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Resolved! Fiber cores

Hi all, If i need to connect 2 cisco 2960S switch over fiber with over a distance of 200m, i know if have to use GLC-SX-MM but how many cores do i need ? to be honest i dont have understanding of when we need to use how many cores ?Can someone help m...

Jonn cos by • Level 4
  • 2323 Views
  • 15 replies
  • 0 Helpful votes

Resolved! Intra-chassis redundancy

Hi,Could anyone explain me about what "Intra-chassis" redundancy means? And what would be the example scenerios? I have been studying HA for my ccnp switch exam and it covers a lot about "Inter-chassis" redundancy protocols but not this. It would be ...

zarnims by • Level 1
  • 1597 Views
  • 7 replies
  • 0 Helpful votes

Voice vlan creates trunk?

have port on 2960 set as:switchport mode accessswitchport access vlan 100switchport voice 200connected a brand new (from box) 2960 to this port.i expected all ports on the new switch to get dhcp IPs from the connecting ports vlan (like when i connect...

Resolved! Not getting IP from dhcp pool cisco 887-VA-K9

Hi all.  Can someone look at my config and explain why i am not getting an IP from the router when connected over ethernet cable.  Have tried on 2 different laptops, both just show as unidentified network.  have tried 2 ethernet cables and all 4 ethe...

Regarding HSRP issues

Hi,1) In HSRP, we will have one Active router and one standby. is it possible to have multiple standby in a single group. If so what is the advantage.2) When Active router fails and preempt enabled here, and when it regains its state, it will take ov...

Dynamic and Static NAT

Hi Everyone,It's been a few years since I've used iOS, and I know this is simple, so I'm sorry for looking like a noob.This is my goal. I have a few servers and virtual servers behind a Cisco router. That router has 2 ethernet ports, 0/0 is connected...

zackmagee by • Level 1
  • 347 Views
  • 3 replies
  • 0 Helpful votes

invalid mask?

I am configuring a Supervisor 2T with the vlan interface192.168.94.1 255.255.255..192and it is giving me the error "bad mask" (won't accept)ip classless is enable, and ip subnet-zero is a default yes?Why isn't it taking that network? isn't it valid? ...

Cisco 2911 config with COI connection

I am working on a config to help with VOIP issues and some expansion for my company.we have a COX Optical 25 meg fiber line coming in to their equpment.its patched via Cat6 which is plugged in to a 8 port netgear gigabit switchwith 2 connections goin...

IP SLA not putting route in table

I set up IP SLA for icmp-echo on an IP that would then be tracked by a static route. The IP SLA summary showed this as succeeding but the route is not in the routing table.  I believe this should be all relevant configuration and output. The IPs and ...

3524xl-pwr switch.

Hi there, I just got my Cisco 3524xl-pwr 24 ports switch. I was wondering how do I access the setting from the browsers? I've tried, I clicked on Cluster Management. I got an error saying 404 can't find /home.htm or something like that.Can someone pl...

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