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1answer
27 views

Cisco 10GB-T module port duplication issue

I purchased one two port 10GB-T ports network module (C3KX-NM-10GT) for my 3750-X switch stack (4 in the stack). After powering off the entire stack, plugging the module in, re-powered everything. ...
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2answers
288 views

Move raid10 from LSI 9750-8i to 3ware 9650SE-8LPML

This is a little risky task I want to try. I have a 4 SATA III disks RAID10 array running on LSI (former 3ware) 9750-8i controller with BBU (read and write cache enabled). In case of hardware failure ...
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1answer
4k views

Abnormally high amount of Transmit discards reported by Solarwinds for multiple switches

I have several 3750X Cisco switches that, according to our Solarwinds NPM, are producing billions of transmit discards per day. I'm not sure why it's reporting these discards. Many of the ports on the ...
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1answer
699 views

Networking Cisco: adding 3750 Switch to existing Stack

Can any one advise about what will happen to my existing switch stack when adding an additional slave switch? I'm trying to confirm whether this will cause a temporary outage to my network or will ...
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2answers
342 views

cisco - enable port automatically if conn lost?

I want to disable a link on a cisco router but have it enable again automatically after a certain time, if i lose connectivity - is this possible to do?
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1answer
992 views

Unable to ping Cisco 3750 Switch from non-directly connected device

I have a Cisco 3750 configured baiscally as a hub. All ports are configured as access ports on the same vlan 10. VLAN interface 10 was given an IP Address of 10.10.10.1, in order to connect to the ...
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1answer
209 views

Cisco port not forwarding

I have a Cisco 3750 stack. When I try and ping a device connected to one of the interfaces, the output packets counters on the interface do not increase. The input packets counter on the interface is ...