Author Archives: mangattu

About mangattu

Networking Engineer

rommon recovery of 3750-x switch

3750-x switch is having an advanced feature for rommon recovery. for other switches we used to do xmodem recovery. for 3750-x switch we do not have to waste time like that. follow the procedure, we can set the ipaddress even … Continue reading

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transceiver modules compatibility matrix Cisco

The possible ways to connect the transceiver modules. X2-10GB-LX4————-XENPAK-10GB-LX4 X2-10GB-LX4————X2-10GB-LX4 X2-10GB-SR————-X2-10GB-SR XENPAK-10GB-SR———XENPAK-10GB-SR XENPAK-10GB-SR———X2-10GB-SR

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Etherswitch modules configuration questions

1) what is the difference between HWIC-4ESW and Etherswitch modules. HWIC-4ESM cards are high speed wan interface cards.  its basically a layer 2 switch with provisions for POE. ES modules are like switches inside a router slot, THE ES modules … Continue reading

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3750-x switch with lanbase feature unable to stack with other 3750G/3750E switches

Issue:  Cisco 3750-X switch with lan base feature set unable to stack with other 3750G/3750E switch Solution: the 3750-X switch with lan base feature set  will only stack with another 3750-x switch running lan base. Workaround: install the license set … Continue reading

Posted in 3750, switching | 1 Comment

My first blog entry

I have been in the networking industry for quite a long time. today I thought of preparing some documents in design, troubleshooting and knowledge sharing in networking. I find this space will be better place to share my knowledge.

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Hello world!

Welcome to This is your first post. Edit or delete it and start blogging!

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