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Resolved! basic vlan communication

Hi,We have a cisco 3750 as core device. This has SVI vlans; VLAN10 - 10.10.10.1/24 , VLAN15 - 10.10.15.1/24.I understand that if 10.10.10.21 and 10.10.10.51 has to communicate, it will be within the same vlan.What happens, if the same servers have to...

suthomas1 by • Level 6
  • 517 Views
  • 1 replies
  • 0 Helpful votes

what does mean System FCS error frames?

I have a C2960G that is some issue.This problem is ping success DA(GOOGLE),also it doesnt  open same web site for port 0/1 ~ 0/4.other port successed ping and web site that just changed port.what does reason this problem? I think 0/1 ~0/4 port is sam...

HANOH CHA by • Level 1
  • 13523 Views
  • 4 replies
  • 0 Helpful votes

vrrp setup

Hi all, when setting up vrrp ports, do I need to put in a key of some sort? On the Nortel switches you have to make sure the key is the same on the ports in the group.

C3750-X Stacking configuration

Hello,I am having troubles to get 2 C3750-X switches WS-C3750-X-48P-L) to stack.   They are both running  iOS 15.0(2)-UNIVERSALK9, and are licensed for IP Base.If I connect stack port 1 of switch 1 to stack port 2 of switch 1, and  stack port 1 of sw...

bgarcia by • Level 1
  • 1455 Views
  • 1 replies
  • 0 Helpful votes

Resolved! hdlc and cisco hdlc

Hi everybody.Standard hdlc does not have protocol field. Does it mean standard hdlc can not carry protocol payload such as ip,ipx etc?If not then why did  we came up with hdlc if it can not carry different protocols as its pay load?thanks and have a ...

sarahr202 by • Level 5
  • 691 Views
  • 2 replies
  • 0 Helpful votes

Resolved! interface fa1/0/26 connected to a switch, goes in err-disable state even after NO SH.

I am cascading one new switch 3750G (int Gi1/0/1) with an existing 3750G (int fa1/0/26) switch.. But the interface fa1/0/26 goes in err-disable state even after NO SH.. also i have diable Spanning treebpdu guard and disable spanning tree portfast. Bu...

Resolved! Router and T1 circuit

Hi everybodyI got a question about t1 .circuit. Please consider the following example:R1s0------t1 connection-------R2R1 has three frames in its hardware queue of s0 waiting to be transmitted to R2.Lets name these frames as f1,f2 and f3. We know that...

sarahr202 by • Level 5
  • 474 Views
  • 2 replies
  • 0 Helpful votes

Resolved! Line Protocol Down

Hi,i appreciate if anybody could help me.i have used Leased Line Router 1841 series. i erased all the config.when i reload the router and configured the F0/0 with ip address 192.168.1.2.Router is connected to a latop with a crossover cable.Router>enR...

Priority Queue

I have a Cisco Catalyst 2960 with IOS Release12.2(53)SE (because of a contract I can not update it) ->  the release notes for this version describe the following:When auto-QoS is enabled on the switch, priority  queuing is not enabled. Instead, the s...

h.zelenka by • Level 1
  • 8019 Views
  • 8 replies
  • 0 Helpful votes

Resolved! One way single redistribution loop.

Hello,I wanted to know based on the simple example below the root cause for a loop or whatever is causing the traffic not to reach its destination.I tried debug ip routing, debug ip icmp, but it doesnt show anything which could help me to troubleshoo...

DHCP propagation

Guys,I'm sorry if this seems a real basic question. I can get it working on Packet Tracer, but don't seem to be able to get it working in real life. Sanity check, please?I'm trying to get clients to pick up a DHCP address from my server. Physical con...

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