Switching

Weird issue with a POE 2960 running 15.0(2)SE2.What I am seeing is some laptops can connect to a port and get a DHCP address fine, others get no link light whatsoever.  IE if I plug my laptop into port 41 I get link light and a DHCP address.  If anot...

Hi allI have a /21 block but i also want the prefix list to look at every /24 inside that /21.  would the syntax beip prefix-list TEST seq 10 permit 10.10.8.0/21ip prefix-list TEST seq 15 permit 10.10.8.0/16 ge 21 le 24?Thanks.

Hello,I'm looking to restrict Inter-VLAN routing through L3 switch (cisco 6500) and wanted to know best possible way to do it. I used VACL and achieved success to some extent, but my config is making clients take up to 5-6 mins to authenticate IP add...

Ok, I can see that my traffic is hitting the right queues, but it doesnt seem to be taking priority over other traffic, either that or it is being limited somewhere. I am marking video with dscp 34, voice with dscp 46 and control with 24. I have done...

Hello guys,I want to upgrade IOS for my production core 3750 switch.Below is Show version/fash output.. I have IOS image "c3750-ipservicesk9-mz.122-55.SE7" could you please confirm below concerns-1-As this is stackable switch do i need to upgrade on ...

Hello,I came across a range 25 of IP addresses with /32 mask and they are back to back. I am wondering if I can summarize them but since this is a DC firewall I do not want to summarize to the typical range of IP addresses. I want to summarize those ...

Dear Team,I have Cisco 3845 router with Cisco IOS Software, 3800 Software (C3845-ADVENTERPRISEK9-M), Version 12.4(25d)."flash:c3845-adventerprisek9-mz.124-25d" I installed HWIC-1CE1T1-PRI V02 interface card, but it showing below error,WIC Slot 2:    ...

hi,I have three routers R1 connected to R2. and R2 is connected to R3 ..One interface os R2 is advertised in ospf and other in EIGRP.R1int s0/0/0ip address 10.1.1.1 255.255.255.252router ospf 1net 10.1.1.1 0.0.0.0 area 0R2 int s0/0/0ip address 10.1.1...

Hi all,I have just buy a 10G card for Cat 6513, these are information:PDCMSFC-1>sh moduleMod Ports Card Type                              Model              Serial No.--- ----- -------------------------------------- ------------------ -----------  2 ...

I have some switches on VLAN 1 SVI's on 2960's switches. These were deployed a few months back and now I have to make them manageable with a management network.I was always under the assumption that 2960's (layer 2) could only have 1 SVI. I now have ...

I have a 3945 with a basic DHCP configuration applied to it. This 3945 is connected into one of the access ports of my nexus switch. I'd like to simply have the 3945 hand ip addresses out to other clients connected to the nexus switch. I have zero ex...

I have recently aquired a Cisco SGE2000 switch and the first thing I did was update to the latest firmware and change password. Now I cant login? Neither my admin / admin dosent work nor the new user I have created. Is there any characters that this ...