Switching

Resolved! IOS upgrade C6506-E modular to no-modular

Hi we had a problem in IOS upgrade on a couple of WS-C6506-E (VSS mode with one supervisor per chassis) using EFSU.Seems the problem comes from the modular to no-modular IOS we are placing (now s72033-ipservicesk9_wan-vz.122-33.SXI4a.bin à new s72033...

spanning-tree portfast bpduguard default global configuration command

HIIt is my understanding that when configuring the global command spanning-tree portfast bpduguard default this will only apply BPDUguard onlyon ports already configured with the portfast command and not on trunk ports.I would like to apply this glob...

3560G DHCP Server

Hello,I am running 3560G as DHCP server. Does it have any feature that allows it to give computers always same ip address ?

Whether Cisco Systems Catalyst 2950 Switch support Local Porxy ARP or not

dear all, I'd like to buy the switch which is cisco 2950 swith, but I need to know weather it support local proxy arp funcation. It is important that I choose cisco switch devices or others, thanks.

Can't connect WRV210 Router to a switch

Hi,Product: Cisco WRV210 Wireless-G VPN RouterProblem: Won't connect to my network switch, no lights, no connection.I've got an cable internet connection with modem plugged into the internet port and that seems to work fine. If I plug a device, such ...

Resolved! QoS Marking Problem

Hey guys I have a server connected to an interface on a C3560 and I'm trying to mark the traffic coming to it but I'm not getting any hits on the counters when I do a show policy-map interface command.Here's the config:Access-list 101 permit ip host ...

cisco WS-C4507R with V-10GE

Hi,I have a 4507R with dual WS-X4516-10GE in SSO mode with IOS cat4000-i9s-mz.122-25.EWA10. Each card is using a 10G interface.The problem is when I try to use the 2nd 10Gb interface, I get the following message:% WARNING: Interface TenGigabitEtherne...

Can you please show me where am I wrong?

Hi!My ISP provides me with a public ip address which I have connected to the port g1/0/24 of my Catalyst 3750.I have this configuration which allows me to ping any external address from my switch, but when I try ping to an external address (google.co...

Resolved! Connecting modem-2950-2 gateway/firewall appliances

Hey all,First post so be gentle OK We've got a 24 port 2950 setup as our DMZ switch. It's providing web access to our web servers on a secondary ISP. The DMZ switch has about 12 ports unused. What we'd like to do is take our primary ISP, used to supp...

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Resolved! Route Redistribution: Why OSPF routes does not replace RIP routes at every location

Hi to All,Just took my Troute class last week, and we had this very interesting example for route redistributing.The LAB guide was good enough to predict that either R1 or R3 would have a routing table populated with RIP and OSPF route while the othe...

IP HTTP Server Unavailable

I added an NTP SERVER to the configuration of a 3750 which looks like it brought down the IP HTTP Server on the switch. After the NTP was added, my monitoring software (What's Up Gold) shows IP HTTP Server as down, and in my CNA (Cisco Network Assist...

Resolved! VTP Server - Catalyst 2950, VLAN destruction?

HiI have a switch that I want to reuse as part of a LAN extension. SHOW VTP STATUS shows that the switch is in "Server" mode.My concern is that if I plug it into the network it will broadcast out that it is the server and delete the existing VLAN con...

Resolved! logging event spanning-tree on 4500

Hi,I want to monitor spanning-tree topology changes on my network. I found that "logging event spanning-tree" would be what I'm looking for.My network has a 4500 as core and several 2960 for access. On my 2960s, the command exist but not on my 4510-R...