Switching

I've been using the "sh fabricpath load-balance unicast forwarding-path ftag 1 switchid 1430 flow-type l2 src-mac 1111.1111.1111 dst-mac 2222.2222.2222 ether-type 0x0800 vlan 604 module 7" ; "This flow selects Po3"....and I have some questions about ...

I have a WireShark packet capture and need some assistance looking for DSCP and other QoS marking.  I can find in the capture under the IP header where there is a section that looks like this>Differentiated Services Field: 0x80 (DSCP: CS4, ECN: Not-E...

Hello.  I have a question about proxy arp.  topology is like below.  PC1---------------|                        SW--------------(proxy arp is enabled)R1 PC2---------------| PC1 : 1.1.1.1/24 PC2 : 1.1.1.2/24 R1   : 1.1.1.254 (GW) at the very begi...

On Nexus 9K (9300), is there a default DSCP to qos-group mapping, similar to how the legacy Cat 3K's are?If so, how do I see those mappings?Or is everything thrown into qos-group 0 by default?I'm trying to determine if we can utilize the qos-groups a...

According to this fact the answer C is incorrect, and answer D is right, Am I right?? VTP pruning takes effect several seconds after you enable it. VTP pruning does not prune traffic from VLANs that are pruning-ineligible. VLAN 1 and VLANs 1002 to ...

Hi all, I couldn't find any quick answers from Google, re: formatting flash: on a 3850.  The only things that jump out are in reference to formatting usbflash0:  I found that 3.06.03 had a bug that would corrupt flash, when booting from packages.conf...

Can I use power injector with Cisco PoE enabled switch? Do I need to disable power on the switch port before connecting PoE injector to it?

Hi all , below is an excerpt from the link http://www.cisco.com/web/techdoc/dc/reference/cli/nxos/commands/l3/ip_directed-broadcast.htmlA device that is not directly connected to its destination subnet forwards an IP directed broadcast in the same wa...

Hi all, I have ip cef turn on vlan4 SVI - 192.168.0.24 Coreswitch#show ip cef 192.168.3.0192.168.3.0/24  nexthop 192.168.0.5 Vlan4Coreswitch# To reach the 192.168.3.0/24 network, vlan4 needs to go to 192.168.0.5  which is another router on the same...

There is no possibility to change queuing strategy on the Ethernet interface in the latest software. It is always fifo for all QoS configurations and QoS is not working properly. It was possible in the previous software. Example Cisco IOS Software, C...

I am looking for some clarification or explanation on how EIGRP load balancing works. I have a pair of 6500 VSS switches in data center 1 connected to a pair of Nexus 5672's in data center 2. The switches are connected via 4 1GB DWDM circuits. The i...

Hi Can someone please reply Does Cisco 3560 L3 Switch support VRRP with other vendor's switch?  What have been implemented here , Is there any misconfiguration in this running config?  --------------------------------------------------------------...