Switching

Dear AllI have 2 pairs of Campus VDC and Core VDC. Is it possible to create a Dual vDC between these 4 VDC's to get the maximum bandwidth ? Please adviseSrikanth

Hi,i have 2 cisco 7604 distrubution routers .Both routers are running 310 hsrp groups.Sundenly there is hsrp flapping which causes high CPU.What is the limitation of HSRP group on cisco 7604 router .Below is the show ver from the router--------------...

Hi,i have several cisco 3500XL switches with trunking. I created a VLAN lets say 20 which purpose is for wireless clients. I installed wireless controller with 4 APs and controllers sees all 4 APs. Controller is also DCHP server. When wireless client...

error log for this,Jul  6 21:34:53: %HSRP-5-STATECHANGE: GigabitEthernet1/46 Grp 95 state Standby -> ActiveJul  6 21:35:52: %HSRP-5-STATECHANGE: GigabitEthernet1/46 Grp 95 state Active -> SpeakJul  6 21:36:15: %HSRP-5-STATECHANGE: GigabitEthernet1/4...

Hi,question, i have setup 3 vlans on my network..servers are configured on vlan 1...routers are also configured on vlan 1..problem is i cant ping vlan 1 using vlan 2 or 3 source.. but I can ping directly on vlan 1..any idea..

Hi,I have upgraded from s72033-adventerprisek9_wan-mz.122-33.SXH3a.bin to s72033-advipservicesk9_wan-mz.122-33.SXI7.bin.the problem is:1) when i do sh bootvar after reload then i se, BOOT variable = sup-bootdisk:sup-bootdisk:s72033-adventerprisek9_wa...

Hi guys,the situation:I've 6 vlan's11,21,41 production vlans10,20,40 lab vlansThey are all connected (routed) on a 3750 stackI would like to seperate those two groups from each other using VLAN access-maps (or acl if it works better) and block all tr...

Hey Guys, I have been asked to troubleshoot an issue where information that is being copy and pasted to a new switch is getting garbled. This only happens if a lot of information is sent to the switch at once and it might only happen on a line or two...

Live chat with Cisco expert, Judhajit Ghosh on Catalyst Security (DHCP Snooping, DAI, IP source guard)June 19th, 2012Here's an opportunity to make your Network secure by learning about Catalyst Security - DHCP Snooping, DAI, IP source guard. DHCP sno...

Hey guys, I was looking for some advice about configuring the control plane to mitigate DoS attacks. I understand you can use MQC and apply it inbound and or outbound to the control plane, I just couldn't find any examples of configuring it to preven...

Hi,I have just received high interface overrrun errors on one of the routers I manage at work. On checking the cisco site, I find  that these errors could occur because the interface's capability has been exceeded and it cannot process the oncoming t...