Switching

I have a problem.When I connect somethings to ports such as a pc, a sever, a swich and a router, their MAC address are not appear on the ports.As a matter of course, I adjusted the speed and duplex each other.Empty ports have the same problem without...

Stpid question, but....on a 6748 1000 Mbps SFP card, you can configure a gig port to not negotiate speed. It seems that, by default, these ports cannot have their speed configured, but you can configure the speed to NOT negotiate using the 'speed non...

I just purchased four C3750E switches (3750E-48-PD-SF)They all came with the following image:12.2(35)SE5UNIVERSAL W/O CRYPTO WITH WEB BASED DEV MGR (c3750e-universal-tar.122-35.SE5.tar)I set up the 1st switch, configured it via console, connected its...

I have 4507R with 4506 GBT Module and couple of 2955 industrial switches to get connected to this 4507 soon. What i had found is 2955 switches comes with 100LX fiber ports and 4506 GBT doesnot support 100 LX. supported modes on 4506 GBT are 1000LX, 1...

We have VLAN 5 & 6 defined and created on Cisco router. e do have 3560G switch wherein all the VLAN5 and VLAN6 computers will be connected to this switch, therefore is it possible to assign multiple vlan ( like vlan 5 and vlan 6) to one port in cisco...

what is the role of neighbor in multicast?

Dear Friends,I hv an issue with MST on 3550 switches, i have connected three 3550 swithces in a triangle topology..sw1->sw2->sw3->sw1. sw1 is the root bridge for vlan 10 - 60 but when i configured sw2 and sw3 as MST now sw2 becomes the root bridge ev...

We are configuring EIGRP in our network. We have several locations across town using comcast to connect these sites back to the head office. Do we require to get an ASN Number from ARIN or can we use any number?

What could be the reason for continuous interface reset

Okay.. For the last two days right at 4:55pm and 5:00pm our management vlan has gone down. Only affecting that vlan. LMS 2.6 network view shows dashes red lines to all devices.. Whats up gold starts sending off massive alerts cause it can't see anyth...

Hi All,I am getting nating issue for every 15 days, we have below NAT statements configured in one of our IOS-FW 1841.We have below NAT for one of our SMTP server, when i got complaint saying incoming mail traffic not working then i have to remove th...

DudeI am not able add 4948 switch to NMS.It fails when we run snmpwalk.Checked the snmp community string, routing between switch and NMS all looks finehere is the snoop output on switch port whilst we run snmpwalk from NMS.14:45:48.333707 NMS.59689 >...