Switching

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...

What are the options available on this module? and what is the basic module available?Thanks,Ali                 

Hi Experts,I would like to know Cisco 6513 and IPS McAfee SFP compatibility.Find connection belowCisco switch 6513 (sfp PID: FTRJ8519P1BNL-C5) --> IPS McAfee (sfp ITV-2KSG-NA-100) --> Cisco switch 6513 (sfp PID: FTRJ8519P1BNL-C5).Will there be any co...

hi,i am setting a C1841 to sync its time with another C1841 over net. here is my setting with dont work !SERVER:clock set 23:01:00 26 MAY 2012ntp master 5ntp source f0/1ntp access-group serve-only 10access-list 10 permit 10.10.2.2CLIENT:ntp server 10...

                   Customer is using SUP720 with SP rommon image version 8.1(3), he is trying to boot the new ios image from disk0, but he gets invalid magic error. he fomat the disk0 but still he gets error when he boots from disk0. He suspect that ...

Hi,Having an issue with some OSPF peering.I was working with TAC regarding some reliability issues with our Nexus 5500 switches. Their solution was to build a seperate L2 trunk between the switches, that's not part of the VPC, and have a VLAN that's ...

Pretty much like the subject says.  The document at  "Configuring Private VLANs" indicated that if another port was in promiscuous mode within a group of 24, you couldn't put another port in that group of 24 in host or promiscuous mode.  However, thi...

Hi!I am going to transfer 2 Cisco switches from two routers which are directly connected e.g. R1/R2  to other two routers e.g R3/R4.These switches have connected servers which point to the VRRP IP and are in service.I am trying to have the minimum do...