Switching

Assuming there are two distribution switches (6509) and they each have vlan 2,3,4,5 and interface vlan 2,3,4,5 configured for access layer devices. I'm configuring HSRP active by alternating between two switches for odd and even numbered vlans. Suppo...

We started noticing increase of ANS probe broadcasts on our network - above 22% of traffic now from only 10 vendor machines out of over 300. None of those actually talk to a port-channel (etherchannel) on the switch side(using single 1Gb connections ...

Hi,How do ospf caculate the metric on vlan interface. My metric was 22 when my interface was a point to point L3 link. Now I have a L2 P2P link with 2 Vlan(2 VRF) and my metric is 40 ?I have a mix a Channel and TenG interface, I need to control the ...

Hi,LAN with approximately 9 Switches. One switch is Cisco4507 and rest are 2948/3550/3560. 4507 has uplinks to rest of the switches in different closets.The tech person initaly configured all the switches for VTP: SERVER with domain:XYZ . Now one of ...

I have a 3750 switch that supports several VLANs. Right now the DHCP for the various VLANs is being done by the switch itself. I would like to move the DHCP service to a Windows server that does not support VLANs. How can I do this? I figure I ne...

Hello, I have a switching module that is installed in a 2811 router. I am serving DHCP from the router and using access vlan 40 and voice vlan 400 for the phones. When the switching module ports are in trunking mode, the phones work fine but when a ...

Hi Gurus,I want one of the PC in my LAN which should not communicate with any other PC/device of same or different VLAN/Subnet of the LAN. One of the probable solution could be private vlan but the switch is 2950 at which it is sitting, which does n...

I just moved my config from a 5505 to a 6509 (IOS) and my HSRP is not working. One of the 6509 is suppose to be the active for group 1, and standby for group2. Now all active are on 1 6509 and all standby are on the other. Attached is the output of s...

I have two Internet routers configured to allow vpn clients to connect and NAT back out for Internet access. On my 2801 with a fast ethernet outside interface it works fine. On my 2811 with an mlppp outside interface ip inspect stops http from work...

Hi Which model of 3750 switch can contain 24 Fibre connections and 2 10/100baseT connections?thanks

I have a 5505(L3) that multiple 2948G-L2 switches connect to. Several of the 2948G will have VLAN100 on them. If I plug in more than 1 2948G with VLAN100 active I lose access to all VLAN100 devices. It appears that a loop blocking maybe causing it to...

any idea what this error message is. I have a ton of these in my log on a 6500EARL-DFC7-2-SWITCH_BUS_IDLE: Switching bus is idle for 5 seconds. The card grant is 0

I have set a dial access to some of my remote routers and everytime I dial I get the following prompt. I type in the console password but it desn't like it. I went ahead and reset the modem to factory default thinking that it might be a password insi...

I currently have two sites A and B that can 'talk' to each other via a hub router. The issue is that I want to stop them from 'seeing' each other as they should be aloud to see the Internet (always) and each other under special circumstances. I kno...

Hi, I need to know if the time of refreshment of the counters can be changed in an interface.I'm polling an tengigabitethernet interface and I cannot obtain the bandwith in times smaller to 10 seconds.IF-MIB::ifDescr.4 = STRING: TenGigabitEthernet1/4...