Switching

HI ,Does anyone having this porblem before?"every machine in the building reported an IP Address conflict with the same MAC address"How to slove it?core2#sh arp | inc 130.204.            Internet  130.204.1.79           41   6416.8d29.d5ea  ARPA   Vl...

Hello Everyone,I have a problem with ICMP, I have a series of switch in the same vlan (206) this is the admin vlan and then i have a core 6509 who does the inter vlan routing, if a try to do ping from 6509 to another devices, one of them are sucessfu...

Greeting allI`d like to have more idea for the upgrade to VSSI actually have 4 chassis 6509 and one of them is the enhanced versionI`m actually having the supervisor Supervisor Engine 720   WS-SUP720-BASE on all my chassisSo to integrate VSS i need t...

Hi EveryoneI wouldnt say i'm a pro at cisco but i do grasp networking structures and concepts.I have a asa 5520 firewall. it is failover'd to another.out side that i have 2 switches, outside thoes a dsl modem, then the internet.the asa is passing tra...

Hi,I would like to know if somebody can help me in finding somekind of defintion for the timers displayed with the utilisation of show spanning tree detail:Timers: message age 3, forward delay 0, hold 0Message age seems to be a counter incremented ea...

. If we change timer(hello)value in root bridge what cud be the effect in topology?i found non root bridge still have 2 sec as their hello timer may i know why?

Hi all,i have 6513 core switch and i made it work as dhcp serverdoes anyone know how to know the number of ips obtained from this dhcp server??thanksayman

1...is err disable state is by default violation mode for switches?2.what is the purpose of protced mode of violation after violation occur still port is in on condition and port status is gree..if this happen how does administrator will identify tha...

1.Since pvst is by default Cisco product... then why we get this remarkSpanning tree enabled protocol ieee ..when we do sh span command....2.As per pvst it only work with ISL encapsulation technique...practically i found i does work with dot1q also w...

HiDoes anyone know if there is a minimum version of s/w on 6500 Supervisor cards for this command to work? Currently I'm running 12.2(18)SXD7 and the command is not present.ThanksJames

Hi,I found increase of Total output drop when i monitor status of interface but i didn't found any parameter which affects to increase output drop.I can't explain to clients about this. (I use C2960G-48TC-L). Which cause have affects to increase tota...

Dear All,VLAN's are not populating in CAT3560 which is cascaded with nexus 2k switch.NEX# show interface Ethernet101/1/2 switchportName: Ethernet101/1/2  Switchport: Enabled  Switchport Monitor: Not enabled  Operational Mode: trunk  Access Mode VLAN:...