Hello,We have a DHCP SERVER implemented in a cisco router 2610.This router is connected to a switch cisco 2960 configured as DHCP SNOOPING.At the switch appear the next log message:%DHCP_SNOOPING-5-DHCP_SNOOPING_NONZERO_GIADDR: DHCP_SNOOPING drop mes...
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Forum Posts
Resolved! Etherchannel loadsharing
Hi all,Is it possible to have also an unequal number of ports in an etherchannel?For example I have 7 ports on an channel...what happens about loadsharing ?I heard about loadsharing is only possible with even port numbers (2,4,6,8)?!ThanksUdoSent fro...
Resolved! Sim card Lock
Hi,I'm wondering if the sim card in a 4G module needs to be locked to be used in a ISR router and what is the reason for locking it anyway - so, if somebody goes into the router ands takes the sim card, they can't use it for anything else?Thanks, Pat...
Hi Everyone,I have been facing High CPU Utilization issue with few of my Cisco 4006 Switches together from last one month. Out of which 1 switch issue sorted out auto after 2 days however the problem is still exists with rest 3 switches.They are 6-7 ...
Hi,our network is spread over 15 floors and each floor we have 5-6 switches. we are planning to purchase cat3750-x 24 ps poe with C3KX-NM-10G network modules. Each floor has two up links to the core switch with single mode fiber and othe...
Okay, So I have a bunch of 2960 edge devices that all have DHCP snooping and port security enabled (standard configurations, no sticky mac's but a 5 address limit on the interfaces I'm having trouble with, configs below). I also have a number of Smal...
I have a dual-homed fabric (Nexus 2248 dual attached to two Nexus 5020's via vPC). On this Nexus 2248 is a server that has a four port LACP etherchannel. The ports do not appear to be load balancing correctly. The output below shows the four ports...
Hi all,I encountered problem while trying to copy file from Nexus 5548 to my ftp server (proteus - 192.168.12.220 - the Nexus switch is able to resolve name proteus correctly to 192.168.12.220). See below the working and not working scenarios. I have...
Hi,Can anyone advice, whether VSS technology support on 3560 switches.I'm planning to intergrate new Cisco 2x6509 with VSS and all the access swtiches 3560's uplink to core 6509if not support, whar will be the solution or any bug fixing or new IOS re...
I had one nortel and one cisco switch. Two diffrent links are coming from two diffrent ISP`s. I have configured etherchannel between nortel and cisco as metroethernet. I want to replace nortel with cisco. When i tried to do so, i am getting RTO betw...
Hey Guys,It's my first question within the support forum as I'm not able to gather any more information from Cisco release notes and how to do's so hopefully you can give me a hint.It's a very general question and I want to add some more information...
Resolved! Configuring layer 3 switches
I've been conducting research on configuring 3 distribution switches in my network which are Cisco Catalyst 4507's to communicate with our core over layer 3. Our core switch which is already configured at Layer 3 for intervlan routing is a Cisco Cata...
Hello,I've renumbered a switch to be the master of a stack using switch stack-member-number priority new-priority-valueDoes the do I need to reboot the stack for it to take effect?Thanks
Hello!I have a simple design with 3750. I configured a route-map which define a next hop.I defined this route-map on a policy on a vlan interface.When I test some ping and a debug ip policy and it seems that my policy never match.Is there any mechani...
how many span/rspan can we configure in cat6500 running (c6sup2_rp-JSV-M), Experimental Version 12.1
i will be creating combination of SPAN and RSPAN on catalyst 6506according to the linkhttp://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.1E/native/configuration/guide/span.html#wp1036881can someone help me to explain this. im planning t...
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