I'm at a loss to explain this one. We just lost power to one of the switches in our Catalyst 3750 stack (of course it had to be the master) and another took over as master. From this stack, we have a two port etherchannel to a stack of Brocade VDX ...
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Forum Posts
Resolved! Storm Control on N5K NXOS 6.x
Hi Guys,I am bit confuse with storm control support on Nexus 5K NXOS 6.x. I have notices the storm control is only available only on port channel interface. However, in earlier version 5.x it can be enable on physical interface level as well.http://w...
Hi AllWe seem to be getting some packet loss on one of our sites, over the WAN. The WAN looks good so now im looking into the core switch, does the below seem right?The IOS is bootflash:cat4500e-universalk9.SPA.03.04.00.SG.151-2.SG.bin and its a SUP7...
Dear, We have one 3750E (Master) and two 3750G in stack-able mode, All these are in 24 ports. Now i need to replace one 3750G with 48 ports switch.Can anyone guide me the exact supportable models of switch in stack mode to replace 3750G and work with...
so.... I have a computer connected to a 2960 on F0/7 - IP 10.70.64.151 - VLAN 1. The 2960 is connected to a 3750 on ports g1/0/11-12. The 3750 is connected to another computer on G1/0/7 - IP 10.30.0.2 - VLAN2. I have two vlans on each. I can ping fro...
Hi,I'm sure many of you regularly do tests of new or modified network infrastructures before going live. And you developed detailed plans and schedules how to test, how I did too.Does anybody know if there exist standardized testing methods for this ...
Can anyone give me a definitive answer as to how I enable Jumbo frame support on a 4500x system?Ive enabled it on the VLAN interface and the physical interfaces dont have the command available in config mode. Thanks in advance. Iain
My company just purchased a Nexus 5548. I've been fooling around with the configurations and just getting familiar with this equipment. I've already configured a port channel using 2 10gig ports on our 3850 and its working fine. Now, I'm trying to ...
Hi, I'm trying to connect WS-C2960X-48FPD-L with WS-C4500X-40X-ES via SFP-H10GB-ACU10M (Twinax cable). On 2960X I'm running 15.0(2)EX5 & on C4500X IOS XE 03.06.01.E, now where I use twinax cable on 2960X I get invalid gbic error and port gets err...
Hi, I am not able to activate MACsec (CTS manual) on the WS-X6716-10GE module. I have a VSS with VS-SUP2T-10G installed. I am able to activate MACsec (CTS manual) on the WS-X6908-10G module. Is MACsec supported on the WS-X6716-10GE (DFC4) ????
In the case where multiple sources are present for the same multicast group in a PIM-SM environment:1. Will the PIM DR choose one or multiple sources to send the PIM join during the SPT switch-over process ?2. If one source is chosen, how does the el...
Resolved! Which type of MEC between 2 VSS
Hello, Can someone tell me what is best protocol for MEC between two VSS. I have one VSS with catalyst 6k (Core) and 10 VSS (distribution) with 4500X.I think pagp is the best because he is Cisco proprietary, and he is most quick to detect failure tha...
Hi I have tried IPv6 qos using class map in Catalyst 3750 switches but the platform is not support. Can anyone configured the IPV6 qos in Cisco 3750-X switches. Does it support? Cisco 3750 configpolicy-map up class bwtest-up police 2048000 12800...
Resolved! Problem creating switch virtual link
I have two brand-new Catalyst 4500X switches running cat4500e-UNIVERSALK9-M. The switch has GLC-T 10Gbs copper SFPs in it. All the ports are set to "switchport" I am trying to crate a VSS pair, but I cannot bundle interfaces T2/7 & 8. I am getting er...
Hi, We were proposed with a new routing protocol from our support services. The routers are running EIGRP right now, and will be transferred over to BGP. Inorder for the BGP to work, our LAN switch which is a L3 Cisco Catalyst 4500 series needs to be...
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