QNAP Data Access performance (block level)

Tweet If you feel your QNAP systems is getting slow, try below command after login thru SSH in order to check HDD performance (block level)…

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CiscoWorks LAN Management Solution 4.1: Training Videos

Tweet Came across below tutorials from internet. CiscoWorks LAN Management Solution 4.1: Training Videos 1. Introduction to CiscoWorks LMS 4.1 2. Using the Getting Started…

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Why WinSCP is getting an error to Cisco devices?

Tweet Error message "Error skipping startup message. Your shell is probably incompatible with the application (Bash is recommended)" Why? Cisco IOS is differnet OS/file system…

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Can I change SFP uplink speed on Catalyst 3750?

See below article.   http://www.cisco.com/en/US/products/hw/modules/ps4999/products_tech_note09186a00807a30d6.shtml#config1

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When Cisco IOS upgrading, get !OOOO!OOOO!

Tweet When I was upgrading Cisco switch IOS using generic TFTP tool, I get below characters on progress bar. Cisco_IOS# copy tftp flash Address or…

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How to change management IP on Acmepacket Net-Net 4500

Tweet 1. A console cable doesn’t come with device, Acmepacket/Net-Net 4500 (don’t know why). Recommended making a one, if you don’t want to buy one….

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How to decode a Sonicwall configuration file (.exp)

Tweet 1. Using editor; somehow none of text editors were decoding a Sonicwall configuration file properly. (ex PSeditor, xpad and etc)   2. Using perl…

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How to configure Cisco Catalyst6509 redundancy

Tweet Actually, supervisor engine redundancy is configured by default when a second supervisor engine is detected. Cisco_c6509# show redundancy states        my state = 13…

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Cisco Catalyst 6500 troubleshooting – 720(Cold) why?

Tweet Recently, we had bad a supervisor card( WS-sup720-3B) and replaced it. Status said "Supervisor Engine 720 (Cold)" why? It should be (hot)     …

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When you get %Error opening tftp://255.255.255.255/~

Tweet When you get below error messages, do follow steps to disable the service.       %Error opening tftp://255.255.255.255/network-confg (Socket error)     %Error opening tftp://255.255.255.255/cisconet.cfg…

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Sonicwall CFS URL Rating Review Request site

Here is Sonicwall CFS URL Rating Review Request site and few screenshots. http://cfssupport.sonicwall.com/Support/web/eng/newui/viewRating.jsp   1. Input URL which is not categorized properly.   2. Provide…

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Cisco IOS Feature Support by Package

Tweet Cisco IOS Feature Support by Package   LAN Base   AutoQos EnergyWise LLDP enhancements (POE+L2 COS) Enhanced PoE (20W) PoE+ (30W) Ready Flexlink+ Layer2…

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