Switching

Hi,we have configured a CUSM for sending traps to a CUOM. Everything was working fine.Some days ago we made some changes in the network devices and now no traps are arrinving into the CUOM Service Quality Alerts from the CUSM.What we want to know is ...

Hi all, if I am creating an access list to allow internet for inside users, where would it be best to apply it, I was thinking in on the inside interface ?

In my internet router having 2 serial interfaces. Each interface connected to 2 mbps leased line . Totally 4 mpbs internet leased line we r having .One of the seial interface every 4 o 5 minutes it is getting down and then immediately after 6 seconds...

7609(config)# int mul 117609(config-if)#ip load-sharing7609(config-if)#ip load-sharing ?per-destination Deterministic distribution7609-2(config-if)#ip load-sharing------dCEF is enabled,is there any hidden command or any software bug, i am using 12.2...

I would like to solicit other's opinions on racking Cisco 2960 switches & 2811 routers. What kind of dead space is needed/required/optimal between devices mounted in a rack? Are fans required to circulate air, or are the little fans in each device ...

HiSwitch stuck in ROMMON Prompt and giving following error.Could not find a valid file in BOOT environment variable. BOOT variable can be set from IOS. To find currently set Rom Monitor variables, please type 'set' command.Switch running with IOS ca...

Hi, we notice that for some reason we ignore ,there is a difference between the arp table and the adjacency table in our catalyst C3750..Alternatively , the adjacency table for a host is empty but not the arp table, so the host is unreachable for a...

what is AAA? How to configure?

Hi allIf I have 2 routers on my lan running hsrp. then each router has a wan link to the same destination. is there any way of load balancing the traffic on the wan? my guess is the only way would be to use GLBP? also how would the routes look to one...

All,I have to upgrade our IOS on a 3750 stack. Do I upgrade the IOS on the master stack, reload the stack, and then the others will copy the IOS automatically from the master?Thanks,John

is it possible to stack 4 3750 with between the switches stackcables of 3m, what is here the rule?

There is the Catalyst 6509 with two SUP2.I was migrating from CatOS to IOS following http://www.cisco.com/en/US/products/hw/switches/ps708/products_tech_note09186a008015bfa6.shtml#conv_msfc_2After Cat6509 loaded with IOS and I did:#show moduleI got f...

I am having a problem that does not make sense to me. I have a switch configured with a single (VLAN4) to which I tried to apply an ACL that will impact traffic coming from worstations in VLAN4.Once i apply the acl below, I can longer telnet from a h...

Every 30seconds, a router receives from one of its neighbors RIP updates for a specific route. Suddenly that route gets down and then the router received immediately triggered update from that neighbor for that route, now with metric=16. The route is...