I am observing ARP input Queue full and dropping packets.At the same time Observing CPU high due to PID 9 which belongs to ARP Input. Kindly suggest solution, customer is dropping connections to their servers.007152: Mar 15 12:03:32.816: %SYS-1-CPURI...
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Can any one explain me how VRF worksrecently i am configuring a 4500 e series switch iam no able to ping the switch from my laptop.But iam able to ping it from other switches can any one tell me whythe command i found on the switch is IP VRF MGNT-VRF
Hi,I have just recover my c2960 switch uploading IOS by xmodem. During the orocedure I changed the baud rate to 115200 to make faster, and now I am not able to change it. I tried unset BAUD, set BAUD 9600... anytime I reboot the switch is again with ...
Hi folks, I wonder if we absolutely need appxk9 license for our 4321 router? It will be used in a MPLS network. Our current router is running on evaluation license. I wonder what would happen if it ran out? Thanks.
Hi, Can anyone help me understand hast policy on LACP configurations? https://www.kernel.org/doc/Documentation/networking/bonding.txt Scenario i have to interface bonded to form a Port channel ether1 and ether2 Question 1: about layer 2 hashDoest it...
Hello,I'm got a test router where I have created a roles based cli view instead of using privileges. I know want to move these old privileges as the cli view is workfing but can't. I'm wonderign of the cli view requires them.Here is what I have:use...
Hi everyone; These days,i have met a issue that is "ping delay" and "drop packets "on C2960L. Only ping SVI of C2960L,there will be a delay or a drop.The problem cannot resloved even though we replace another one C2960L,the problem will be fixed if w...
Looking for help with configuration of Nexus 93180YC-EX. to connect via 40gig link to Dell S4810. I can get a layer 2 link and see MAC addresses passing the 40gig link and see the Dell S4810 switch in LLDP. But can't ping the either switch from each ...
Can anyone provide me with AutoCad dwgs. of both IE-3300-8T2S-E switch as well as its expansion module, IE-3300-14T2S?
Hello I have five C3850. they have all the same configuration (except port configuration). I manage them trough the management interface gi0/0 I authenticate with a Radius On all the switches, i have configured Radius authentication . The authenti...
Resolved! ARP cache timeout on Cisco routers
Hello,I was reading a book on Cisco routers in which the author says : "The router resets the ARP age counter to zero whenever it sees valid traffic from the corresponding device. This ensures that the addresses of active devices are never flushed ou...
I have a number of Catalyst 3560-CX switches operating in Instant Access mode. They are connected to a pair of 6807-XL chassis / Supervisor 2T modules. I now need to connect 3 additional 3560-CX switches to a 6816-X-LE. On all documentation on C...
Hi, Trying to auto install Cat9300 via iPXE, using the below steps. Ref: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/prog/configuration/169/b_169_programmability_cg/ipxe.html DHCP file used: subnet 20.1.1.0 netmask 255.255.255.0 { range...
I have a C3650 Catalyst Swich. It has deleted the IOS and this is the output below. I need help to reinstall the IOS. switch: flash_initInitializing Flash......The flash is already initialized.switch:switch: dir flash:Directory of flash:/80801 drwx 4...
hi all, i have a cisco cat 4510 switch and i have obviously opened too many telnet sessions opened to it so the only option is to hook up my laptop locally to the switch via console and kill the telnet sessions how would i do that please? cheers,rob
