Switching

I am trying to create subinterfaces on a 3560 switch on gi0/1 interface..Can some please help? thank you !!!current ios is flash:c3560-advipservicesk9-mz.122-44.SE2.bin"I want to be able to create the following:interface GigabitEthernet0/1.20interfac...

Is it possible to enable ERSPAN on cat 4506 switch ?ThanksRichard

HiI am getting the followoing loggs and my router is rebooting;"*** System received a Software forced crash ***signal= 0x17, code= 0x1500, context= 0xce08d8cPC = 0x827412c, Vector = 0x1500, SP = 0x10f23308System Bootstrap, Version 12.2(33r)SRD5, RELE...

HelloWhy the following msgs appears?I have normal access ports with different vlan on the same switch as i dont have any trunk link with 802.1Q encaps?*Mar  1 00:46:28.515: %CDP-4-NATIVE_VLAN_MISMATCH: Native VLAN mismatch discovered on FastEthernet1...

Greeting, we need help and  documents for hardware and software requirements for configuring vss with dual supervisor per boxRegards

Hello Folks!Thanks for taking your time :)I have a problem with a C750 Core with 4 Stacks. Actually i see on 2 Fiber GBIT IF the Line Protocol going down and up regularily. Its only on the Core. NOT on the other sides switch. He doesnt seem to recogn...

I have a network with 4 daisy chained Catalyst 2950 and 2960 switches that has been working for years.  I built a new network with a different ISP with the same internal address space.  I thought that I could connect the two networks together, then m...

Hi,QoS classify BGP traffic on Catalist3750 not work.mls qos!interface FastEthernet1/0/24  <- Output Interface switchport mode access srr-queue bandwidth share 10 60 40 5 mls qos trust dscp!interface Vlan1 ip address 192.168.1.1 255.255.255.0Other Qo...

Hello,I'm struggling with getting media device discovery on Windows 7 working across my network.  I have enabled multicast routing & PIM dense mode on the respective interfaces where the workstations are located, igmp snooping is enabled, the group 2...

Hi There,I need to configure my GRE/IPSec tunnel router in such a way that if its LAN interface (fas0/0) 's prototcol is down its Tunn interface should also become down. Kindly let me know if it is doable.thanks and regards,Gaurav

Hi experts.When i turn on eigrp on 2 routers connected via ethernet interfaces, i see them exchanging hellos and then exchanging null update packets (using wireshark). Why is that so ? By null means, no prefixes are exchanged just a simple update pac...