Switching

I new install two 6807 and make a stack, now all of the VLAN work normal except VLAN1. I tried connect two notebook to same switch same LAN card to test speed. result is have packet loss and heave delay ( two notebook connect to VLAN1) i also use two...

Hello everyone, I have several vlans configured on two routers as sub-interfaces for each of my vlans. I'm able to ping sub-interface IP just fine between both routers except one vlan 240. If i shut the Vlan 240 down on router 2 i have no communicat...

Topology: Two routers, R1 (2951) and R2 (1921) are connected to a core stacked pair 3850.  Currently, only R2 has an active WAN connection. It is cellular running BGP. R1, Core, R2 all run EIGRP. R1 doesn't have anything on the other side of it. (R1 ...

Hi, I have a ring topology with 8 siwtches , a switch core 3850 a 3850 and 6 3650 .All switches are connected by a two- port etherchanel Tengiga .The problem is that when you close the ring, a loop is created , and the entire network is coming down ...

Hi. I would be very grateful if anyone inform me where I can find the latest version of IOS that can be used in a switch catalyst model WS-C3548-XL-EN, the current version is c3500xl-c3h2s-mz.120-5.WC8.bin. Thank you in advance for information.

Hi All, I have the following configs setup on two switches. My question is if i have a layer 3 port channel setup on one end with channel mode ON, will I also need to bundle the other end? I did the below configs and it worked. The port channel came...

Hello I've try to find on cisco site the CE declaration for the Cisco 1921 without success. anyone can help me?

hi ,i can authenticate to vpn server ,  but i can reach any secured vpn subnets .note that i get an ip from pool  and virtual template interface on router is getting up .but i dont reach any  subnets from secured subnets !!!!!!!!!!!!!here is logs fro...

i was doing some hands-on labs and typed in "boot system tftp c2600-i-mz.123-9" to boot my router from a tftp server and when my router restarted it said that the file was to large to load into memory and my router kept restarting at that point as it...

Hi All, I have multiple project with dedicated internet Service provider, Right now i have prefix subnet routing toward ISP for project. I can apply route map on router instant of static route.Please share configuration or option to achieve.   Router...

I have two router R1 and R2, ibgp R2: interface Loopback0 ip address 2.2.2.2 255.255.255.0 interface Lo1 ip address 22.22.22.22 255.255.255.0 !interface FastEthernet0/0 ip address 155.1.12.2 255.255.255.0 no shut! router bgp 1 network 0.0.0.0 mask 25...