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Forum Posts
Resolved! Voice VLAN
Hi All,I'm having a litle difficulty with setting up a (working) voice VLAN on a Cat 2960-24PC using Avaya 9630 phones.My port config is:***interface FastEthernet0/12 description ### VOIP Test ### switchport access vlan 211 switchport mode access swi...
Hi,I'm attempting to upgrade a 6500 SUP720 module's SP bootflash (sup-bootflash)from the default of 64Mb to 512Mb by the installation of a CompactFlash (CF) adaptor.Problem:=======The SUP720 boots up OK when the default sup-bootflash module(64Mb) is ...
Hi allAccording to the catalyst 3750 datasheet, we would be able to configure up the MAC address table size to 12K entries.1st question: How could I find the actual size of our MAC address table ?2nd question: How could we do that ?Thanks for your he...
HiI have two 4500 switches running GLBP and I recive some strange log messages. I can't find out what the problem is. Hope you could help:s-aala8-24-1-core2#sh run inter vlan 120Building configuration...Current configuration : 451 bytes!interface Vla...
Hi,I have a scenario where the copied traffic of a SPAN setup is overloading a device on the span port. Most of the traffic in reality is not wanted anyway, is there a way to filter the traffic getting copied to the SPAN port?Something like thisG1/0/...
Resolved! ethernet L3 subinterface load
Hello!The Costumer branches are connected to the central router via MPLS.The central router has Fastethernet interface and one-one subinterface ( dot1q ) to every branches.Unofrtunetly the IOS shows the main interface load only.How can we know the su...
Resolved! Help with igmp static-group
HiI've got a source registered:sh ip pim rp:Group: 239.48.181.10, RP: 10.239.45.1, next RP-reachable in 00:01:04sh ip igmp groups:239.48.181.10 Vlan180 02:28:11 00:02:12 10.45.180.38However,On the same swithch if I do the follow...
Resolved! Basic Multicast Questions - Help
HiCould someone please clarify some questions I have.1) In a sparse-mode environment does a multicast source need to send out mutlicasts before a client joins via a igmp requests? Assume that the client is in a remote office and the source in another...
Hi, I have an easy loop question for the experienced engineers. Lets say that I had two cisco switches (3550) cabled together twice to each other via Ethernet. The first cable is connected to the identical switch ports vlan. So if I had fa0/1 in vlan...
Resolved! Routing issues
we have a PVN and it is segmented by Vlans. One of our Laptop users had an IP address. I.E. 10.51.42.100 and the gateway was 10.51.40.1. Wen we would do a tracert to outside our 10.51 environement it would hit the 10.51.164.1 gateway (which is wirele...
We have many D-Link switches with PoE and I have a necessity to connect an AP Cisco 1232 AG to one of these switches, using the PoE technology. Unfortunately, it does not work. Once in the past, having connected Cisco 1232 AG to D-Link 3426P I succes...
Hi, I am facing the following problem.I have a switched network built over VPLS Cloud.Switch1---VPLS-CLOUD-----Switch2Switch 1 is root switch and there are multiple switches connecting to VPLS cloud including switch 2.All were working fine until one ...
Hi allI was trying to give the following host name to my 6504 switch .It comes up with the following error.GA-GAN0999-CIS-6504-(config)#hostname GA-GAN-CIS-6504-1% Hostname "GA-GAN-CIS-6504- " is not a legal LAT node name, Using "CISCO_000000"the IOS...
We are going to be implementing EVPL from our carrier soon.We will have some sensitive data go across the layer 2 link, but it needs to be on the same VLAN on both sides.We will trunk this VLAN.What can be done to enhance the security across the trun...
Interesting. On a 3750-A, port fa1/0/24, I connect a crossover cable to 3750-B, port fa1/0/24. If I leave the respective ports as 'auto/auto', the connection is established. If I set 'speed 100 and duplex full'on both sides, port status goes down and...
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