Switching

hello folks i am new to cisco i have 14 cisco routers some 2500,2600,3600,switches,1900,2900,3500,i have read the setup for telnetting with the 2511 can telnet to most but not to all,i am using both asyn lines any reason why i cant connect to all the...

Hi guysI have a cisco 4503 core switch and about 5 edge switches 3560 , one for each floor in my office. I have configured a dhcp server with the respective number of scopes as number of vlans which is 6 in this case. Ive set the IP helper address an...

I have 2 Cisco 2950G-12-EI, S1&S2 connected with two uplink cable as the other one is redundant. S1/P11 connected to S2/P11S1/P12 connected to S2/P12(Blocking State)How I can enable the S2/P12 to forward state, so that if I have a host connected in S...

Need the following objectives:Need 1 WAP Cisco 1130 to have 2 SSID's and each one it's own separate VLAN. - Vlan 18 is going to for employess - Vlan 19 is going to be "public" it will only have access to InternetI have 1 vlan for internet which i...

Hi Does anyone have inroads to cisco to check if they have plans on releasing a new Supervisor Engine for their 4500 series. example support for more routes would be a great start!Tyrone

I have a 6513 as server in VTP domain, I want to disallow few vlans on the trunk ports to different switches. I am unable to do so I am running the command clear trunk 8/2 51Removing Vlan(s) 51 from allowed list.Port 8/3 allowed vlans modified to 1...

Is it possible if I have a redundant link between 2 Cisco 2950G-12 and I will not encounter any timeout if the one uplink fail. S1 and S2 has host connected on it. HostA(S1) and HostB(S2), if I want to ping from HostA to HostB.

HiI have a Catalyst 3550 Switch with IOS version 12.2(25)SEBCan anyone please give me a complete on how to do a QOS for VOICE traffic on several ports.E.G.I have two voice gateways connected to two different ports on 3550 and want to prioritize their...

The following output shows that the catalyst 6500 have snooped the multicast address 0100.5e00.0190 on port gi1/24 and gi2/24.Question: How do I disable snooping on these L2 interfaces.SD00#sh mac-address-table multicast igmp-snooping vlan mac addr...

I'm studying for BCMSN and have read in several places this statement: "Devices in a campus network's core layer or backbone should be optimized for high-performance Layer 2 or Layer 3 switching."Why would you go from layer 3 in the distro layer back...

Can anybody explain how these two are related? I understand that ASIC allow switches to forward packets at high-speed lookups based in hardware. CAMs have a list of mac to port mappings.

Hallo,I have a Cisco 1721 router, with a WIC-1ENET (single port ethernet) WIC in 0.Ethernet0 - 10.220.1.10 / 255.255.255.0Fastethernet0 - 10.0.0.11 / 255.255.0.0I am trying to route the Fastethernet0 to Ethernet0 (the WIC).as...0.0.0.0 / 0.0.0.0 - 10...

How to accomplish this scenario, using etherchannel. Im using CSCO 2950G-12-EI Switch, I want to ping PC2 from PC1 or vice versa without any timeout if I remove some connection. Please find the attachment for the scenario, thanks.

Hi,I'm trying to setup a Cisco 837 to have firewall, IPSec VPN to my office and port forwarding.Using SDM I was able to first get the connection to the DSL provider, then using the VPN area setup the IPSec VPN. I then used the NAT area to setup port ...