Switching

Hi, End user has a new 3925 router with c3900-universalk9-mz.SPA.152-2.T1.bin. Today the router boot itself and the following reason is shown.Router#sh verCisco IOS Software, C3900 Software (C3900-UNIVERSALK9-M), Version 15.2(2)T1, RELEASE SOFTWARE ...

hi all,i have 2960 and i enabled jumbo frames but after that my openfiler 2xnic won't bundle anymore with lacp, status will be (I) or stand alone.interface GigabitEthernet0/1 description opefiler1 switchport access vlan 181 switchport mode access swi...

Dear all,1. DescriptionWe have a Stack of 3x c3750-X with 12.2(58)SE IOS version. We use port-channels in mode PAgP (same switch, known limitation) and mode ON (on different switches, MEC).We use this Stack for Dual-active detection of a 4500x VSS wi...

Hello All,Using one WS-C3560x-24 Switch; SW Version 12.2(55)SE1.I would like to expand my knowledge using VLANS centered around using just one switch.My LAN configuration would consist of two source conversion units; one sending out multicast data wi...

hey guys, I need a 8 port switch that is going to act as a relay switch.requirement- 8 gig ports, sfp (using multi-mode fiber)- can do etherchannel- QoS- managed- super reliable (if this switch fails, there goes 2 of my site)any recommendation?

Dear Experts,we have a 881 router which interconnect our local network to public network. below configsinterface FastEthernet4description OUTSIDEip address XX.XXX.147. 255.255.255.248interface Vlan1description --- LAN --INSIDEip address 192.168.1.1 2...

Im so close to connecting to the internet, the CD light is solid, the data light is flashing and the router has received an ip from the ISP. I believe I havent configured the NAT correctly so any help would be greatly appreciated. Below is the runnin...

hello, I have a client who has 3 data centers and wants to connect them and maintain L2 adjacency across them. I know I can do this with ASRs and EoMPLS or VPLS....which Cisco router/switch platforms support EoMPLS and VPLS? I know I can use N7K OTV,...

    I inherited a flat network.  All switches have default configs and are pretty much used like hubs.  No ip's assigned, trunks or anything.  Trying to figure out the best way to get some management on these switches so I can find out which switch i...

Do the power supplies in Cisco switches have any built-in self protection?  I've been unable to find any references on the web.The reason that I ask the question is that we have had several cases of switches losing power - sometimes but not always af...