Switching

What exactly does it mean when a DOCSIS 3.0 compatible cable modem is placed in bridged node?From my understanding, a cable modem can act like a router and do everything a typical router does, in which case you would plug your PCs directly into it an...

I have to upgrade a switch so we can use AAA. They don't want me to bring the buildings network down to do this. Somone told me theres a download command or something that will allow me to install the new IOS without rebooting.Anyone know how this is...

Hello,I have been troubleshooting this problem for 8 hours and have not figured it out yet.  Basically, I have a 2811 where the FA0/0 keeps dropping packets at the interface now andthen seemingly when traffic tends to burst but anything over 5 megs a...

I have 3 switches connected in daisy chain: switch1---switch2---switch3All switches configred with open trunk.If I want to trunk a vlan 10 from switch 1 down to switch 3, is it necessaryto create vlan 10 locally on switch 2?My understanding is if it ...

I have a VSS 1440 System running under IOS 12.2(33)SXI4a consisting of2 Chassis, each with 1  Supervisor 720 10GE running  PFC3CXL.I want to add redundant Supervisories in each Chassis without interruptinguser applications. Are redundant Supervisorie...

Hi all,    One of my customer place they have 7600 router with E1 SPA card and other  branch they have 2800 router with serial interface. ISP ask me to configure the E1 has unframed and clock is line. Can any body help me out in this.

Would you recommend running single area ospf on both the core and remote sites?We're running rip at the moment and we want to migrate to ospf. We have about 20 routers, 250+ routes, and 10 remote sites.Are there any document on how to migrate to diff...

Hello -Was wondering what other experiences have been in the field with dual-homed FEX 2248s against two vPC peer-enabled 5010s.  We're using this configuration on the latest 4.2(1)N2(1) code and seeing 5-10 second failover times when "pulling the up...

Can I redundant power supply for Catalyst 3750-12s-E?I think I have to use PRS2300.Is bellow all for redundant Power Supply?Catalyst3750-12S-E x 1RPS 2300（PWR-RPS2300） x1C3K-PWR-750WAC x 2CAB-RPS-2300-E x 2Power Cable x 2So is it need adapter for ins...

Hello,We had IOS IPbase installed on our Catalyst 3560G and all our dhcp client were working fine but since we upgraded to Ipservice,  all our linux workstation running Ubuntu were experiencing problems obtaining an IP address from the DHCP.  I notic...

Hello Everyone,My support team is trying to troubleshoot a strange issue that we are having with our two switches.   We just replaced an old switch with a new Catalyst 2960 which then is connected to a 2950 in another part of our building.    When we...

Please see attached document

I have a C857w on a remote location and the users cannot ping the default gateway, yet they can gain access to the Internet.  The routing has a VLAN setup and in the configuration there is a command line of:ip route 0.0.0.0 0.0.0.0 Dialer1ip route 19...