Switching

Created a ip prefix list to allow the default route, then set it in a route-map and applied to ospf process 1200, but it filters everything. This was working about 3 days ago. The only thing that changed is it connects to a new upstream ASA, but the ...

Hi, I don't understand why it shows 2 lines (C & L) for each network, and each one with different mask ! Router interface which connected to network is set to be 192.168.1.1/24 and the network is in the same range ! so why it shows 192.168.1.1/32  no...

Hi! I've got Cisco 881 connected to the network in a branch office. Sometimes (may occur once a week or three times a day) I see STP starts blocking port: rtr#show spanning-tree VLAN1 is executing the ieee compatible Spanning Tree protocol Brid...

Scenario:I have configured VSS in distribution Layer(Sw1 & Sw2). There is 1 L3 port configured for traffic forwarding from each VSS member Sw1 & Sw2 to core switch. VSS Dist sw1 have the active control plane and data planes for are active for both VS...

%STACKMGR-1-STACK_LINK_CHANGE: MEMBER: 4 stack-mgr:  Stack port 2 on switch 4 is down%STACKMGR-1-STACK_LINK_CHANGE: STANDBY:2 stack-mgr:  Stack port 1 on switch 2 is down  (OC-SWTCH)%STACKMGR-6-SWITCH_REMOVED: STANDBY:2 stack-mgr:  Switch 3 has been ...

Good Morning All, Am currently looking into high cpu figures on one of our 3850 switches the model is WS-C3850-24P running  03.02.03.SE. we had an alert through for a sustained period of high cpu usage, upon investigation we observed the following. ...

7206#show verCisco IOS Software, 7200 Software (C7200P-ADVENTERPRISEK9-M), Version 12.2(33)SRC, RELEASE SOFTWARE (fc3)Technical Support: http://www.cisco.com/techsupportCopyright (c) 1986-2008 by Cisco Systems, Inc.Compiled Fri 11-Jan-08 02:44 by pro...

Hi CSC,I have a query regarding default routes in EIGRP. I have two routers, lets say RouterA and RouterB that are EIGRP neighbours.RouterA has a static default route pointing to my ASARouterB has a static default route pointing to RouterA. Looking a...

hi  i have installed an HWIC-4ESW on a cisco 1841 router and attached an ADSL modem to one of its ports. (f0/0/0)i have created a vlan and put the interface on that vlan and assigned an ip address to the interface vlan.now i can ping the ADSL modem.t...

Unable to telenet onto a cisco 3750 stack of 4how resolve this without rebooting the stacktried using the snmp tool still does not workplease advise accordingly Unable to ssh to the stackeven while using a console cable still unable to access any of ...

Hello communityI think I understand something completely wrong and therefore it is not working as I did.I have three layer3-switches (SG300-28P) all connected to a Catalyst switch (3750X). These switches are all connected via trunk connection to the ...

Hi,I have two RV042 Dual WAN router. The current IP Address range is 192.168.100.1 - 192.168.103.254 / 22. We have extended LAN, 500 IP's in one premises in another 500 in another premises, but all are in the same subnet. Both premises are connected ...

I have questions as this my first enterprise level cisco router 1941.  I purchased it orginally due to the intigrated security features such as the ability to span ports and run a sniffer as well as some of the other features.  However I realized aft...