Switching

Hi all,i have a cisco 3825 router with a sfp module .(multimode cisco sfp ) connected to a alcatel switch with fiberxon sfp. on a cisco router the sfp card is been recognised and is seen when i used " show ip int brief "  or show inventory  commands ...

Can someone shed some lights on the layer below.  The OSI Model only  covers seven layers, and am just trying to understand where the layers  below are used.Development Environment Layer Testing Layer Infrastructure LayerThanks

Recently after upgrading our Core Switches (both 6513's) to 12.2(33)SXI8a we have been seeing OutDiscards on some interfaces (on both the core switches) on WS-X6548-GE-TX line cards. Some of these interfaces are configured as access port, some as tru...

%SYSTEM_CONTROLLER-SP-3-ERROR: Error condition detected: TM_DATA_PARITY_ERROR Feb 2 10:57:09.602 EST: %SYSTEM_CONTROLLER-SP-3-EXCESSIVE_RESET: System Controller is getting reset so frequently Cisco Internetwork Operating System Software IOS (tm) s222...

Hello Experts,Need your help.  We removed a switch out of the 2960S stack of 4. When I had change request opened, I put the new config and renumbered the switch and made sure master had highest priority but for some reason config is still showing the...

I have an LACP channel configured across 4 interfaces. Its working fine but it shows up are2      Po2(SD)         LACP2      Po2A(SU)        LACP      Gi3/1(P)       Gi3/9(P)       Gi3/17(P)                                 Gi3/25(P)Not a big deal but...

I need to paste a line like the following into my router - add https://USERNAME:PASSWORD@ipv4.tunnelbroker.net/ipv4_end.php?tid=TUNNELIDPASSWORD@ipv4.tunnelbroker.net/ipv4_end.php?tid=TUNNELIDThe problem is at the ?.  I have tried several different w...

Hi,I have here two Nexus7k chassis and I want to make use of the CFS feature. As far as I understood, it is using multicast for synchronising the configuration on both chassis. Both SUP management interfaces are connected to an old 3550 rackswitch an...

Dear NetPro Experts,I would really appriate if you could share the Best material details to start my journy as a beginner to expert level on the NEXUS.I dont want to start with the questions without trying hard on my own on the NEXUS.I would request ...

Hi allHas anyone got any templates they use when designing and implementing a new network, for example a campus lan, wan etcWould be nice for something as a starting pointMany thanksCarl

how to set static ip address in packet tracers?---Posted by WebUser Allan Lim

Hi, We hope someone is "shark" enough to assist us in this little quest.We use a setup containing of a windows RADIUS server, 200+ Cisco 877W supplicants and Windows7 / XP clients.The setup works but we have a seriously irritating issue when the rout...

I'm having an issue routing between vlans. I have vlan 1, and 2. I want to ping something on vlan 2, from vlan 1. I cannot ping from a computer on vlan 1 to a computer on vlan 2. I can ping each computer from the ASA 5505. I get an error on the ASA w...