Dennis Goh

Member Since: Mar 18, 2011

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Dennis Goh commented on Nexus F2e Series Modules in Server Networking 3 years ago

Hi Leo / all,So, from my understanding of the new F2E cards, how it manages to interop with the M1...

Dennis Goh commented on Ask the Expert: Deploying Cisco Overlay Transport Virtualization (OTV) in Data Center Networks in Server Networking 3 years ago

Hi gentleman,With technologies like L2TP in Cisco routers, what are the advantages in using OTV...

Dennis Goh commented on Can we mix power supplies of different wattage on 6500 ? in LAN, Switching and Routing 4 years ago

Hi,I just experienced the same scenario. Here is what I found out:Table 13-1 from http://www.cisco....

Dennis Goh commented on Ask the Expert: Troubleshooting Nexus 5000/2000 series switches in Other Data Center Subjects 4 years ago

Hello Pascal,Newer versions of NX-OS supports up to 16 EvPCs (my customer uses 10 FEXs so far)...

Dennis Goh commented on Virus infected email did not get caught by C370 in Email Security 4 years ago

Hi Don,Thanks for your advice. I'll ask TAC and see whether they can point me in the correct...

Dennis Goh commented on Virus infected email did not get caught by C370 in Email Security 4 years ago

Hi Don,Antivirus is up to date (as in, as of that day). Thanks.Regards,Dennis Goh

Dennis Goh commented on Virus infected email did not get caught by C370 in Email Security 4 years ago

Hi,The policies that apply on CEOs and VIPs are much loose than that of normal users, hence the CEO...

Dennis Goh commented on Incoming virus count differs in Email Security 4 years ago

Thanks Andreas! This explains a lot!

Dennis Goh commented on Change cipher strength for management traffic in Email Security 4 years ago

Hi Andreas,Is there any possibility to apply these for the management interface (GUI) too? Thanks....

Dennis Goh commented on C370 control between internal email domains in Email Security 4 years ago

Hi Andreas,Because I want to block [email protected] to send email to [email protected] only, I will have to define...

Dennis Goh commented on Ask the Expert: Troubleshooting Nexus 5000/2000 series switches in Other Data Center Subjects 4 years ago

Is this post still active?Would like to ask further on L3 modules. Lets say I'm performing an NX-OS...

Dennis Goh commented on Ask the Expert: Troubleshooting Nexus 5000/2000 series switches in Other Data Center Subjects 4 years ago

Hi Prashanth,Correct me if I'm wrong, What I do to be able to scale up to 24 FEXs is by backing up...

Dennis Goh commented on Ask the Expert: Troubleshooting Nexus 5000/2000 series switches in Other Data Center Subjects 4 years ago

Hi Prashanth,Thank you for your reply. Does that mean that if I do not turn on any L3 features on...

Dennis Goh commented on Ask the Expert: Troubleshooting Nexus 5000/2000 series switches in Other Data Center Subjects 4 years ago

Hi,Since we are in this topic, are we able to turn "on" or "off" the L3 capabilities of the...

Dennis Goh commented on problem with fcoe (brocade cna & nexus 5596) in Storage Networking 5 years ago

Hi,I've also happened to encounter this issue. Any reason why system qos service policies can...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

Hi All,The issue has been resolve after we have contacted the telco regarding this issue. We posted...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

Hi All,Just an update.I've installed the IM-type application in my laptop and try it out through...

Dennis Goh commented on Problem with NME-WLC connectivity to router in Other Wireless - Mobility Subjects 6 years ago

Hmm, not bad of an idea. I certainly didn't think of that before this. I searched on the net on how...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

Hi Shrikant,I've attached the pcap files in the attachments. FYI, the packets were sniffed from the...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

H lcaruso,Yup indeed its a headache searching for bugs related to SIP on the 8.0.4. There are so...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

Hi Shrikant,My customer just realized that their Internet traffic in Site-A does not pass through...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

Hi Icaruso,Thank you for your suggestion. My thinking is that if everything is running smoothly, I...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

Hi Shrikant,Site-A firewall:sh run: Saved:ASA Version 8.0(4) !hostname KL-5520-OL-...

Dennis Goh commented on inspect sip dropping "sip request: MESSAGE" packets in Firewalling 6 years ago

Hi Shrikant,Please find the debug sip and the sip packet pcap in the attached. I have filtered out...

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