Switching

Resolved! 4500X VSS Pair with MEC

Hi Guys I am new to setting up vss on a 4500x and MECs so just want to know if Im on the right lines.A client has a stack on 3750 switches which are eol so I need to replace them with 2 stacks of 3750x switches but then also introduce 2 x 4500x as t...

Resolved! 3750x Upgrade License IP Base to IP Service

HiI have 4 x 3750x switches that I will be using as two stacks of 2. Currently they are new and have no config. Is it best to upgrade the licenses on each individual switch or do I have to upgrade them once stacked. Thanks

DHCP & Router on a Stick Config Issues

Hi, So I've got a 2960 switch that has a trunk link to an 1841 router, the router is in an OSPF network with two other 1841's and this all works fine, the 2960 switch has 2 VLANs, VLAN 35 is Server Data and VLAN 30 is PC Data, I can ping across the ...

C4510R+E Etherchannel question

We have a Cisco 4510 access-layer switch with a pair of Sup8-E supervisor cards.- The cards are configured so that slot5 is the active and slot6 is the standby Sup card.- We have a pair of 10Gig trunks from Te5/1 and Te6/1 upstream to a Nexus 7009.- ...

Major issues on LAN - help

Hi All Yesterday, we had major issues on our LAN, We have 2 x 4507 core switches, with 2960S switches connected at 10gig to both cores.The site called saying nothing was accessible, I checked the cores and both were at 100% cpuThe process using the c...

Cisco 4500X VSS & MEC Cisco 2960X

Hi I have Cisco 4500x VSS connect to MEC Cisco 2960X using LACP.I encountered a problem about C2960XIntegration reason1.C2960X Ten 1/0/2 link flapping interface error-disable . I am disable interface then enable interface , switch show SFP not P...

N2K to N5K optics requirments

Hi,I have N2K-C2232TM-E which I need to connect to parent N5K-C5596UP-FA. For the optics, does it have to be specifically FET-10G? I have SFP-10G-SR= and I am not sure if these are the correct optics for this N2K to connect to parent N5K? Do I nee...

Applying ARP ACLs for DAI Filtering

Hi, I'm testing Dynamic ARP inspection, i have no DHCP so i cannot depend on DHCP snooping. The only option is to use ARP ACLs, but do i have to statically map each IP address in my network to it's MAC address. isn't there any more simple method to d...

How to limit traffic interface on cisco n6k

I have problem to limit traffic about 5 Mbps on inbound interface on cisco n6k. But it doesn't work. Pls kindly advice me how to do it. interface Ethernet1/23 switchport access vlan 2 speed 1000 service-policy type qos input Police-5Mip access-lis...

SVI on Nexus 5596T

Hi, I need some help. I created some SVI on a new Nexus 5596 switch, however i am unable to route from one of the vlan to the other vlan. I checked that the Layer 3 license is installed and the layer 3 module is also installed. Any idea how to resolv...

Resolved! HRSP between two 6509 not working

Hi,I have two 6509 interconnected with a trunk interface. On this interface, with other vlan, is active the vlan 120.The vlan 120 is configured in HSRP:6509 Primaryinterface Vlan120 description "LAN 120" ip address 192.168.120.2 255.255.255.0 ip acce...

Resolved! Safe way to change allowed vlans on a port-channel trunk?

When changing allowed vlans on a port-channel trunk the switch issues the following message: %EC-SP-5-CANNOT_BUNDLE2: Gi3/13 is not compatible with Po2 and will be suspended (vlan mask is different)The interface and port-channel are then down.It's no...

OSPF route not installed in routing table

Hi guys,I have got the following setup:> 3-legged ASA setup (external, DMZ, internal)> External interface uses 100.100.100.0/30 (substitute for real addresses)> DMZ interface uses 10.185.3.0/24 (public addresses are served with NAT at external interf...