OS in the Cisco Nexus 5000 Switch ?



Posted by: Yasir Irfan
Cisco, Cisco Systems, Cisco Tips, Data Center, How to upgrade the NX-OS in the Cisco Nexus 5000 Switch ?, Network Technologies and Trends, Networking, Switches

When it comes to NX-OS upgrade its quite easy and simple compared to the IOS upgrade of Cisco Catalyst Switches or Cisco Routers. Recently we upgraded our Nexus 5000 Series Switches from the NX-OS version 5.0.3 to 5.2.1. In this post let’s see how to upgrade the Nexus 5000 Series Switch step by...


August 22, 2013  5:47 AM

What is Cisco Catalyst Instant Access?



Posted by: Yasir Irfan
Brocade, Cisco, Cisco Systems, Data Center, Network Technologies and Trends, Networking, Switches, What is Cisco Catalyst Instant Access?

Cisco Catalyst Instant Access is a newly launched technology by Cisco which intends to simplify the network operation in a Campus network. The idea behind simplification of operation is by applying a single point of operation and management for Campus Distribution and access switches. It creates...


August 20, 2013  7:41 AM

Are Cisco UCS Blades overtaking HP Blades?



Posted by: Yasir Irfan
Blade servers, Cisco, Cisco Systems, Cisco Tips, Cisco Unified Computing System, HP BL460C Gen8, HP Virtual Connect Manager, Network Technologies and Trends, Networking

As we all know deploying the blade servers is a quite tedious tasks and time consuming. Well Cisco claims that deploying Cisco UCS B200 M 3 blade servers takes at least 70% less time compared to HP BL460C Gen8 servers.


August 19, 2013  10:38 AM

How to reset the Cisco Iron Port Appliance to factory default settings?



Posted by: Yasir Irfan
Cisco, Cisco C370 Iron Port email gateway, Cisco Systems, Cisco tip, Cisco Tips, How to reset the Cisco Iron Port Appliance to factory default settings?, Iron Port, Ironport, Network Technologies and Trends, Networking

Resetting the Cisco Iron Port C370 appliance is an easy task. In this post lets see how we can reset the Cisco Iron Port C 370 appliance to factory default settings. In order to reset the Cisco Iron Port C 370 appliance either we need a console or ssh access (telnet access will also...


August 15, 2013  7:37 AM

How to configure disclaimer message in Cisco Iron Port Appliance? – Series 3



Posted by: Yasir Irfan
Cisco, Cisco Systems, Cisco Tips, How to configure disclaimer message in Cisco Iron Port Appliance ? – Series 3, Network Technologies and Trends, Networking

Let’s continue from where we stopped in my previous post Step 9 Once you are done with all the steps click submit as shown below.

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August 15, 2013  7:29 AM

How to configure disclaimer message in Cisco Iron Port Appliance? – Series 2



Posted by: Yasir Irfan
Cisco, Cisco C370 Iron Port email gateway, Cisco Systems, Cisco Tips, How to configure disclaimer message in Cisco Iron Port Appliance, Network Technologies and Trends, Networking

Let’s continue from where we stopped in my previous post Step 5 Select Mail Policies -------> Outgoing Content Filters as show below and...


August 15, 2013  6:03 AM

How to configure disclaimer message in Cisco Iron Port Appliance? – Series 1



Posted by: Yasir Irfan
Cisco, Cisco Systems, How to configure disclaimer message in Cisco Iron Port Appliance – Series 1, Network Technologies and Trends, Networking

In one of my previous post , I discussed about the bug Microsoft Exchange Server 2010 is carrying related to disclaimer messages. The only option we had is to configure...


August 3, 2013  11:42 AM

What is EIGRP Over the Top?



Posted by: Yasir Irfan
Cisco Systems, Cisco Tips, Network Technologies and Trends, Routers, What is EIGRP Over the Top?

In the recently concluded Cisco Live, Cisco made an interesting announcement about EIGRP. Yes Cisco is coming out with “EIGRP Over the Top (OTP)” which enables routers running EIGRP to peer across the service provider infrastructure without their involvement. An interesting feature which may...


August 2, 2013  9:25 AM

Multiple Cisco Products are affected by OSPF LSA Manipulation Vulnerability



Posted by: Yasir Irfan
Cisco NX-OS software, Cisco Systems, Cisco Technical Assistance Center, Cisco Tips, Fabric Shortest Path First, Link State Advertisemen, Multiple Cisco Products are affected by OSPF LSA Manipulation Vulnerability, Network Technologies and Trends, Networking, Open Shortest Path First, OSPF Autonomous System, OSPF LSA type 1, OSPF packets, OSPFv3, routing table, unauthenticated attacker, vulnerability

The recent security advisory suggests that multiple Cisco products are affected by a vulnerability involving the Open Shortest Path First (OSPF) Routing Protocol Link State Advertisement (LSA) database. With the help of this vulnerability an unauthenticated attacker can take control of the OSPF...


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