Switching

Hi,I am receiving the following Cisco event "Cisco event 883: "device" %SW_MATM-4-MACFLAP_NOTIF: Host b4de.31cb.639 in vlan 66 is flapping between port Gi0/8 and port Gi0/1" from our 3560G 48 10/100/1000T POE + 4 SFP.Port Gi0/1 is connected to our Ci...

Hi I'm looking for the MTBF and MTTR for the following products:Firewall ISA3000 - SA-3000-2C2FNetwork Switch 4010  - IE-4010-4S24PAny help would be much appreciated.

Hi all,after a years of rock solid switching we are looking for to replace our old Cat 4506E, 4506RE, 4503E switches.The main problem is that we are running out from 10 gig ports. And the 10G ports are aggregated (3 port per 12G group) that is proble...

Hello community. I have Cisco 1000 switch which is capable of static routing. I did some tests to check if IP redirect feature works and seems to be it doesn't. I made topology where next hop for the destination network is in the same subnet as sourc...

We experienced something unusual with our VSS pair and I'm wondering if anyone had a similar issue. Trying to sort our if it is HW or SW related. We have upgraded our C6807-XL VSS many times before without trouble.  This time we ran ISSU and the stan...

Hello, experiencing issues setting up an access list for two of 4 subnetworks on a PT-Router in Cisco Packet Tracer.The goal of the below acls is to permit a device in the 10.8.0.X/24 subnet to communicate to the file server in the subnet 10.2.0.X/24...

Hi out there I try to use a windows srv to capture traffic from a rspan vlanI have setup a portgroup under VMware with promiscuous mode permitted. This portgroup is in vlan 500.The physical switch - a cat9300 - has a rspan enabled vlan 501 defined. I...

Hi,I have two 4500-X on which I want to activate an LACP :interface Port-channel3switchportswitchport mode trunk!interface TenGigabitEthernet1/1/14switchport mode trunkchannel-protocol lacpchannel-group 3 mode passive OR activeendTenGigabitEthernet1/...

Hello,I am looking to connect a FEX 2348 UPQ to 56128 Nexus switch. can I use FET-10G on the SFP+ Ports on the FEX side to connect them?the connection is not working as expected, but I am unsure if using SFP on a Host/Unified Port is the culprit or t...

Hello, I have a old 2924XL setup with a pair of routers in a LAB to learn and test with.I have a couple of VLAN created to segregate traffic on switch but there are a couple of things that I don't understand about how this configuration Got there ......

Has anyone seen this behavior before or can comment on the specific syslog messaging being produced?The problem started out as noticing intermittent ping loss to one switch, an Industrial Ethernet 2000. Looking though logging / syslog output, I track...