Switching

Hello,I am running a 1712 12.4(25d) with NAT, VPN and FW/IDS.  I have a broadband ethernet connection at 20mb.  As I run some traffic through it, the processor jumps up to near 100% and throughput comes to a screeching halt.  IP CEF is turned on and ...

Dear all,I am having big problem with cisco 3750V2 switch, the switch in rommon mode now, I have try to upgrade through Xmodem but no. I have attached here the log file and scren shot file, is here any one who knows how to upgared rommon mode switch,...

we have just purchased a few 3750x's that we intend to add to our 3750g stacks.  We've purchased the 10gb uplink modules, C3kx-nm-10gt, but when they are installed they are not appearing in the switches web gui nor can you configure them correctly.  ...

Hi all,I am the administrator of a small business, I am such a newbie, specially regarding to routers, I'd like to handle my desired network topology with one device (and maybe some extra swith to add some ports, but nothing else). Well my problem is...

Hello,I'm for a solution to the following problem:Soon i'll have about 15k devices that connect to my company each using a TCP connection to verify that the devices and connections are still functioning properly. Each device will connect every few mi...

WS-C3750-48P       12.2(25)SEB4            C3750-IPBASE-MHi,AllThanks in Advance I need to add a third stackable WS-C3750-48P and i Already downgrade  the new switch to  existing ios on the new switch(12.2(25)SEB4 )switch to an existing stack of 2 W...

Hi All,Could someone confirm if the below nexus 5020 nx-os version and type/revision of my GLC-T is compatible with each other? I noticed also the "Transceiver calibation is invalid"  when i do show int e1/8 transceiver details , what does it mean?UT...

Hi Friends,I encounter a big problem is that all computers cannot access network on the same VLAN, So after I show arp in computers, it display arp -a : 00-00-00-00-00-00.SO I enable the Switch command: IP arp Inspection Vlan X, get many ARP errors: ...

Essentially, I've been studying for the CCNA and I've decided to purchase some older equipment to set up in my house so I can get some additional practice with the IOS interface. I've been looking at 1760 routers on ebay, and it seems like a pretty g...