About john.pepper

john.pepper · 05-21-2020

Hi, I've configured NAT on routers using physical interfaces. And also on a 6500 (Sup720) using a combination of SVI (Inside) and a physical interface (Outside) for the NAT interfaces. But I seem to remember there was a problem when trying to do NAT...

john.pepper · 10-21-2018

Hi, Having problems with NAT on 2 x C6816-X-LE switches running VSS. IOS = 15.2(2)SY3 Not seeing any NAT translations between private users on Vlan172 network to Vlan182. Config below is fairly basic. Only difference is it's using in a VRF. And...

john.pepper · 06-05-2017

Hi, We have site with a pair of 2 x 6800 VSS switches connected to a separate carrier using two routers - both running eBGP. See attached. This carrier is passing us all our global BGP routes (5,000+) via their backbone as they have links into our ...

john.pepper · 01-31-2017

Hi, About 6 years ago we suffered a major DC failure on our VSS switches where they went into a split-brain situation. We were running IOS 12.33 at the time and advised by Cisco to use both PAGP – AND - Fast-Hello for Dual-Active-Detection. We a...

john.pepper · 03-26-2015

Hello,Posting this fix as it may help anyone facing the same issue. We recently installed 2 x Nexus 5596 into our DC with the management connections running across 6500 VSS switches. We have the same setup in another DC and all worked fine. However...

john.pepper · 05-21-2020

Thanks for the reply.I have looked at this doc before. And pretty sure I tried to implement that Hybrid version, but on a newer Sup. And it didn't work for some reason. Ended up using a router hanging off the 6500.But I'll try again see if successful...

john.pepper · 10-21-2018

Hi Georg, Many thanks for the reply. Unfortunately, that command isn't there in this IOS.

john.pepper · 06-29-2017

Thanks to all who contributed here. Appreciated and what makes this forum a great resource. FYI - we managed to resolve our issue over the weekend taking a few actions. 1. We removed any redistribution and BGP Pre-pend from our one DC. So that me...

john.pepper · 06-06-2017

Cheers for the feedback guys. Reading and other threads on this issue it seems to work for some people - but not always :-o We have this type of solution at numerous other sites and it works fine. The difference being we're using EIGRP on the LAN s...

john.pepper · 06-06-2017

Thanks Jon, Appreciate your feedback and any test results you get. We plan on doing some testing in the 'live' environment over the next few days. Once we get a fix I'll share it here as I can see a number of posts on the same issue.

Member Since	‎08-08-2003 04:25 AM
Date Last Visited	‎05-24-2020 11:43 AM
Posts	109
Total Helpful Votes Received	10

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NAT 6500 SVI

NAT on C6816-X-LE VSS

eBGP Load-Balancing

VSS Dual Active Detection Methods

Nexus 5595 7.0(5)N1(1) - Config Sync / CFS Issue

Re: NAT 6500 SVI

Re: NAT on C6816-X-LE VSS

Thanks to all who contributed

Cheers for the feedback guys.

Thanks Jon,