Switching

Hi experts, I just received a document with this vulnerability: "SSH Server CBC Mode Ciphers Enabled" for many cisco switches. the description says: "The SSH server is configured to support Cipher Block Chaining (CBC) encryption. This may allow an...

Hi All Can someone advise when i create and apply nested qos policy it s accept all command but doesnt display in show run , for example below class is cerated and accepted by router but in show run only show first three line's are show in runniung c...

Hello all.  Just looking for some verification.  I am going through literally a checklist and saw this on the checklist.  Obviously didn't want to blindly enter it and have been looking for some documentation/explanation but haven't found exactly wha...

I have a Nexus 5548UP VPC setup acting as a DHCP relay.  The DHCP server is on a Microsoft WDS server in order to simplify the setup. DHCP is working on clients, but I can't get PXE boot to work.  If I place the DHCP client in the same VLAN as the WD...

Does below diagrm of HSRP work properly? Any special configuration necessary on L3 Switch?

Hi all, I realise cpu core0 of my cisco 3850 switch stack of 4 switches is having high cpu utilization of 100% constantly when i do a "show process cpu | ex 0.0". The other cpu core are fine at below 20% utilization. This command would also list the...

Hello, Can someone please share the details of the bug CSCuw44957 ? The workaround says  (..) It won't heppen on 15.0(2)SE8 or earier. (..) But. I have WS-3560X @15.0(2)SE4, and its ports work fine when in 1G mode. When limited to 10/100 (auto), I ...

Good morning, I have a question. I've found a solution to rate limiting / dropping both broadcast and multicast traffic when 128 pps is exceeded. Here are the commands: conf t interface fa0/24 Storm-control multicast level pps 150 Storm-control bro...

hi all, I have 2 PCs wire connected to the LAN ports of my DPC3928AD directly, a desktop and a laptop. Desktop LAN light on router blinks green but laptop's blink orange, I tried swapping cables, removing fixed IP on the laptop, but I cant understand...

I have a switch, I configurebelow: (1) int vlan 1, no shutdown, ip address 192.168.1.3 255.255.255.0 (2) port 5 configuration: switchport access vlan 10 switchport mode access (3) I have one PC connect to switch port 5, in my windows 7 PC, I setup...

Odd case at worksite, power outage, when devices came back up, all Cisco management IPs were offline, but end users reported no issues (DHCP is working/verified), so its was limited to management vlan (11 in this case).  Topology is this: LAN Router ...

I 'm using console cable com1. connect to switch, (layer 2 switch), in configuration, I put under VLAN100, ip address 10.50.1.81 255.255.255.0, and no ip address for vlan 1, in int f0/2, I key in following command: switchport trunk native vlan 100 sw...

hi, I am trying to confiure SSH with these configurations: Router1(config)#hostname Router1Router1(config)#ip domain-name abc.comRouter1(config)#crypto key generate rsaThe name for the keys will be: Router1.abc.comChoose the size of the key modulus...

Dear All, Kindly suggest,CPU utilization is showing 55.95% for Cat4k Mgmt LoPri . what is Cat4k Mgmt LoPri ? Show process cpu  CPU utilization for five seconds: 68%/2%; one minute: 64%; five minutes: 61% PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Mi...