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HSRP Filling up Logs

It looks like both my HSRP Interfaces (VLAN 600 & 700) cycle through standby --> active ---> speak continuously on one of the two switches.  What can be causing this?*May  4 06:41:24.883: %HSRP-5-STATECHANGE: Vlan700 Grp 0 state Speak -> Standby*May ...

gdrandles by • Level 1
  • 774 Views
  • 1 replies
  • 0 Helpful votes

Resolved! LAN layer2/layer3 switching/routing Confusion

I have a customer that is doing a migration.  And when we change the default gateway, it causes problem.  However, based on my understanding of how L2 and L3 switching and routing works, it should not.  I would just like some clarification to my unde...

MMstre by • Level 3
  • 1864 Views
  • 7 replies
  • 0 Helpful votes

5548UP as a layer 3 router

Hi,just a simple question. Is it possible to use a nexus 5548 UP switch as a layer 3 router between different vlans on the switch without the layer 3 card ? Or is there no 5548 as a router with the  layer 3 card ?

How PING works on a Windows machine

I know ping uses the identifier field ICMP packet in Linux to deffrentiate between different echo replys but in windows the identifier field is set to 255 for all the echo replys.Can someone please explain on how does ping differentiates the echo rep...

WCCP redirect acl... Why isn't it working?

Here's my pertinent DMZ 3750 config:ip wccp 5 redirect-list BlueCoat_WCCP_Testip wccp 10 redirect-list BlueCoat_WCCP!interface GigabitEthernet1/0/1description SDC6506-1T-1 2/3no switchportip address x.x.x.x 255.255.255.0ip wccp 5 redirect inip wccp 1...

problem with dhcp snooping database

Hello All,I want to create the dhcp snooping database using the tftp Server from our running LMS4.1 Installation. LMS is installed on Windows 2008 Server and the first problem is how to get the Windows URL c:\program files (x86)\CSCOpx\tftpboot\dhcp_...

3750 SVI QoS not working

I want to police the traffic coming from host 10.0.0.10 that is connected to another switch via port-channel interface the port-channel have interfaces G2/049 and G2/0/50 , i have applied below config to the SVI 112 but this is not working, as the ho...

Resolved! 3750 has IP Conflict with another device

Hello.  I just found out that one of our 10 3750's has been assigned with an IP Address that is in conflict with a PC that has been in production long before this 3750 was deployed in our environment.  Good thing it is servicing  devices on a separat...

Local Authentication failing on 2911

                   Hello Everyone,I have a new 2911 that I am trying to bring up but local authentication is failing.  I know I have typed the username and password correctly but no go.  When I try to http in it is failing as well. I even create a "C...

Resolved! OSPF Design

Hello,I'm in the process of designing a new solution for some of our clients that are using Kilostream connections.  I have attached a topology diagram so hope this helps understand what I'm trying to do.We have a number of clients that have servers ...

MPLS Networking

MPLS support requires routers that support MPLS. Where I can find MPLS administration knowledge (MPLS Book or course )om Internet. I am CCNP .Please help?                  

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