The musings of an IT Consultant:

April, 2009

April 29, 2009  4:46 PM

Regarding Bandwidth Caps

Posted by: Raj Perumal
101 Mbps Internet, Bandwidth caps, Cablevision, DOCSIS 3.0, telcos

So here's a common thing you guys would have seen over the past few years. ISPs enforcing bandwidth caps. This is becoming more and more prevalent in industry despite the fact that customers are requiring more and more data. Now I'm not referring to the speed (although that is an issue for some as...

April 29, 2009  3:52 PM

Cisco ASA Firewall dropping packets sporadically

Posted by: Raj Perumal
Adaptive Security Appliance, ASDM, Cisco ASA, dropped packets through firewall, faulty switch, using switch to split Internet

So here's an interesting issue I ran into with my Cisco ASA at home. It was working fine for quite sometime and then one day my wife told me that our Internet "was down". I was on my wireless connection via my laptop at the time, and my wife was using one of our desktop computers. My Internet...

April 29, 2009  3:45 PM

Cisco SSL VPN for the ASA

Posted by: Raj Perumal
#ssh, Adaptive Security Appliance, Cisco ASA, IPSEC VPN, RDP, SSL VPN, SSL VPN licenses, SSL VPN on the road

So you have probably heard about SSL VPN by now if you are a network administrator. This is the ability to use SSL to make a VPN connection between you and your corporate network. SSL VPN has been around for a long time but I still find that a lot of people haven't embraced it up here in...

April 29, 2009  3:27 PM

Twitter for your BlackBerry!

Posted by: Raj Perumal
BlackBerry,, RIM, Twitter, TwitterBerry

So with Twitter getting more and more popular I finally caved in and decided to try it out. My honest opinion? It's like Facebook without all the extra stuff. Basically like doing Facebook updates. Having said that, I have tons of friends on Twitter so I finally...

April 29, 2009  3:16 PM

WAN Optimization

Posted by: Raj Perumal
Cisco, Citrix, F5, NetScaler, WAN acceleration, WAN optimizaton, WAN Scaler

Hi folks, here's something that I think we should all pay more attention to...WAN Optimization! There are numerous products on the market for WAN optimization and acceleration, and they do cost a little bit of money but when compared to the long term cost savings of monthly WAN link costs you can...

April 29, 2009  3:07 PM

Rules not working in Cisco ASA as you thought they should

Posted by: Raj Perumal
Adaptive Security Appliance, ASDM, Cisco ASA, common Cisco ASA issues, implicit rules, inside access out, inside interface outgoing, outside access out, outside interface outgoing

Hi folks, as you know I've been doing a lot of work with the Cisco ASA firewall products lately and I wanted to address an issue I've seen a few administrators run into when setting up a new ASA. Often when you setup an ASA you are not just setting up inside out external access but you might...

April 28, 2009  4:15 PM

Overlapping Static NAT and Cisco ASA Firewalls

Posted by: Raj Perumal
Cisco, Cisco ASA, one to one NAT, Static NAT, static overlapping nat

Hi folks, I just wanted to discuss a key difference in some firewalls. One of the things you might find yourself doing, especially in a hosting scenario is creating static NAT entries. The entries are a one-to-one relationship between an external public IP address and an internal private IP address...

April 23, 2009  5:42 PM

vSphere Announced!

Posted by: Raj Perumal
ESX, ESXi, VMWare, vSphere, vSphere editions, vSphere features

Hi folks, so the vSphere annoucement is now out and we have a ton of cool new features to look forward to! The announcement was all the buzz on Tuesday! The virtual machines themselves seem beefed up with access to more RAM and CPU, and VMware is capable of more IOPS now as well. Backup is made...

April 17, 2009  7:33 PM

vSphere coming soon to a theatre near you!

Posted by: Raj Perumal
2009, April 21st, Cisco, ESX, ESXi, VMWare, VMware announcement, vSphere, vStorage, vSwitch

Hi folks, looks like we have an announcement on the horizon! VMware has announced that they are going to be making a major announcement for vSphere on April 21st, 2009! For those of you that don't know, vSphere is the next version of VMware ESX (ESX 4.0). They have renamed it vSphere and it's...

April 15, 2009  6:24 PM

Epic Technology Day is here again!

Posted by: Raj Perumal
Cisco, Citrix, conference, Epic, HP, Manitoba, Raj Perumal, RIM, Technology Day, The musings of an IT Consultant, Victoria Inn, VMWare, Watchguard, Winnipeg

Hi folks, once again it's time for Epic Technology Day! This is the day long conference my company holds twice a year. Unfortunately due to many ongoing projects I won't be presenting this year, but I will be in attendance. Lots of new things to look forward to at Tech Day this year, including...

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