Other Network Architecture Subjects

I am working in a Engineering college as system admin, there is around 150 systems & when office start some around 30 to 50 employees starting download movies ,songs ,unwanted software's as result other employees are not also able to open there mail....

what is the difference between AIR-PWRINJ4= and AIR-PWRINJ5= ?

I received some messages from my C170 Ironport with content as :" The Critical message is:Queue: Your queue has been corrupted; UNABLE TO REPAIR: unable to mount queue: '(\'egg/gcq.py load|1045\', "<class \'gcq.QueueError\'>", "could not resolve 1 BO...

Hello,  I really need help I don't find a way to configure a router by file trough a terminal access server (C2901 + HWIC-16A). I need this for check syntaxe and validate configuration on my lab before deploying it on my exploitation network. I use p...

I have experience in working on implementation of Cisco MDS, Nexus switches and UCS. I am interested to learn SDN as I have understood that most of existing physical environment will be migrated to ACI or SDN in the near future. Can someone please ma...

Below are sections of the logs sent by email from the router.  It ran all night and when I woke up there were 500+ email, mostly blocked content but the below sections were through out the logs. When I went to bed I was trying to get the latest firmw...

Hi Guys,just would like to confirm. i am currently on a 50MB Ethernet Leased Link (similar to a metro e). We will be upgrading the link to a 100MB size. the link terminates to the ISP router Cisco 3925. can i confirm if we continue to used a local ro...

Hello!      This is the second or third time I have experienced this from a Cisco router or switch.  It is not uncommon as I have found other posts on the web of exactly the same thing occurring.  What I am referring to in the reoccurring event I hav...

Dear AllAs we have the firewall so the vendor cannot access to the 1921 to upgrade the firmware for  us.So I only download the lastest IOS to upgarde it or what is the best way to upgarde the OpenSSL level? Thank you. RegardsAmi

I have Catalyst 6509 switch. While doing a routine check i found that it says system minor alarm on power suppy 1 power output failed. I am thinking it is a issue with the first power suppy or its a issue with the twist lock cable. Following is the o...

How do I add this item onto ccw..? A901S-3SG-F-AH

Hi, I am trying to find any documents about the Cisco router range of PSU's both AC and 48vdc. During manufacturing, there will have been a set of compliance standards such as IEC478 or IEC60255-5.I am particularly interested in the Dielectric and in...