Hi,i'm in the position on recomending to a friend to use 3550 or 3750 with the multy-vrf feature, but on the feature navigator, it don't show this feature. But i have some 3550 with multi-vrf activate (used as CE for many customers, each with theyr v...
Hi.What will happen if the switch receive rogue BPDU, Superior BPDU packets on the vlan, which is not taking part on STP? And it isn't on portfast mode.As i understand there should be nothing related with unauthorized activity, as switch doesn't have...
Hi all, I'd like to know if I can use any other SFP's in the Cisco Fiber Intelligent Gigabit switch for IBM Bladecenter (IBM P/N 32R1888)Documentation says that the supported SFP from Cisco is GLC-SX-MM.....But I need Singlemode :-(Does anyone know i...
On the data sheets there are image part numbers to order that upgrade from IPBASE to IP Services and Advanced IP Services. The configurator does not have these part numbers as orderable and only offers a standard or enhanced model. How do I get Advan...
Hi all,I have one confusion for Routing Loop,in distance vector routing is all the routers (i.e. R-1, R-B, R-C) update its routing table at same time or they do have their individual route update timer..?Thanks,Dhaval Tandel
I have an ESX server with two NIC's connected to two seperate 2960 switches (for reducnecy presumably) The two 2960 have a trunk to the core switch 4507. In the syslog I see the following message:Host 00:50:56:47:9B:88 in vlan 104 is flapping between...
HiFor troubleshooting reason, i configured on the interface, no ip route-cache.After troubleshooting i configured, ip route-cache. With show run, the interface shows no ip route-cache cef. My question is, does no ip route-cache disable ip cef on the ...
Thanks everyone, I have dual 6509's with dual FWSM's, basically I need to be able to create FW rules to permit/deny traffic to/from user vlans to several server vlans and between other networks, etc. These VLANs are present in the 6509, can I do this...
It seems that one of my Core Routers the BGP to At&T is announcing everything- Yes Everything! OOOPPPSSS. Is there something I should look for? I looked at my other Router going that has BGP to another provider isn't doing that. I can put the con...
Hi all, when people talk about vpn phases, ie phase 1 and 2, is phase 1 the intial setup of the tunnel, peering etc, and is phase 2 the authentication etc once its established ?cheers
