Surya ARBY

Member Since: Jan 10, 2006

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Surya ARBY commented on Nexus 7k FCoE Traffic Load Balancing in Storage Networking 9 months ago

Hi. Could someone get a definitive answer for F1 cards and FCOE load balancing over ethernet port-...

Surya ARBY commented on Issue related to NPV / MDS 9148 / MDS 9222i in Storage Networking 1 year ago

Hi Walter, if someone still follow this thread, or if someone in the future faces the same issue...

Surya ARBY commented on Issue related to NPV / MDS 9148 / MDS 9222i in Storage Networking 1 year ago

yes it's always the same interface :) in fact I can't swap the cables (I have a remote access) but...

Surya ARBY commented on Issue related to NPV / MDS 9148 / MDS 9222i in Storage Networking 1 year ago

6.2.5 on both units :(about the shut /no shut sequences to make both uplinks up or to change the NP...

Surya ARBY commented on Nexus 5K FCoE with vPC - VFC "Error Disabled" in Storage Networking 1 year ago

you have to put your fexes in FCOE mode, configure host ports as trunks and then on each 5k bind...

Surya ARBY commented on Issue related to NPV / MDS 9148 / MDS 9222i in Storage Networking 1 year ago

MDS-1# show interface fc 1/11-12 fc1/11 is up Hardware is Fibre Channel, SFP is short wave...

Surya ARBY commented on Issue related to NPV / MDS 9148 / MDS 9222i in Storage Networking 1 year ago

ok, this driving me crazy. Just after my previous message, I could shut interface fc1/12, then shut...

Surya ARBY commented on Issue related to NPV / MDS 9148 / MDS 9222i in Storage Networking 1 year ago

Hi.   Unfortunately I can't get both uplinks up again !! (and I can't erase and reload the 9222i...

Surya ARBY commented on Nexus 5K FCoE with vPC - VFC "Error Disabled" in Storage Networking 1 year ago

it will not be sufficient. Once fexes are in fcoe mode, then you have to configure host ports in...

Surya ARBY commented on Nexus 5K FCoE with vPC - VFC "Error Disabled" in Storage Networking 1 year ago

you have FEXs within the dell chassis right ? As you have dual homed fexes over VPC and you try to...

Surya ARBY commented on PBR / VRF-lite / 6500 SUP720-10G-3C in LAN, Switching and Routing 1 year ago

hehehe this is not MY ios but the one owned by the customer ;)

Surya ARBY commented on PBR / VRF-lite / 6500 SUP720-10G-3C in LAN, Switching and Routing 1 year ago

it's a 12.2(33)SXI. I don't know the exact release, I don't have access to the switch currently.

Surya ARBY commented on FCoE VLAN with OTV or FCIP across WAN. in Server Networking 2 years ago

No, you need direct fiber connetions.

Surya ARBY commented on QinQ Question in Metro 3 years ago

Take care of the MTU; it's also higly probable that the provider will use QinQ in it's own network

Surya ARBY commented on What does the the command --" mls qos trust cos" mean? in LAN, Switching and Routing 3 years ago

ooops, you're right about the shape mode in egress scheduling; it's 1/25 and not 25% (it's a bad...

Surya ARBY commented on What does the the command --" mls qos trust cos" mean? in LAN, Switching and Routing 3 years ago

Ports have 3 states :- untrusted : all frames/packets incoming will leave the switch with 802.1p=0...

Surya ARBY commented on Cisco 4500 Sup-6 QoS configuration in LAN, Switching and Routing 3 years ago

I will hijack this thread Regarding QOS on SUP6 / SUP7 with MQC :I want to limit the bandwidth...

Surya ARBY commented on Catalyst 4500E Supervisor VI QoS changes in LAN, Switching and Routing 3 years ago

A Qos-group is an internal marker, just like the old "internal DSCP" was; but qos-group may be used...

Surya ARBY commented on QOS IPP DSCP question in LAN, Switching and Routing 3 years ago

as DSCP is backward compatible with IP precedence trusting DSCP on all inter switches link (trunk)...

Surya ARBY commented on [MDS 9124] fcalias database erased after migration in Storage Networking 3 years ago

No it was not, this is one of my advice to this customer

Surya ARBY commented on [MDS 9124] fcalias database erased after migration in Storage Networking 3 years ago

for some unknown reasons, the full zone sets were not identical across the whole fabric (some...

Surya ARBY commented on [MDS 9124] fcalias database erased after migration in Storage Networking 3 years ago

thanks; Is there any way to clear only the "full" zoneset but not the other informations ?

Surya ARBY commented on EIGRP Autonomous system mismatch detection in WAN, Routing and Switching 3 years ago

Hi all.At this point all have the same opinion, that is not possible to detect mismatched EIGRP AS...

Surya ARBY commented on Per-VLAN IGMP Snooping Querier on Catalyst 4500 (sup7) in LAN, Switching and Routing 3 years ago

What is the behavior seen with the VMs ? I've not seen this when I performed my installation. I was...

Surya ARBY commented on multicast clustering IBM servers with N7K and 2k in Server Networking 3 years ago

Use a link local address 224.0.0.0/24 if configurable; if not :- igmp snooping querier- if your...

Surya ARBY commented on pwwn and nwwn in Storage Networking 3 years ago

Thank you.But in your example the two ports of the host will be connected to different fabrics, so...

Surya ARBY commented on SAN design : core edge and dual-homing access switch in Storage Networking 3 years ago

ok; so in the case of using standard dualport HBA (or CNA) the pictures above represent only one...

Surya ARBY commented on FCoE VLAN with OTV or FCIP across WAN. in Server Networking 3 years ago

FCIP is not supported on Nexus 5K; you'll have to put an MDS switch supporting the feature.

Surya ARBY commented on FabricPath & Layer-3 VPNs (VRF) between 2 Data Centres in Other Data Center Subjects 3 years ago

Fabricpath is L2; not related to the L3 technology you want to use; if VRF are in use you can just...

Surya ARBY commented on FCoE VLAN with OTV or FCIP across WAN. in Server Networking 3 years ago

You can use FCIP (if running a common Ethernet/IP-based backbone) or direct fiber connection (...

Surya ARBY commented on pwwn and nwwn in Storage Networking 3 years ago

I need some help to get a better understanding;In all the config examples I see; zoning is always...

Surya ARBY commented on Cisco ACE, where next in Application Networking 3 years ago

Hi.Can we have a clear update about Cisco's strategy ?http://www.citrix.com/products/netscaler-...

Surya ARBY commented on IP IGMP SNOOPING QUERIER ON A PER VLAN in Video Over IP 4 years ago

Bump !Issue still there in the last firmware on sup7; has someone opened a case about this ?http://...

Surya ARBY commented on ACE - hiding client addresses... in Application Networking 4 years ago

What you need (if my understanding is correct) is Source (client) NATconfig guide is here :http://...

Surya ARBY commented on Cisco Ceasing Development Of Load-Balancer Products in Application Networking 4 years ago

Hi all.Just to be exhaustive; the only source for this rumor comes from here : http://www.crn.com/...

Surya ARBY commented on Static routes to a SVI's problem in LAN, Switching and Routing 4 years ago

Hi all.I could make some tests on a 3560 12.2(55)SE6 ip services :When a network owning the nexthop...

Surya ARBY commented on Static routes to a SVI's problem in LAN, Switching and Routing 4 years ago

Ok thank you all I understand now.Is there any real application of route recursion if the next hop...

Surya ARBY commented on Static routes to a SVI's problem in LAN, Switching and Routing 4 years ago

Hi Peter.What you say makes sense; the subnet which owns the nexthop address is announced by...

Surya ARBY commented on Static routes to a SVI's problem in LAN, Switching and Routing 4 years ago

So for each configured static route; the best practice is to track the status of the underlying...

Surya ARBY commented on Static routes to a SVI's problem in LAN, Switching and Routing 4 years ago

Hi.Finally you're probably right; I'll have to investigate furthermore but the problem disappears...

Surya ARBY commented on Static routes to a SVI's problem in LAN, Switching and Routing 4 years ago

Hi.As you could see in the command I issued in the IOS the output is filtered to show only static...

Surya ARBY commented on Static routes to a SVI's problem in LAN, Switching and Routing 4 years ago

Bump !To me it's not an expected behavior; a static route shouldn't be kept in the routing table if...

Surya ARBY commented on ACE:LB several https services using same client(public) IP address in Application Networking 4 years ago

If all your sites are under the same domain; the most simple solution is to use a cross domain...

Surya ARBY commented on FabricPath-Datacenter-Interconnection-only with Nexus 5500 in Other Data Center Subjects 4 years ago

Did you test VPC convergence time without VPC+ / Fabricpath ? By just building a port-channel to...

Surya ARBY commented on FabricPath-Datacenter-Interconnection-only with Nexus 5500 in Other Data Center Subjects 4 years ago

Hi.Could you find the reason why the link status is reported so slowly ? Any TAC case opened ?

Surya ARBY commented on ACE maintenance page for HTTPS connection (non offloaded mode)? in Application Networking 4 years ago

That's what I wrote above; there is no way to do it with any loadbalancer on the market if you don'...

Surya ARBY commented on FabricPath-Datacenter-Interconnection-only with Nexus 5500 in Other Data Center Subjects 4 years ago

Strange issue; I have a test acceptance plan scheduled mid september for a new DC with VPC on Nexus...

Surya ARBY commented on ACE maintenance page for HTTPS connection (non offloaded mode)? in Application Networking 4 years ago

Tha ACE won't send any redirect as it operates as layer 4 - SSL bridge

Bio

Now technical consultant in datacenter networking; used to be product manager / practice leader in Datacenter networking for various Network Integrators










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