I am replacing Catalyst 4506 switches with Catalyst 4500Xs in a VSS pair. Currently we use GLBP and set up the GLBP IP address to be the address we want to use as the default gateway for that VLAN (e.g. 10.10.1.253). From what I've read and understan...
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Forum Posts
Resolved! Identifing a GEN2 ISR from Gen 1
What is the correct way to know I have a Gen 2 ISR not a Gen 1?
Hi,We are connecting a malware prevention appliance to a SPAN port on cisco switch 6509 which uses IOS firmware.When the Malware appliance send TCP RST packet to the switch, it does not accept it.Please help with what additional config to be done on ...
hellowe are using N5K switches in our lan with 2 VDC: VDC2 for distribution layer to connect access switches+ VDC3 to connect our servers vlans. a L3 linl is between vdc2 and vdc3. 2 N5K are used for redendancywe have vlan222 that is created in both...
Resolved! Traffic not leaving vlan
Hi,i configured a vlan for on a 3750 switch, when i try to access on of that vlan servers i don't get any response, i did a capture on that vlan interface and found that my pc sends the syn and te server recives it and it sends the syn,ack back but t...
hi allI have two 3560-24PS-S catalyst switches running c3560-advipservicesk9-mz.122-44.SE.binI want to update them to IOS 15 to prepare to my CCIE v5 !I want to verify before updating, will they be fine with IOS 15 or they are not able to perform wit...
Hi guys,I have like the simplest form of redistribution setup in a test lab but cant seem to get it to work correctly:router ospf 1 redistribute static subnets route-map STATIC-TO-OSPFip route 123.0.0.0 255.255.255.0 10.100.0.18!!route-map STATIC-TO-...
Hi All,Forigve the stupid question here but I was just backing up the running configuration on the switches at work before we have a big powerdown at the weekend and I noticed that the passwords to access the switches are showing in readable text in ...
Dear Experts, We are faciing problem with 3800 router. network is not functional. when we checked on console we getting error message -SYSTEM ERROR(s) on : PRIMARY Bus of FIO 0 We have tried every possible diagnose (Flash card replaced, Gig module...
Hello All,I need some urgent assistance with some DHCP Issues in my network.Recently we noticed users having problems getting IP addresses from IOS DHCP Server.Please see my configs below:3750X STACK (IOS Version 12.2(58r)SE, RELEASE SOFTWARE (fc1))i...
Hi Team,i have static RP for a group range (225.0.0.0 to 255.0.0.0) and i have configured dynamic RP (bootstrap mechanism) for the same group range.which one will be elected as RP-SET.please share your views. thanks a lot in advance.regards,Rajesh ku...
Resolved! FCoE Native VLAN Configuration
HiOne question about FCoE ConfigurationIs better to permit the Native VLAN (FIP VLAN) in the allowed trunk vlans or just left it in the native vlan configurationHere the two choices showing my doubtVLAN 1197 name FIP_VLAN!VLAN 1198 name FCOE_VLAN fco...
im trying to set up a new network back at the office but im having problems communicating between vlans.i hav one router(cisco 1941) and a switch (cisco catalyst 2960g). im using the router on a stick method.i have two vlans on the switch and i have ...
I see "unknown protocol drops" on an interface of a 2960 switch and have a question.The "unknown protocol drops" do not seem to clear when I clear counters on the interface. Does anyone know how to clear them?
Hi,I've a strange command output on a catalyst blade HP 3120 about the output drops. When I issue the command show interface I see the following:SWNCL6#sh int g2/0/2GigabitEthernet2/0/2 is up, line protocol is up (connected) Hardware is Gigabit Eth...
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