The Network Monkey is all about commentary, opinion, with a primary focus to help people who are looking to buy or utilize HP Networking equipment.
Tuesday, February 14, 2012
Friday, February 10, 2012
Thursday, February 2, 2012
#HPN #MSM #WLAN and Failover Options
Supporting N + N redundancy
A controller team can be
configured to provide different levels of redundancy, from N + 1 up to N + 3.
Use the following formula to calculate the number of team members you will need
based on the number of APs that you want to deploy and the required level of
redundancy. Required team members = ( APs / 200 ) + Redundancy
level (If there is a remainder after performing the division, round up).
Where:
APs are the total number of APs
you want to deploy. You must buy one license for each controlled AP. Although licenses are installed on individual team members,
licenses are pooled across the entire team and are automatically re-allocated
when a team member becomes inoperative.
Redundancy level: This is the
number of redundant controllers that you want to support: 1, 2, or 3.
#Cisco EOLs more switches... maybe time to consider #HPN ???
Several closet switches were just EOL/EOS from Cisco:
http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps5023/eol_c51-696372.pdf
If you're considering replacing those switches, I'd really suggest taking a look at:
HP 5120-SI or HP 5120-EI
HP 5500-SI or HP 5500-EI
HP 3800
http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps5023/eol_c51-696372.pdf
If you're considering replacing those switches, I'd really suggest taking a look at:
HP 5120-SI or HP 5120-EI
HP 5500-SI or HP 5500-EI
HP 3800
#HP #HPN has broadest lineup of #openflow enabled #switches
16 models right now..and expanding to our entire lineup by year end!
http://www.hp.com/hpinfo/newsroom/press/2012/120202a.html?mtxs=rss-corp-news
http://www.hp.com/hpinfo/newsroom/press/2012/120202a.html?mtxs=rss-corp-news
#Cisco #Nexus also has #heat issues ... are they #not #primetime for the #datacenter?
First we hear about issues with UCS and heat issues...now Cisco is quitely come out with a fix for heat issues on the FEX modules.
http://www.fragmentationneeded.net/2012/01/hot-hot-hot-fex-fix.html
This is why you dont pick a newbie for critical data center solutions. While Cisco has always been known well for remote branch routers, voip, and campus switching. It doesnt appear they have it right yet for the Data Center.
Typical Cisco too... while mature vendors work out issues...Cisco rushes to put product out. What we would call a beta product, they say is GA.
http://www.fragmentationneeded.net/2012/01/hot-hot-hot-fex-fix.html
This is why you dont pick a newbie for critical data center solutions. While Cisco has always been known well for remote branch routers, voip, and campus switching. It doesnt appear they have it right yet for the Data Center.
Typical Cisco too... while mature vendors work out issues...Cisco rushes to put product out. What we would call a beta product, they say is GA.
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