Switching

In the above layout, we have the ASA 5520 connected via fiber to a 3560, then hanging off the 3560 is a 2801 Router.  From the router are 2 "outside" devices; a county PIX firewall and a State CLETS DOJ 2800 Router - both of which are NOT managed by ...

Hi,if a connect to the switch via Internet Explorer or every other browser I can't enter configuration because I receive a screen as you can view in image below. And I can view those errors:message: 're_preFlt_txt33' is not definedLinea: 31Carattere:...

Hello All,ON switch 6500 i have configured an interface vlan x and applied policies on inboud and outbound directions as per below:interface Vlanx ip address 1.1.1.1 255.255.255.0 service-policy input VlaX-in service-policy output VlaX-out  Policy Ma...

I am connecting two catalyst 3500 XL switches via fiber fx ports for layer 2 connectivity. Do I need to configure anything in the IOS or do I just plug in the fiber?What needs to be configured?Joel

We have configured WCCP on our L2 4507 in order to redirect traffic through the proxy.  Recently we attempted to add exemptions to the rule through deny statements.  For some reason the IP's that we denied still redirect through the proxy.ip wccp 0 g...

Hi I wants to receive Alerts as soon as any of NOC team member access   any Network Devices, I am facing prob, i am using  device expert for baking up the configuration. It does not Provide this feature.how log time they stay all the log history. au...

We've had a number of instances where users have connected their own switches behind our access switches and looped the network back to itself causing spanning tree to go crazy or have connected their own switches to build mini-labs on their own.  I'...

hi ,after insertion of SFP module in  the Switch i have messages bellow and the switch hangs after couple of minutes it restarts *Mar  1 01:19:58.729: %SYS-3-CPUHOG: Task is running for (2098)msecs, more than (2000)msecs (13/11),process = hpm main pr...

Hello,I've a Cisco 1941W router which is DHCP server for data-VLANs and uses ip-helper for voice-VLANs.Wired IP Phones (VLAN 100) gets IP successfully, but WiFi IP Phones (VLAN 101) doesn't.Here is the trace of DHCP debug for VLAN101 which is NOK:001...

hi,I have a Nexus 3064 which is not recording source MAC addresses after a successful ARP. The switch is then flooding the entire vlan with unicast traffic.The config is a boring single VLAN. One port (48) is going to a 6509. Not as a trunk, just ext...

Hello experts,If I have a host on the network config with /24, can I config ACLs for this host with /27 or /28?Exp:ip acc-list ext 200perm icmp host 192.168.1.101 255.255.255.248 anyperm tcp 192.168.1.101  255.255.255.248 host 172.16.100.1 = 443perm ...