About fhoban

fhoban · 06-21-2019

Hello, I've an issue where outbound calls work from skype clients to external phones but inbound dont ; the call connects but no audio is available. The setup is fairly simple. We have a gateway server on the LAN that connects out to the sip provider...

fhoban · 10-11-2018

Hi All, I have a known internet provider issue at a corporate site which is severly affecting internet access/browsing. There is a confirmed issue in the ISP backbone so certain addresses are not reachabe like 8.8.8.8, cisco.com might be available fo...

fhoban · 07-04-2018

Hi, I have come across 2 x sites that connect via L2 port-channel with a layer 3 SVI on each end for routing ; protocol is OSPF. Cat4k on customer side with a 37xx switch stack DC side. These links are from the same provider [ 2 x 100Mbps MAN ]. Prob...

fhoban · 03-28-2017

Hi, I have been experiencing some arp issues across a nexus fabric. Basically we have 2 x data centres connected via a BGP/EVPN fabric using vxlan L2/3 routing and bridging. The problem originated when connectivity issues surfaced between some bare m...

fhoban · 10-13-2016

Hi, I have 2 data centres connected across a Spine/Leaf fabric using BGP EVPN. In one DC I have UCS and in the other legacy Dell servers running ESX conected to catalyst switches. These are trunked via a VPC to the local 9k leafs to interconnect with...

fhoban · 06-21-2019

This is logs from voice gateway on site.

fhoban · 06-21-2019

Hi Mike,Only config on the router is the NAT and an ACL on the ISP facing interface which is not blocking anything. I'm not sure about the ISP. I will try and get packet capture from client. Thanks!

fhoban · 10-13-2018

I've done that. Everything is running clean. It's better today as they're clearly doing work to rectify the issue. Sites that are reachable/routable over the local site internet are working fine. I've done numerous tests streaming video etc. When I s...

fhoban · 10-12-2018

I have control over all local site except ISP router and MPLS which is managed. I have no control over DC, however I do know that the internet at DC is a completely different provider than local office ; originally I was suspicious it was the same IS...

fhoban · 10-12-2018

Probably not unfortunately. It's in France and I'm relying on local support who have ticket open. All the local ISP said is we have found issues in our backbone which I knew anyway yet they still proceeded to send a tech out to site yesterday to chec...

Member Since	‎12-04-2005 11:17 AM
Date Last Visited	‎06-26-2019 12:04 AM
Posts	52

User Statistics

User Activity

SIP/RTP issue behind NAT device

Browsing really slow at Corp Site Internet Ok

L2 Port-channel/L3 SVI across MAN link detection

ARP Issues with Nexus Fabric

UCS and L2 Multicast Issues

Re: SIP/RTP issue behind NAT device

Re: SIP/RTP issue behind NAT device

Re: Browsing really slow at Corp Site Internet Ok

Re: Browsing really slow at Corp Site Internet Ok

Re: Browsing really slow at Corp Site Internet Ok