Switching

HiI am having an issue with adding a c3750x switch to an existing switch stackCurrently there is 2 x WS-C3750X-48P and I am trying to add another WS-C3750X-48P to this switchI have cabled the switch to the stack using the stack cables and added the c...

How to combine, get prefix ipv6 through the NDP and getting dns through dhcpv6?example:interface FastEthernet1/0ipv6 address 2000::/64 eui-64ipv6 nd prefix 2000:34::/64ipv6 dhcp pool DNS_ONLY dns-server 2000:FFFC:BBBB:AAAA:CCCC::1

Hi all,Thanks to you and this forum for the support I've received until now.We have 3 different DCs seperate approx. by 30-60 KMs in the same country. All these DCs are active (No DR). the DCs are interconnected via Dark fiber link managed by our dar...

Hi,i have a stupid questioni have a 3750 in the stack and other 3750 stack (connect over wan, there are not possible connect over LACP or FlexLink) and extreme switch connect over LACPBut i don't now how must be configuration STP on the LACP link bet...

Hello,We need to receive calling-station-id on the cisco ASR 1006 debug and radius server when wifi user is connectedActually I receive calling station-id in the  Access-reqest packet but not accounting-request packet.The below is the debug from the ...

Hi All,I have faced a lan issue where i dont get  any clue for the root cause. In my lan setup they are about 300 switch which consist of 6500 core switch's , 3750 \ 3560 \ 3550 distribution , 2950\2960 acess switch's. Its runnin in PVST+ as of now a...

Dear All,We are running LMS 4.2.1 and it is reporting a vulnerability stating that MOP is enabled on Cisco 7206 Router. However I am not able to apply the suggested fix  "NO MOP ENABLED" on all ethernet interfaces. Router model and IOS running on the...

Hi ,I have a Cisco catalyst 6513 with sup720-3bxl and WS-X6724-SFP modules , the switch was working fine until yesterday ,but after a maintenance the modue WS-X6724-SFP failed to bring online , the error code is (Module  Failed SCP dnld) does it mean...

i am having a ws-3750x-12s-s  switch . i want to ugprade it from ipbase to ip service. after installing ip service liciense file, when i gave command " show license detail" i found there 3 index . one is for ip base -active (permanent) ..2nd is for i...

From 213 vlan everythings is dropped............. ip access-list extended print permit tcp any any eq 1985 permit tcp host 192.168.213.59 host 192.168.6.7 eq 1526 permit tcp host 192.168.213.60 host 192.168.6.7 eq 1526 permit tcp host 192.168.213.58 ...

Hi all, I have 2 routers connected like below---------lo0(1.1.1.1)----R1(10.0.0.1)----------------------------------------(10.0.0.2)R2--------------lo0(2.2.2.2)I have configured site to site vpn with following access-list access-list 111 permit ip an...

Hi All,Can someone suggest free full length URLs for below IEEE standards:802.3d802.3w802.3s802.3adRegardsSiva Kondala Rao

Hello, can someone please tell me the memory/flash requirements to run IOS 15 + CME 8 on a 2801 router.thanks kindly.

Hi, I'm new to jumbo frames. I've to enable it on 3750 and nexus 7K switches. what are the steps involved? can we enable jumbo frame per port instead of enabling globally? i.e. we will only have few ports that will be using jumbo frames, rest of the ...

I have a NME-16 on a 2811 router with a PoE power supply.  When I plug in a 7961 set I dont get any power.  The port doesn't even light up to recognize the phone.  It will on a laptop but not the phone.  CDP is enabled.  Any help would be appreciated...