Server Networking

We deliver DSL to customers, and everything worked fine until two days ago, when cistomers started to complain about not reaching a number of sites on the internet. The dsl in terminated at 3-layer at another Isp. We can not find any common sign in i...

Can a load balancer perform Port Address Translation (PAT / NAT)?

Hi,I'm a student at KHK Geel (Belgium) and i'm doing an internship at a small IT company. At the moment I have to work out a solution in a QoS-based datacenter. I wanted to ask if it's possible to measure if somebody is bursting over his capacity du...

Hi Gilles,Could you please tell me how often the Primary GSSM updates the Changes to other GSS's(Stabdby GSSM or GSS)For example - If the initial Answer keepalive is configured - icmp to vip address and when i changed the keepalive to particular answ...

Hello,we are using InfiniBand Cisco products SFP700P-SK9 switch and adapters SFP-HE4XCI2-LSM1 together with Sun Fire X2100 M2 servers equipped withdual-core Opteron processor. We are using our cluster mainly fro HPC. I have simple question. If we run...

Is it possible to bridge 2 routers together so that both LAN's are on the same subnet and then encrypt the traffic between the two routers across the WAn segment transparently via IPSEC?

Hi,Just i need to know how the 720 Gbps comes from?I think at Cisco 6513 slots from 1-8 with one 20 Gb connection and from slots 9-13 with two 20 Gb connections.I did my calculations but without any good result :(Thanks in advanceAbd Alqader

I need to know, how to see the TCAM in a Sw4507? I have aply PBR and understand that exist limited to 4096entry.

Hi Gilles,Our client is planning to deploy GSS in the Production environment.Before that they want to test GSS performance.IS there any tool to generate DNS trafiic hitting the GSS or is there any other way to test the GSS performance ?please adivse ...

Hi All,I have been asked to enable 802.1q trunking from our core switches to a VmWare ESX server. The server does not support spanning-tree protocol and they recommend turning off spanning-tree all together or using portfast on the trunks. The serv...

Hi,I realise this is Enterprise but has anyone experience/thoughts on the following?The Current Cisco Data Centre SRND v2.0 documents, specifically "Firewalling and Load balancing with 6500", http://www.cisco.com/application/pdf/en/us/guest/netsol/ns...

hi all!here is config:!*************************** GLOBAL *************************** cdp run ip redundancy ip route 0.0.0.0 0.0.0.0 10.12.248.1 1 ...

Hi,I have configured bridge-group for dlsw on a Fastethernet dot1q encapsulated subinterface.on the switch I have seen the remote mac-address learned in vlan 1 (untagged vlan of the trunk) and I have not seen that mac-address on vlan 3 as it was aspe...

I have two datacentres, where each has the following setup. The servers connects to two 450x switches which connects to two 650x switches. This is a two-tier design since the 6506 forms the core layer of the network. I have clustered servers in the t...