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vlans and DHCP

Guys i guess its pretty basic stuff and i am not 100% sure how ot do it :-)I have one /24 address 10.12.14.0/24 and i have 3750 swicth and a ASA firewall. I need to configure DHCP as well choose IP for firewall inside interface as well for LAN.I am t...

Internet Handoff to switch

Hello, I am new to this type of setup, but what I would like to do is; I have a ISP handoff with 5 static IP's. I woul like to go from the handoff to a 3560 Cisco Switch, from the switch to a 1921 Cisco Router, then to a ASA5505. My question is the r...

Feedback on our new network design

I'm looking for feedback and constructive criticism on our network redesign project for our company.We are currently on a 192.168.1.x/24 and running out of addresses. We are looking to move to the following design and implement VLANs as well for segr...

mtehonica by • Level 5
  • 645 Views
  • 4 replies
  • 0 Helpful votes

Management vlans

Hello,Consider im having the following network setup as illustrated in the picture.What would be the best way to configure management vlans for use with telnet? Do i need to assign an ip address to the different management vlans within the range of a...

Michel_VZ by • Level 1
  • 624 Views
  • 2 replies
  • 0 Helpful votes

2812 with 16-ESW CEF low memory issue.

According to my boss every 3 to 4 months he has to restart our 2821 with a 16-esw module installed because of a low memory issue dealing with CEF. Here is the exact error message.%% Low on memory; try again laterJun  8 11:18:51.777: %FIB-2-FIBDOWN: C...

POE Devices Not Working As Expected

Hey Guys,I have 10 new AIR-CAP3502I-A-K9 connected to a WS-C3750X-48PF-L switch.  8 of the APs power on and connect perfectly, but two are problematic.Both devices are granted power, but they never go past the stage of getting power from the switch. ...

Resolved! Question about 10GBs connections

I want to do VSS with two 10GBs connections between 2 6500 series switches.What if I "mix and match" the media transmission types by using the 10GBs fiber connection on the Supervisor 2T and a copper 10GB connection on a copper 10GB blade (the 16 por...

Resolved! SG300-10P power an SG200-08 switch?

Can a Cisco SG300-10P switch power a Cisco SG200-08 switch over POE?  Or an SG200-08P power an SG200-08 via POE?  I have an area where I'd like to put a small switch, but would like to avoid having to have electrical power run to it.  Or will the SG3...

jeffdavis by • Level 1
  • 1545 Views
  • 4 replies
  • 0 Helpful votes

Resolved! 10 G connectivity between X2 & SFP

Hi,I want to connect WS-C2960S-48TD-L switch to WS-X6708-10G-3CXL module in Cisco WS-C6503-E switch. WS-X6708-10G-3CXL is C6K 8 port 10 Gigabit Ethernet module with DFC3CXL which requires X2 module. on the otherhand, WS-C2960S-48TD-L requires SFP+. N...

MAC Sec [Switch to Switch]

Hi All!My question is about deploying MacSec over L2 MAN provider.I have HQ office and some Big office linked via MAN provider VLAN(X). Same provider provides L3 MPLS service with other VLAN(Y) for low speed far shops and offices.  Can I use MACSEC o...

Resolved! campus network and wan

Hi everybody.My book says " A campus network is an enterprise network consisting of many lans in one or more buildings, all connected and usualy in the same geographic area.Campus network commonly consists of ethernet.802.11 wireless lan,high speeds ...

sarahr202 by • Level 5
  • 4592 Views
  • 9 replies
  • 0 Helpful votes

Multi-Tenant security on Cisco 3750

Hi guys,I have a 3750 switch with IP routing enabled and have lots of VLANs configured on this switch.What is the best way to prevent VLANs from talking to each other?At the same time, hosts inside their respective VLANs should not be blocked from re...

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