Switching

Can I use 100Mbs SPF modules on the Cisco 4948 switch?I have a GLC-GE-100FX SPF module and when I do a 'show interface' it says media type is unknown. I tried and it doesn't connect too a 100Mbs switch, or can these SFP ports only be used for gigabit...

Hi  Folks, i have an issue,  We Have an Separate training Network , Which Only Needs access to Three Websites, (One is surveymonkey.com and another Company Website and symanetec live update). All the websites are hosted in internet only.I Allowed the...

Hi everyone I have a switch Catalyst 3560x with version 15.0(1)SE3 and i have created mac address access list, my goal is only the specified mac adresses on access list will allowed to join vlan or port, here a small segment of my acl:access-list 70...

Hi , Im worried that a previous upgrade on Nexus 5596UP did not work correctly as the boot variable on next reload does not reflect the running version, see below: >>>>>> From sh vers: Software BIOS: version 3.6.0 loader: version N/A kickstart: versi...

I was wondering if it is possible to do an upgrade of the individual stack members one at a time?Is it possible to go from one major release to another doing this?Is it possible to do this going from one minor release to another?Is it possible to upg...

I have two switches configured as follows: (C3750X), Version 15.0(2)SE8interface Vlan202 description Rede_X ip address 186.230.4.62 255.255.255.240 standby version 2 standby 1 ip 186.230.4.59 standby 1 priority 240 standby 1 preempt glbp 202 ip 186.2...

Hello, I have a cisco WS-C2950T-24. There was a Cisco router connected to ports 23 and 24 which have the following configuration: interface FastEthernet0/23 description VoIP  switchport access vlan 21 no ip address duplex full speed 100 service-pol...

Hello, I have SG300 switch with 3(20,50,90) vlans configured on it. the switch is connected to a firewall/router where I created policy's and virtual vlan interfaces to get my traffic to the wan. This all works. Now I want to have a port on the switc...

Hello I have a situation where the dhcp relay does not work in  catalyst environments (2960x) when the catalyst is uplinked to the nexus. Two catalyst 2960x are stacked and connect to Nexus 5K via VPC 10G uplink. I have a DHCP server sitting on VLAN ...