Switching

I am running the latest 12.1 IOS on my 6009 and I was wondering if I can configure syslog to tell me when someone logs in or out of the switch? Would I need to change anything with the logging facility (don't think I need to)? Right now I have the ...

So I understand that highest priority wins the DR election and that highest router ID is used to break ties. I also understand that a new router coming online with a higher priority than the rest won't knock down the current DR from its perch.But wh...

Hi Experts,I wanted to know the default services running on Cisco switches.Is there any way by which i can identify the services running on cisco switch.Thanks in advance.

2 Core switch 6513 linked with TenGig trunk ports, with same vlans on both (can ping accross on same vlan no problem).ok, I setup a vlan 172 on both switchs that already has a bunch of vlans.I have 2 hosts on vlan 172 with addresses of 172.16.0.3 and...

I have a 3750G-24TS switch on version 12.2(25)SEE that I need to monitor traffic on.I have tried using normal SPAN, but the server collecting the traffic also needs to have an active port to run other services, meaning SPAN doesn't appear to be a via...

I need to limit the bandwidth of a QOS class to 48mbps out of several interfaces on a 6509 with sup720 verion 12.2(18)SXF7.The line cards are:ws-x6724-SFPws-x6548-GE-TXAll ports on the line card are config'd as layer-3 routed ports. The QOS class is...

I would like to configure 2 Ethernet interfaces on the same router to be a part of the same HSRP group. I think this should not be an issue, but I have never configured HSRP before. Is this possible?We currently are provided one CAT5 uplink to the ...

Hello,This is continuation of my previous posts here. I did a lot of research, but I have a problem finding one thing: Is auto-negotiation mandatory on 1000BaseX (i.e 1000BaseSX) interfaces? (in other words, should every 1000BaseX interface support a...

Hi all, I recently had to configure a nortel switch to connect to my 2960, On the interface vlan config, they have tag all option, and an untag pvid only option, which one would I need for my trunk but so it still has a native vlan, would it be the u...

I think I blocked everyone on the network from accessing the Internet via port 80. I was using the Cisco Network Assistant and I thought I was blocking port 80 only for fa0/8. However, I think I ended up blocking port 80 on all ports instead! Now I a...

I have a 3750G switch with servers plugged into it that have very high throughput between them(200-500Mbs), consisting of primarily multicast traffic. I'm showing a good amount of ouput queue drops on some of the interfaces that have server plugged ...

We have been trying to upgrade a switch supervisor to the Sup 720.We have followed the recommendations increased power supply, upgrade fan, however, we did test and bake in the software on an E class chassis in slot 5 and worked for 3 days. When tryi...

Hi all, we had an issue where we had 2 100.1.x.x and 100.4.x.x addresses on our lan that were trying to talk through the firewall, but it was not working, the engineer had to issue a command>norandomseq nailed for them ip's, what exactly does this do...

Is there any way to traffic shape on local vlans...i familiar with traffic shaping on WAN however I never seen this procedure done on local vlan. Please keep in mind that I have a gig port with multiple vlans allow across however I would like lock do...