Switching

Hello Im upgrade 6509 from sup720 to 2T. After upgrade I have some issues on network with packet drop.new IOS Version 15.1(2)SY9 1) issueAbout once a day, monitoring show about 100% CPU. c6509_1#sh processes cpu sort 1 | exclude 0.00CPU utilization f...

Hi all, We had 2 supervisors 720 that got defective the same time in a quad-sup VSS 6509. Here's the current module state: VSS#show switch virtual redundancy My Switch Id = 1 Peer Switch Id = 2 Last switchover reason = none Configured Redundancy Mo...

Hello, I have setup a switch with aaa authentication that is setup. I have the configuration set like this: aaa new-model!!aaa authentication banner ^CC!!!!!!!!!!!!!!!!!! ATTENTION !!!!!!!!!!!!!!!!!! The ACS Server is not available at the moment!!!...

Hello, I've been setting up my home VMware lab which includes the Cisco SG300-10 switch in L3 mode and a Netgear R7000 wireless router as the home's internet gateway. Initially I struggled putting in 10.10.x.x VLAN's on my switch; they were not able ...

Hi AllI have a question regarding over subscription of a local span/port mirror. Basically I know that if you source monitor a port channel (lets say 2 x 1Gig members) you can only copy that traffic to a physical desitnation port (ie another single 1...

we have a Cat6500 (6509-E Sup 2T) with hardware and software configurations below - c6800-32p10G - WS-SVC-NAM3-K9 - s2t54-adventerprisek9-mz.SPA.152-1.SY1.bin We've ran flexible netflow as following : flow exporter MyExportDestination [NAM ip] vrf m...

Hi guys, Little stuck with a router config, can't get the networks to speak to each other - new to this but can't see why this shouldn't work! Router1 Fa0/0 connected to a switch and advertising 10.1.1.0/24 (10.1.1.1 assigned) Fa0/1 connected to Ro...

Hello, I understand best practice is to assign a dummy, unused VLAN as the native VLAN on a new switch setup. However, at my workplace I have noticed that the management VLAN is being used as the native e.g. the native VLAN has been changed from VLAN...

Hi Kindly let me know how many ACL can be created on 3650 and 3850 switch and please confirm netflow is working on both switches. Regards, Amol Giramkar

Hi guys, I got some information when I "show arp x.x.x.x detail" and I can't find any explanation about that. 6500#show arp detail...omitted... * ARP HA ARP entry has not been synchronized to standby RP. Does anyone know why ARP entry is not sync to...

Greetings, When i power on and console in to the switch, console screen was blank then i try to boot in rommon mode and type flash_init but it hang after Initializing flash.  Led detail: all the system led showing green and all port led show is amber...

My Office have a Cisco Switch WS-C3750G-24TS-1U. When I tried to show lldp command, it can't recognized. What should i do?

I'm seeing a ridiculous amount of Xmit errors on a port that are showing up as Excess Defer frames: switch#sh int g 1/0/1 controllerGigabitEthernet1/0/1 is up, line protocol is up (connected) Hardware is Gigabit Ethernet, address is 0000.0000.0000 (b...