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Forum Posts
Hi,We are looking to avoid the need to install an additional device in our network as our core 6509s are not being pushed by any stretch. However, we are having an issue getting the 6509 to assign DHCP addresses and perform NAT.Most interfaces and V...
Resolved! vlan 1 minimization and native vlan
When I connect two switches using trunk ports, by default Vlan1 will be the native vlan for the trunk ports. The recommended practice is to assign a non default vlan vlan1 and also no to use management vlan as native vlan. Is it mandatory to define a...
Hi Guys,I know the Nexus 5548P hardware does not support Netflow.I just need to know that if we introduce the layer 3 Daughter Board N55-D160L3 does this add Netflow support?ThanksDax
HI all experts1. we have two vlans .and in vlan 50 (10.10.18.0/24) we have servers ..these servers shouldnt accessed to outside world(no internet) and should be provided access to only two IPs of vlan 60 i.e (10.10.19.10 & 10.10.19.12). how to use ...
Hello all,I have a big problem with cameras that generate multicast stream (about 40MB on links GB uplinks, no problem with the link).Despite the Wan saturates and yet I do not route these flows over the WAN.Let me explain, there are two core network...
HI I'm having trouble stacking a new WS-C3750X-24P with existing switches WS-C3750G-24PS I can see the license is on the new WS-C3750X-24P:switch#sho licIndex 1 Feature: ipservices Period left: 8 weeks 4 days License Type: Evalua...
Hi, In 2901 ISR EHWIC-D-8ESG module support only 16 vlans. What we need is more vlans so that we can isolate virtual machines connected throughtrunk ports. Now we are limited with 16 vlans, is there any workaround? Or any other module that supports ...
Hi,I have a Catalyst 4003, I have been trying to interface into the WS-X4232-L3 module to access the fast ethernet ports to shutdown some of them. However, I cannot figure out the interface for them? Secondly, the switch is secondhand. Someone left a...
Resolved! Accessing CLI for C4003
Hi,I'm still pretty new to the networking scene. I'm trying to access the CLI on a Cisco Catalyst 4003 switch.It has a WS-X4012 Supervisor module, a WS-X4232-L3 - Layer 3 Routing Module, and a WS-X4418-GB switching module. Well to make things short a...
Resolved! Distributed vPC between N2K and N5K
Hello,Please I need a confirmation for a possibility to implement a vPC link as distributed uplink from one N2K to N5K in objectif t have full duplex non blocking vpc 2x10Gigabit link?In this design we will implement L3 routing service on the both N5...
Here's the situation, I hope someone can help me with this.I'm implementing PBR on a multihomed network with 2 ISPs. ISP1 is the preferred exit to the internet, while ISP2 is used only for backup purposes.There is however low priority traffic from a ...
Hi all,leI have question regarding OSPF point to point serial link cost ---I have 2 Routers conencted back to back with T1 cross over cable.Router 12650XM# sh run int se0/0Building configuration...Current configuration : 165 bytes!interface Se...
ACL to block certain UDP portsHi All,I want to block some users from accessing VOIP calls.Is there an ACL that blocks certain UDP ports so that inside users can not access those ports?Ports like 5070,14836 etc?Thanks
Hello everyone,I'm currently pursuing to take my CCNA and am currently studying for it, but have recently encountered a problem with one of my 1760 routers that I can not solve.Yesterday I went to boot up my router like normal, however when I went in...
Hi a b c d e f PC1 <-------------------> Router1 <--------------------------> Router2 <-------------------------> PC2I associated c interface(in Route...
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